This page lists 40 cooling system parts for the 1962 Triumph TR3B, across 4 part types, covering both the 2.0L L4 and the 2.1L L4. Every part shows its brand, manufacturer part number and fitment notes.
On the 1962 Triumph TR3B, 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 Thermostat (19 parts), Coolant / Antifreeze (16 parts) and Radiator Hose (4 parts). The other 1 part type covers the remaining 1 part.
The 1962 Triumph TR3B was sold with both the 2.0L L4 and the 2.1L L4. 21 parts fit every engine; the other 19 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 1962 Triumph TR3B cooling system parts are MOTORAD (13 parts), PEAK (7 parts) and BECK/ARNLEY (7 parts), plus 5 more brands. Quality grades include Standard Replacement, Economy and Premium.
8 parts on this 1962 Triumph TR3B page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including FVP MV5050GAL (Coolant / Antifreeze) and MOTORAD 2000160 (Thermostat). 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: all 1962 TR3B engines | AF3055 | 🇺🇸 US | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: all 1962 TR3B engines | MV5050GAL | 🇺🇸 US | Extended LifeAll Makes / All Models | View on Amazon |
| PRESTONE Popular Fits: all 1962 TR3B engines | AF3100 | 🇺🇸 US | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | BQA1GAL | 🇺🇸 US | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE Fits: all 1962 TR3B engines | 719009 | 🇺🇸 US | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: all 1962 TR3B engines | ZXG051 | 🇺🇸 US | G05 Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 1962 TR3B engines | AF2100 | 🇺🇸 US | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | PKP1GAL | 🇺🇸 US | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | PXA1GAL | 🇺🇸 US | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: all 1962 TR3B engines | AFMAX | 🇺🇸 US | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: all 1962 TR3B engines | GREEN5050GAL | 🇺🇸 US | Low Silicate Blend1 Gallon | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | BMA1GAL | 🇺🇸 US | Blue Mountain Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | RUA1GAL | 🇺🇸 US | Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | FFA1GAL | 🇺🇸 US | Full Force Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: all 1962 TR3B engines | SEP1GAL | 🇺🇸 US | Sierra Conventional Green Concentrate Low Toxic Option1 Gallon | View on Amazon |
| PRESTONE Fits: all 1962 TR3B engines | AF3300 | 🇺🇸 US | Prime Conventional Green 1 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.
16 Coolant / Antifreeze parts for the 1962 Triumph TR3B come from 4 brands — PEAK, PRESTONE, FVP and 1 other brand. The "Popular" part is FVP MV5050GAL. Every part fits both the 2.0L L4 and the 2.1L L4.
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 1 part: rated for severe service. A representative part number is VALVOLINE ZXG051.
In the Premium grade, PRESTONE and PEAK supply 4 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, PEAK, FVP and PRESTONE supply 6 parts: built to original-equipment specification. A representative part number is FVP GREEN5050GAL.
Radiator Hose
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 1962 TR3B engines | 31608 | 🇺🇸 US 🇨🇦 CA | Gold / ProfessionalFlexible | View on Amazon |
| GATES Fits: all 1962 TR3B engines | 25249 | 🇺🇸 US | Flexible | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 1962 TR3B engines | 20075S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| GATES Fits: all 1962 TR3B engines | 20801 | 🇺🇸 US | 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.
4 Radiator Hose parts are listed for the 1962 Triumph TR3B, from ACDELCO and GATES. All of them fit every engine offered in the 1962 TR3B.
Economy: 2 parts, from ACDELCO and GATES. A representative part number is ACDELCO 31608.
The Standard Replacement section: 2 options from ACDELCO and GATES. ACDELCO 20075S is listed in this group.
