This page lists 159 cooling system parts for the 2000 Honda Civic, across 22 part types, covering all 3 engine options (1.6L L4 CNG, 1.6L L4 DOHC and 1.6L L4 SOHC). Every part shows its brand, manufacturer part number and fitment notes.
On the 2000 Honda Civic, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. Most of the listed parts are Temperature Sender / Sensor (22 parts), Coolant / Antifreeze (21 parts) and Thermostat (16 parts). The other 19 part types cover the remaining 100 parts.
The 2000 Honda Civic was sold with 3 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2000 Honda Civic cooling system parts are MOTORAD (12 parts), GATES (10 parts) and BECK/ARNLEY (9 parts), plus 48 more brands. Quality grades include Standard Replacement, Economy and Premium.
37 parts on this 2000 Honda Civic page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including FVP MV5050GAL (Coolant / Antifreeze) and DAYCO 87618 (Coolant Hose / Pipe). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | AF3055 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | MV5050GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Extended LifeAll Makes / All Models | View on Amazon |
| PRESTONE Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | AF3100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | BQA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 719009 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | ZXG051 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | G05 Yellow1 Gallon | View on Amazon |
| VALVOLINE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 841943 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Heavy Duty Pink Fully Formulated1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | AF2100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | PKP1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | PXA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | AF6310 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAX Original EquipmentAsian Blue | View on Amazon |
| PRESTONE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | AFMAX | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 861398 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Asian Vehicle Blue1 Gallon | View on Amazon |
| AISIN Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | ACB003 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BlueHOAT | View on Amazon |
| BECK/ARNLEY Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 2521501 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Extra Life BlueAsian | View on Amazon |
| BECK/ARNLEY Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 2521001 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Green1 Gallon | View on Amazon |
| PEAK Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | PAB1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OET Asian Extended Life Blue1 Gallon | View on Amazon |
| PENTOSIN Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 8115207 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Pentofrost A31 Gallon | View on Amazon |
| VALVOLINE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | ZX001 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Green1 Gallon | View on Amazon |
| VALVOLINE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 904683 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HT-12 Pink1 Gallon | View on Amazon |
| VALVOLINE Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 904685 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HT-12 Green1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
21 Coolant / Antifreeze parts for the 2000 Honda Civic come from 7 brands — VALVOLINE, PRESTONE, PEAK and 4 other brands. The "Popular" part is FVP MV5050GAL.
In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.
The Economy section lists 4 options from FVP, PRESTONE, PEAK and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.
In the Heavy Duty grade, VALVOLINE supplies 2 parts: rated for severe service. A representative part number is VALVOLINE ZXG051.
In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, VALVOLINE, BECK/ARNLEY, AISIN and 2 other brands supply 9 parts: built to original-equipment specification. A representative part number is VALVOLINE 861398.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular Fits: 1.6L L4 SOHC, 1.6L L4 DOHC | 87618 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| GATES Popular Fits: 1.6L L4 SOHC, 1.6L L4 DOHC | 18701 | 🇺🇸 US 🇨🇦 CA | Molded5/8" x 13 29/32" | View on Amazon |
| ACDELCO Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 14076S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| ACDELCO Fits: 1.6L L4 SOHC | 14161S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 1.6L L4 DOHC | 63017 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MoldedI.D. 0.620" | View on Amazon |
| CONTINENTAL Fits: 1.6L L4 SOHC | 63246 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| GATES Fits: 1.6L L4 SOHC | 19042 | 🇺🇸 US 🇨🇦 CA | Molded5/8" x 13 13/32" | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
7 Coolant Hose / Pipe parts for the 2000 Honda Civic come from 4 brands — GATES, ACDELCO, CONTINENTAL and 1 other brand. The "Popular" part is DAYCO 87618.
This group includes DAYCO 87618, GATES 18701 and ACDELCO 14076S and the remaining parts above.
