1998 Honda Prelude Cooling System Parts

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. Read more

21 Coolant / Antifreeze parts for the 1998 Honda Prelude 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.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

One part is listed for the 1998 Honda Prelude — TECHPRO HO3014124.

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. Read more

3 Coolant Reservoir Cap parts are listed for the 1998 Honda Prelude, from CALORSTAT, DORMAN and MOTORAD.

This group includes CALORSTAT RC0175, DORMAN 54370 and MOTORAD T135.

This table covers the Cooling Fan control modules. Read more

US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 1998 Honda Prelude.

Listed part numbers: US MOTOR WORKS 16749, US MOTOR WORKS 16789 and US MOTOR WORKS 16795.

This table covers the adapters used to pressure-test this cooling system. Read more

7 Cooling System Tester Adapter parts for the 1998 Honda Prelude come from 3 brands — MOTORAD, GATES and STANT. The "Popular" part is MOTORAD 3124.

This group includes MOTORAD 3124, MOTORAD 3121 and GATES 31428 and the remaining parts above.

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. Read more

12 Radiator parts for the 1998 Honda Prelude come from 12 brands — ULTRA-POWER, LILAND GLOBAL, CSF and 9 other brands. The "Popular" part is CSF 2605.

The Economy section: 1 option from ULTRA-POWER. ULTRA-POWER 1494 is listed in this group.

The Premium (All Aluminum Construction) section lists 1 option from LILAND GLOBAL — a step above OE specification in materials, tolerances or warranty terms. LILAND GLOBAL 1494AA is listed in this group.

Standard Replacement: 10 parts, from CSF, KOYORAD, TYC and 7 other brands. A representative part number is CSF 2605.

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. Read more

14 Radiator Cap parts for the 1998 Honda Prelude come from 6 brands — MOTORAD, CALORSTAT, GATES and 3 other brands. The "Popular" part is GATES 31412.

In the Locking Replacement grade, MOTORAD, CALORSTAT and GATES supply 4 parts: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is CALORSTAT RC0212.

Standard Replacement: 10 parts, from GATES, MOTORAD, SKP and 3 other brands. A representative part number is GATES 31412.

This table covers the petcocks used to drain the radiator. Read more

One part is listed for the 1998 Honda Prelude — DORMAN 490216.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

5 Radiator Fan Assembly parts are listed for the 1998 Honda Prelude, from GPD, FOUR SEASONS, TYC and 2 other brands. FOUR SEASONS 75208 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 2811246.

The Standard Replacement section: 4 options from FOUR SEASONS, TYC, UAC and 1 other brand. FOUR SEASONS 75208 is listed in this group.

Part numbers include FOUR SEASONS 75208, GPD 2811246 and TYC 600050, among others listed above.

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. Read more

7 Radiator Fan Motor parts for the 1998 Honda Prelude come from 5 brands — FOUR SEASONS, VDO / CONTINENTAL, ACDELCO and 2 other brands. The "Popular" part is FOUR SEASONS 35407.

This group includes FOUR SEASONS 35407, VDO / CONTINENTAL PM3777 and ACDELCO 1580408 and the remaining parts above.

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. Read more

9 Radiator Hose parts are listed for the 1998 Honda Prelude, from CONTINENTAL, DAYCO, GATES and 1 other brand. DAYCO 70806 carries the "Popular" badge.

Economy: 1 part, from CONTINENTAL. A representative part number is CONTINENTAL 52017.

The Standard Replacement section: 8 options from DAYCO, GATES, ACDELCO and 1 other brand. DAYCO 70806 is listed in this group.

Part numbers include DAYCO 70806, CONTINENTAL 52017 and GATES 22182, among others listed above.

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. Read more

One part is listed for the 1998 Honda Prelude — DORMAN 927241.

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. Read more

24 Temperature Sender / Sensor parts for the 1998 Honda Prelude come from 15 brands — STANDARD MOTOR PRODUCTS, SKP, UNITED MOTOR PRODUCTS and 12 other brands. The "Popular" part is SKP SK1580154.

The Economy section: 10 options from SKP, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 3 other brands. SKP SK1580154 is listed in this group.

Standard Replacement: 14 parts, from BECK/ARNLEY, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 7 other brands. A representative part number is BECK/ARNLEY 1580154.

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. Read more

13 Thermostat parts are listed for the 1998 Honda Prelude, from MOTORAD, CALORSTAT, AISIN and 6 other brands. MOTORAD 5302170 carries the "Popular" badge.

The Heavy Duty section: 1 option from MOTORAD. MOTORAD 5302170 is listed in this group.

The Premium section: 1 option from MOTORAD. MOTORAD 7302170 is listed in this group.

The Standard Replacement section: 11 options from MOTORAD, CALORSTAT, AISIN and 6 other brands. AISIN THH017 is listed in this group.

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. Read more

13 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 1998 Honda Prelude come from 9 brands — FEL-PRO, APEX, MAHLE / CLEVITE and 6 other brands. The "Popular" part is BECK/ARNLEY 0390115.

This table covers the housings and outlets the thermostat sits in. Read more

4 Thermostat Housing / Water Outlet parts are listed for the 1998 Honda Prelude, from DORMAN, GPD, FOUR SEASONS and 1 other brand.

Economy: 2 parts, from DORMAN and GPD. A representative part number is DORMAN 9025048.

The Standard Replacement section: 2 options from FOUR SEASONS and MOTORAD. FOUR SEASONS 85212 is listed in this group.

Listed part numbers: DORMAN 9025048, GPD 8241455 and FOUR SEASONS 85212, plus the other parts above.

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. Read more

9 Water Pump parts are listed for the 1998 Honda Prelude, from FVP, BECK/ARNLEY, SKP and 5 other brands. GATES 41046 carries the "Popular" badge.

Economy: 4 parts, from BECK/ARNLEY, FVP, SKP and 1 other brand. A representative part number is BECK/ARNLEY 1312153.

The Standard Replacement section: 5 options from GATES, GMB, DAYCO and 2 other brands. GATES 41046 is listed in this group.

Part numbers include GATES 41046, BECK/ARNLEY 1312153 and FVP US9273, among others listed above.

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. Read more

5 Water Pump Gasket parts for the 1998 Honda Prelude come from 5 brands — BECK/ARNLEY, APEX, ELRING and 2 other brands. The "Popular" part is BECK/ARNLEY 0394107.

Part numbers include BECK/ARNLEY 0394107, APEX AWP3123 and ELRING 468660, among others listed above.