Listed part numbers: ACDELCO 31608, GATES 25249 and ACDELCO 20075S, plus the other parts above.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 2.1L L4 | 300160 | 🇺🇸 US | Economy | View on Amazon |
| MOTORAD Fits: 2.1L L4 | 300195 | 🇺🇸 US | Economy | View on Amazon |
| MOTORAD Fits: 2.1L L4 | 300180 | 🇺🇸 US | Economy | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 2.1L L4 | 5200160 | 🇺🇸 US | Ultra Stat | View on Amazon |
| MOTORAD Fits: 2.1L L4 | 5200180 | 🇺🇸 US | Ultra Stat | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular Fits: 2.1L L4 | 2000160 | 🇺🇸 US | High Flow | View on Amazon |
| MOTORAD Popular Fits: 2.1L L4 | 2000180 | 🇺🇸 US | High Flow | View on Amazon |
| MOTORAD Fits: 2.1L L4 | MRD100 | 🇺🇸 US | Racing Thermostat | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 2.1L L4 | 7200180 | 🇺🇸 US | Fail-Safe | View on Amazon |
| MOTORAD Fits: 2.1L L4 | 7200160 | 🇺🇸 US | Fail-Safe | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular Fits: 2.1L L4 | 200195 | 🇺🇸 US | Standard | View on Amazon |
| MOTORAD Popular Fits: 2.1L L4 | 200180 | 🇺🇸 US | Standard | View on Amazon |
| BECK/ARNLEY Fits: 2.1L L4 | 1430156 | 🇺🇸 US | Alternate TemperatureGasket/Seal Not Included | View on Amazon |
| BECK/ARNLEY Fits: 2.1L L4 | 1430149 | 🇺🇸 US | OE TemperatureGasket/Seal Not Included | View on Amazon |
| BECK/ARNLEY Fits: 2.1L L4 | 1430131 | 🇺🇸 US | Alternate TemperatureGasket/Seal Not Included | View on Amazon |
| MOTORAD Fits: 2.1L L4 | 200160 | 🇺🇸 US | Standard | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Fits: 2.0L L4 | 1430156 | 🇺🇸 US | Alternate TemperatureGasket/Seal Not Included | View on Amazon |
| BECK/ARNLEY Fits: 2.0L L4 | 1430149 | 🇺🇸 US | OE TemperatureGasket/Seal Not Included | View on Amazon |
| BECK/ARNLEY Fits: 2.0L L4 | 1430131 | 🇺🇸 US | Alternate TemperatureGasket/Seal Not Included | 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.
19 Thermostat parts are listed for the 1962 Triumph TR3B, from MOTORAD and BECK/ARNLEY. MOTORAD 2000160 carries the "Popular" badge.
Economy: 3 parts, from MOTORAD. A representative part number is MOTORAD 300160.
The Heavy Duty section: 2 options from MOTORAD. MOTORAD 5200160 is listed in this group.
In the Performance grade, MOTORAD supplies 3 parts: engineered beyond original-equipment specification. A representative part number is MOTORAD 2000160.
The Premium section: 2 options from MOTORAD. MOTORAD 7200180 is listed in this group.
The Standard Replacement section: 6 options from MOTORAD and BECK/ARNLEY. MOTORAD 200195 is listed in this group.
3 ungrouped parts are not assigned to a grade, with the same engine-level match.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Fits: all 1962 TR3B engines | 0390001 | 🇺🇸 US | 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.
This group shows a single part: BECK/ARNLEY 0390001.
Buying Cooling System Parts for a 1962 Triumph TR3B
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. Some cooling system parts fit every engine; others are 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: Thermostat and Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 1962 Triumph TR3B?
Our catalog currently lists 40 cooling system parts for the 1962 Triumph TR3B across 4 subcategories and 8 brands, covering both the 2.0L L4 and the 2.1L L4. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 1962 Triumph TR3B engines?
Some do. 21 parts fit every engine; the other 19 are engine-specific. Each row (and the filter at the top) shows which. 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 1962 Triumph TR3B?
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 1962 Triumph TR3B 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 1962 Triumph TR3B?
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 1962 Triumph TR3B
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