Coolant Hose / Pipe Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA Fits: 1.6L L4 DOHC | 16022400 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | COOLANT PIPE | View on Amazon |
| AJUSA Fits: 1.6L L4 DOHC | 16022450 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | COOLANT PIPE | View on Amazon |
| MAHLE / CLEVITE Fits: 1.6L L4 DOHC | C32870 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Engine Coolant Outlet O-RingMolded Rubber | View on Amazon |
| VICTOR REINZ Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 411076700 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | O-Ring | View on Amazon |
This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
4 Coolant Hose / Pipe Seal parts are listed for the 2000 Honda Civic, from AJUSA, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: AJUSA 16022400, AJUSA 16022450 and MAHLE / CLEVITE C32870, plus the other parts above.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | HA0719927 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Cap | View on Amazon |
| SKP Popular Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | SK603803 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GPD Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 2411214 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| LARES Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 37300 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Cap | View on Amazon |
| TECHPRO Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | HO3014121 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ULTRA-POWER Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 603803 | 🇺🇸 US 🇨🇦 CA | Coolant Recovery Tank | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
6 Coolant Reservoir parts are listed for the 2000 Honda Civic, from AUTOTECNICA, SKP, GPD and 3 other brands. AUTOTECNICA HA0719927 carries the "Popular" badge.
Listed part numbers: AUTOTECNICA HA0719927, SKP SK603803 and GPD 2411214, plus the other parts above.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | RC0186 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DORMAN Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 54223 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Only Compatible with Dorman Reservoir 603-803 | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
2 Coolant Reservoir Cap parts are listed for the 2000 Honda Civic, from CALORSTAT and DORMAN.
Listed part numbers: CALORSTAT RC0186 and DORMAN 54223.
Cooling Fan Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| US MOTOR WORKS Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 16749 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Econo Control | View on Amazon |
| US MOTOR WORKS Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 16779 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Better Control | View on Amazon |
| US MOTOR WORKS Fits: 1.6L L4 DOHC, 1.6L L4 SOHC | 16795 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Best Control | View on Amazon |
This table covers the Cooling Fan control modules.
US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 2000 Honda Civic.
Part numbers include US MOTOR WORKS 16749, US MOTOR WORKS 16779 and US MOTOR WORKS 16795.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Fits: 1.6L L4 DOHC | 31409 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cooling System Pressure | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 3124 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 3125 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
3 Cooling System Tester Adapter parts for the 2000 Honda Civic come from 2 brands — MOTORAD and GATES.
Listed part numbers: GATES 31409, MOTORAD 3124 and MOTORAD 3125.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 1.6L L4 DOHC | 1290C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| OSC Fits: 1.6L L4 DOHC | 1290E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Cap | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: 1.6L L4 DOHC | RAD2273 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
| SPECTRA PREMIUM Popular Fits: 1.6L L4 DOHC | CU1290 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| AGILITY Fits: 1.6L L4 DOHC | 8011290 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Does Not Include Radiator Cap | View on Amazon |
| FVP Fits: 1.6L L4 DOHC | RAD1290 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Cap | View on Amazon |
| NISSENS Fits: 1.6L L4 DOHC | 63340 | 🇲🇽 MX | Brazed cooling fins | View on Amazon |
| OSC Fits: 1.6L L4 DOHC | 1290 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Cap | View on Amazon |
| OSC Fits: 1.6L L4 DOHC | 2273 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
| UAC Fits: 1.6L L4 DOHC | RA1290C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Downflow | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
10 Radiator parts for the 2000 Honda Civic come from 7 brands — OSC, FVP, GPD and 4 other brands. The "Popular" part is FVP RAD2273.
The Economy section: 2 options from GPD and OSC. GPD 1290C is listed in this group.
Standard Replacement: 8 parts, from FVP, OSC, SPECTRA PREMIUM and 3 other brands. A representative part number is FVP RAD2273.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 1.6L L4 DOHC | ST37 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Safety LeverIndicator Markings Color: Silver | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CSF Popular Fits: 1.6L L4 DOHC | 4514 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Micro, 16 psi | View on Amazon |
| GATES Popular Fits: 1.6L L4 DOHC | 31412 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE Type | View on Amazon |
| CALORSTAT Fits: 1.6L L4 DOHC | RC0040 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes 2 sealsMetallic | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | T37 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | StandardIncludes Hose | View on Amazon |
| SKP Fits: 1.6L L4 DOHC | SK10242 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 16 psi Pressure Rating | View on Amazon |
This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
6 Radiator Cap parts for the 2000 Honda Civic come from 5 brands — MOTORAD, CSF, GATES and 2 other brands. The "Popular" part is CSF 4514.
In the Locking Replacement grade, MOTORAD supplies 1 part: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is MOTORAD ST37.
Standard Replacement: 5 parts, from CSF, GATES, CALORSTAT and 2 other brands. A representative part number is CSF 4514.
Part numbers include CSF 4514, MOTORAD ST37 and GATES 31412, among others listed above.
Radiator Drain Petcock
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 1.6L L4 DOHC | 490216 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | PlasticScrew-In Type | View on Amazon |
This table covers the petcocks used to drain the radiator.
One part is listed for the 2000 Honda Civic — DORMAN 490216.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 1.6L L4 DOHC | SK620217 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Vendor: Denso | View on Amazon |
| GPD Fits: 1.6L L4 DOHC | 2811249 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LeftRadiator Side | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC Popular Fits: 1.6L L4 DOHC | 600080 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
| NISSENS Fits: 1.6L L4 DOHC | 85043 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UAC Fits: 1.6L L4 DOHC | FA70102C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VDO / CONTINENTAL Fits: 1.6L L4 DOHC | FA70102 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
6 Radiator Fan Assembly parts are listed for the 2000 Honda Civic, from SKP, GPD, TYC and 3 other brands. SKP SK620217 carries the "Popular" badge.
Economy: 2 parts, from SKP and GPD. A representative part number is SKP SK620217.
The Standard Replacement section: 4 options from TYC, NISSENS, UAC and 1 other brand. TYC 600080 is listed in this group.
This group includes SKP SK620217, GPD 2811249 and TYC 600080 and the remaining parts above.
Radiator Fan Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Popular Fits: 1.6L L4 DOHC | 35254 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ACDELCO Fits: 1.6L L4 DOHC | 1580329 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ACKOJA Fits: 1.6L L4 DOHC | A26010007 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits with OE No. 19015P08013 | View on Amazon |
| GPD Fits: 1.6L L4 DOHC | 2312139 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VDO / CONTINENTAL Fits: 1.6L L4 DOHC | PM3777 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Toyo Manufactured Unit | View on Amazon |
This table covers the Radiator Fan motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
5 Radiator Fan Motor parts for the 2000 Honda Civic come from 5 brands — FOUR SEASONS, ACDELCO, ACKOJA and 2 other brands. The "Popular" part is FOUR SEASONS 35254.
Part numbers include FOUR SEASONS 35254, ACDELCO 1580329 and ACKOJA A26010007, among others listed above.
Radiator Fan Shroud
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO Fits: 1.6L L4 DOHC | HO3110107 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the shrouds that duct air through the fan and radiator.
This group shows a single part: TECHPRO HO3110107.
Radiator Hose
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Fits: 1.6L L4 DOHC | 81051 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Flex Radiator Hose | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular Fits: 1.6L L4 DOHC | 71818 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Curved | View on Amazon |
| GATES Popular Fits: 1.6L L4 DOHC | 22413 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
| ACDELCO Fits: 1.6L L4 DOHC | 24392L | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| ACDELCO Fits: 1.6L L4 DOHC | 26490X | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 1.6L L4 DOHC | 62397 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| CONTINENTAL Fits: 1.6L L4 DOHC | 62398 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| DAYCO Fits: 1.6L L4 DOHC | 72433 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Curved | View on Amazon |
| GATES Fits: 1.6L L4 DOHC | 22921 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.
9 Radiator Hose parts are listed for the 2000 Honda Civic, from DAYCO, GATES, ACDELCO and 1 other brand. DAYCO 71818 carries the "Popular" badge.
Economy: 1 part, from DAYCO. A representative part number is DAYCO 81051.
The Standard Replacement section: 8 options from DAYCO, GATES, ACDELCO and 1 other brand. DAYCO 71818 is listed in this group.
Part numbers include DAYCO 71818, DAYCO 81051 and GATES 22413, among others listed above.
Radiator Mount Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 1.6L L4 DOHC | 927241 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Left Upper | View on Amazon |
This table covers the Radiator Mount bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
One part is listed for the 2000 Honda Civic — DORMAN 927241.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 1.6L L4 DOHC | TX37T | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | T-Series | View on Amazon |
| GPD Fits: 1.6L L4 DOHC | 1711361 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 2 Terminal(s)with M12 x 1.5 Thread | View on Amazon |
| HOLSTEIN Fits: 1.6L L4 DOHC | 2CTS0121 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 1.6L L4 DOHC | TS172T | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | T-Series | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 1.6L L4 DOHC | CTS116 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sender | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 1.6L L4 DOHC | CTS22 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VEMO Fits: 1.6L L4 DOHC | V26720001 | 🇺🇸 US 🇨🇦 CA | Plug (Connector): 1 PinDimensions: 1/8 X 27 NPTF | View on Amazon |
| VEMO Fits: 1.6L L4 DOHC | V26720002 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thread Size: M12 X 1.5Plug (Connector): 2 Pins | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Popular Fits: 1.6L L4 DOHC | 1580154 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HELLA Popular Fits: 1.6L L4 DOHC | 009107511 | 🇺🇸 US 🇨🇦 CA | Bolted | View on Amazon |
| NTK Popular Fits: 1.6L L4 DOHC | EF0069 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular Fits: 1.6L L4 DOHC | TS172 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Gauge | View on Amazon |
| DELPHI Fits: 1.6L L4 DOHC | TS10180 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FACET Fits: 1.6L L4 DOHC | 73052 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FOUR SEASONS Fits: 1.6L L4 DOHC | 36426 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ROSTRA Fits: 1.6L L4 DOHC | 680005 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sender | View on Amazon |
| ROSTRA Fits: 1.6L L4 DOHC | 680231 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sender or Switch | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 1.6L L4 DOHC | TX37 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS Fits: 1.6L L4 DOHC | 2112008 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sender Only | View on Amazon |
| WALKER PRODUCTS Fits: 1.6L L4 DOHC | 2111015 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS Fits: 1.6L L4 DOHC | 5S1468 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wiring Harness Included: No | View on Amazon |
| WELLS Fits: 1.6L L4 DOHC | 1T1000 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Gauge | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
22 Temperature Sender / Sensor parts for the 2000 Honda Civic come from 14 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, VEMO and 11 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS TX37T.
The Economy section: 8 options from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, VEMO and 2 other brands. STANDARD MOTOR PRODUCTS TX37T is listed in this group.
Standard Replacement: 14 parts, from STANDARD MOTOR PRODUCTS, ROSTRA, WALKER PRODUCTS and 7 other brands. A representative part number is BECK/ARNLEY 1580154.
Thermostat
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Fits: 1.6L L4 DOHC | 33340S | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 5328170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ultra Stat | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 1.6L L4 DOHC | 2328170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | High Flow | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular Fits: 1.6L L4 DOHC | 7328170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fail-Safe | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 5158KTFS | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fail-SafeIncludes Housing, and Seal | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular Fits: 1.6L L4 DOHC | THH007 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 78°C (172°F) OE Temp | View on Amazon |
| BECK/ARNLEY Popular Fits: 1.6L L4 DOHC | 1430672 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Gasket | View on Amazon |
| BECK/ARNLEY Popular Fits: 1.6L L4 DOHC | 1430698 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Gasket/Seal | View on Amazon |
| BECK/ARNLEY Fits: 1.6L L4 DOHC | 1430695 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Alternate TemperatureGasket/Seal Not Included | View on Amazon |
| CALORSTAT Fits: 1.6L L4 DOHC | TH626778 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Does not include seal | View on Amazon |
| FACET Fits: 1.6L L4 DOHC | 78267 | 🇺🇸 US 🇨🇦 CA | Includes Gasket | View on Amazon |
| JAPANESE OE Fits: 1.6L L4 DOHC | WV52B82 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Tama | View on Amazon |
| JAPANESE OE Fits: 1.6L L4 DOHC | WV52BC78 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Tama | View on Amazon |
| MAHLE / CLEVITE Fits: 1.6L L4 DOHC | TX14478D | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Gasket or Seal | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 328170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | 5158KT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Housing, Thermostat and SealKit | View on Amazon |
This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.
16 Thermostat parts are listed for the 2000 Honda Civic, from MOTORAD, BECK/ARNLEY, JAPANESE OE and 5 other brands. MOTORAD 7328170 carries the "Popular" badge.
The Heavy Duty section: 2 options from GATES and MOTORAD. GATES 33340S is listed in this group.
In the Performance grade, MOTORAD supplies 1 part: engineered beyond original-equipment specification. A representative part number is MOTORAD 2328170.
The Premium section: 2 options from MOTORAD. MOTORAD 7328170 is listed in this group.
The Standard Replacement section: 11 options from BECK/ARNLEY, JAPANESE OE, MOTORAD and 4 other brands. AISIN THH007 is listed in this group.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular Fits: 1.6L L4 DOHC | THP505 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| GATES Popular Fits: 1.6L L4 DOHC | 33615 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal - 1 27/32" x 2 13/32" x 7/32" (Grooved, Molded) | View on Amazon |
| MOTORAD Popular Fits: 1.6L L4 DOHC | MG83 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| APEX Fits: 1.6L L4 DOHC | AWO2056 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| BECK/ARNLEY Fits: 1.6L L4 DOHC | 0390123 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| CALORSTAT Fits: 1.6L L4 DOHC | J132 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Inside Diameter: 1.7 In | View on Amazon |
| FACET Fits: 1.6L L4 DOHC | 79530 | 🇺🇸 US 🇨🇦 CA | Thermostat Seal | View on Amazon |
| FEL-PRO Fits: 1.6L L4 DOHC | 35480 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| MAHLE / CLEVITE Fits: 1.6L L4 DOHC | C31392 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Paper | View on Amazon |
| MAHLE / CLEVITE Fits: 1.6L L4 DOHC | C31051 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded Rubber | View on Amazon |
| VICTOR REINZ Fits: 1.6L L4 DOHC | 711558200 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
11 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2000 Honda Civic come from 10 brands — MAHLE / CLEVITE, AISIN, GATES and 7 other brands. The "Popular" part is AISIN THP505.
Thermostat Housing / Water Outlet
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Popular Fits: 1.6L L4 DOHC | 8241403 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Water Outlet | View on Amazon |
| DORMAN Fits: 1.6L L4 DOHC | 9025010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Housing | View on Amazon |
| FAMOUS BRAND Fits: 1.6L L4 DOHC | 85158 | 🇺🇸 US 🇨🇦 CA | Water Outlet HousingOutlet | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Popular Fits: 1.6L L4 DOHC | 85158 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Water Outlet | View on Amazon |
| GATES Fits: 1.6L L4 DOHC | CO34990 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat CoverWater Outlet | View on Amazon |
| MOTORAD Fits: 1.6L L4 DOHC | CH5158 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Water Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
6 Thermostat Housing / Water Outlet parts are listed for the 2000 Honda Civic, from GPD, DORMAN, FAMOUS BRAND and 3 other brands. GPD 8241403 carries the "Popular" badge.
Economy: 3 parts, from GPD, DORMAN and FAMOUS BRAND. A representative part number is GPD 8241403.
The Standard Replacement section: 3 options from FOUR SEASONS, GATES and MOTORAD. FOUR SEASONS 85158 is listed in this group.
Listed part numbers: GPD 8241403, DORMAN 9025010 and FAMOUS BRAND 85158, plus the other parts above.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 1.6L L4 DOHC | SK1351390 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| US MOTOR WORKS Popular Fits: 1.6L L4 DOHC | US9352 | 🇲🇽 MX | View on Amazon | |
| ACKOJA Fits: 1.6L L4 DOHC | A2650011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Gasket | View on Amazon |
| BECK/ARNLEY Fits: 1.6L L4 DOHC | 1312191 | 🇺🇸 US 🇨🇦 CA | Includes Gasket | View on Amazon |
| FVP Fits: 1.6L L4 DOHC | US9352 | 🇲🇽 MX | View on Amazon | |
| FVP Fits: 1.6L L4 DOHC | US9468 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: 1.6L L4 DOHC | SK1352210 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| US MOTOR WORKS Fits: 1.6L L4 DOHC | US9468 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 1.6L L4 DOHC | 44405 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Timing belt driven | View on Amazon |
| DAYCO Fits: 1.6L L4 DOHC | DP521 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Timing Belt Should be Replaced with Water Pump | View on Amazon |
| GMB Fits: 1.6L L4 DOHC | 1356800 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GRAF Fits: 1.6L L4 DOHC | PA670 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
12 Water Pump parts are listed for the 2000 Honda Civic, from SKP, US MOTOR WORKS, FVP and 6 other brands. SKP SK1351390 carries the "Popular" badge.
Economy: 8 parts, from SKP, US MOTOR WORKS, FVP and 2 other brands. A representative part number is SKP SK1351390.
The Standard Replacement section: 4 options from GATES, DAYCO, GMB and 1 other brand. GATES 44405 is listed in this group.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Popular Fits: 1.6L L4 DOHC | 0394106 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VICTOR REINZ Popular Fits: 1.6L L4 DOHC | 711388200 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Improved Design | View on Amazon |
| APEX Fits: 1.6L L4 DOHC | AWP3012 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| FEL-PRO Fits: 1.6L L4 DOHC | 36228 | 🇺🇸 US 🇨🇦 CA | To Block | View on Amazon |
| MAHLE / CLEVITE Fits: 1.6L L4 DOHC | K31332 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded Rubber | View on Amazon |
| VICTOR REINZ Fits: 1.6L L4 DOHC | 714031200 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
6 Water Pump Gasket parts for the 2000 Honda Civic come from 5 brands — VICTOR REINZ, BECK/ARNLEY, APEX and 2 other brands. The "Popular" part is BECK/ARNLEY 0394106.
This group includes BECK/ARNLEY 0394106, VICTOR REINZ 711388200 and APEX AWP3012 and the remaining parts above.
Water Pump Seal / O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 1.6L L4 DOHC | 35499 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | O-Ring3.734 (in) Inside Diameter x 4.012 (in) Outside Diameter | View on Amazon |
This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.
One part is listed for the 2000 Honda Civic — FEL-PRO 35499.
Buying Cooling System Parts for a 2000 Honda Civic
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Match the engine first. Every cooling system part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Temperature Sender / Sensor and Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 2000 Honda Civic?
Our catalog currently lists 159 cooling system parts for the 2000 Honda Civic across 22 subcategories and 51 brands, covering all 3 engine options (1.6L L4 CNG, 1.6L L4 DOHC and 1.6L L4 SOHC). Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2000 Honda Civic engines?
Yes. Every cooling system part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of cooling system problems on a 2000 Honda Civic?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2000 Honda Civic was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2000 Honda Civic?
First match the engine — each row shows which engine(s) the part fits. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2000 Honda Civic
Cooling System Parts for Other Honda Civic Years
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