This page lists 66 cooling system parts for the 1973 Am General DJ5, across 8 part types, covering the 3.8L 232cid L6 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1973 Am General DJ5, 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 (22 parts), Coolant / Antifreeze (17 parts) and Radiator Hose (10 parts). The other 5 part types cover the remaining 17 parts.
The 1973 Am General DJ5 came with a single engine, the 3.8L 232cid L6, and every part is verified against it.
13 brands supply cooling system parts for the 1973 Am General DJ5, led by MOTORAD (20 parts), GATES (14 parts) and PEAK (7 parts), plus 10 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1973 Am General DJ5. 12 parts have it, including FVP MV5050GAL (Coolant / Antifreeze) and GATES 31523 (Radiator Cap). Each part number opens a page with every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇺🇸 US | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular | MV5050GAL | 🇺🇸 US | Extended LifeAll Makes / All Models | View on Amazon |
| PRESTONE Popular | AF3100 | 🇺🇸 US | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK | BQA1GAL | 🇺🇸 US | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇺🇸 US | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇺🇸 US | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF3300 | 🇺🇸 US | Prime Conventional Green 1 Gallon | View on Amazon |
| FVP | GREEN5050GAL | 🇺🇸 US | Low Silicate Blend1 Gallon | View on Amazon |
| PEAK | BMA1GAL | 🇺🇸 US | Blue Mountain Conventional Green1 Gallon | View on Amazon |
| PEAK | RUA1GAL | 🇺🇸 US | Conventional Green1 Gallon | View on Amazon |
| PEAK | FFA1GAL | 🇺🇸 US | Full Force Conventional Green1 Gallon | View on Amazon |
| PEAK | SEP1GAL | 🇺🇸 US | Sierra Conventional Green Concentrate Low Toxic Option1 Gallon | View on Amazon |
| VALVOLINE | 877981 | 🇺🇸 US | G30 Purple1 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.
17 Coolant / Antifreeze parts are listed for the 1973 Am General DJ5, from PEAK, PRESTONE, FVP and 1 other brand. FVP MV5050GAL carries the "Popular" badge.
The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.
In the Economy grade, FVP, PRESTONE, PEAK and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Premium section lists 4 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.
The Standard Replacement section lists 7 options from PEAK, PRESTONE, FVP and 1 other brand — built to original-equipment specification. PRESTONE AF3300 is listed in this group.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 31413 | 🇺🇸 US | Cooling System PressureRadiator Cap | View on Amazon |
| MOTORAD | 3003 | 🇺🇸 US | StandardIncluded In Tester Kit | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
2 Cooling System Tester Adapter parts are listed for the 1973 Am General DJ5, from GATES and MOTORAD.
This group includes GATES 31413 and MOTORAD 3003.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 31516 | 🇺🇸 US | Safety Release Radiator Cap | View on Amazon |
| MOTORAD | ST16V | 🇺🇸 US | Safety Lever | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 31523 | 🇺🇸 US | OE Type | View on Amazon |
| MOTORAD | T16V | 🇺🇸 US | Standard | View on Amazon |
| SKP | SK10231 | 🇺🇸 US | Pressure Rating 16 psi | 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.
5 Radiator Cap parts are listed for the 1973 Am General DJ5, from GATES, MOTORAD and SKP. GATES 31523 carries the "Popular" badge.
The Locking Replacement section lists 2 options from GATES and MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. GATES 31516 is listed in this group.
The Standard Replacement section: 3 options from GATES, MOTORAD and SKP. GATES 31523 is listed in this group.
This group includes GATES 31523, GATES 31516 and MOTORAD ST16V and the remaining parts above.
Radiator Hose
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 25530 | 🇺🇸 US | Flexible | View on Amazon |
| ACDELCO | 31635 | 🇺🇸 US 🇨🇦 CA | Gold / ProfessionalFlexible | View on Amazon |
| ACDELCO | 31647 | 🇺🇸 US 🇨🇦 CA | Gold / ProfessionalFlexible | View on Amazon |
| CONTINENTAL | 52420 | 🇺🇸 US | FlexibleHose 1 Length: 19.50 In | View on Amazon |
| GATES | 25476 | 🇺🇸 US | Flexible | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 20121 | 🇺🇸 US | Molded | View on Amazon |
| ACDELCO | 20001S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| ACDELCO | 22029M | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL | 60616 | 🇺🇸 US | Molded | View on Amazon |
| GATES | 20537 | 🇺🇸 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.
10 Radiator Hose parts for the 1973 Am General DJ5 come from 3 brands — GATES, ACDELCO and CONTINENTAL. The "Popular" part is GATES 25530.
The Economy section: 5 options from GATES, ACDELCO and CONTINENTAL. GATES 25530 is listed in this group.
Standard Replacement: 5 parts, from GATES, ACDELCO and CONTINENTAL. A representative part number is GATES 20121.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 33508 | 🇺🇸 US | Economy | View on Amazon |
| GATES | 33509 | 🇺🇸 US | Economy | View on Amazon |
| MOTORAD | 300195 | 🇺🇸 US | Economy | View on Amazon |
| MOTORAD | 300160 | 🇺🇸 US | Economy | View on Amazon |
| MOTORAD | 300180 | 🇺🇸 US | Economy | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 5200160 | 🇺🇸 US | Ultra Stat | View on Amazon |
| MOTORAD | 5200195 | 🇺🇸 US | Ultra Stat | View on Amazon |
| MOTORAD | 5200180 | 🇺🇸 US | Ultra Stat | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular | 2000160 | 🇺🇸 US | High Flow | View on Amazon |
| MOTORAD Popular | 2000180 | 🇺🇸 US | High Flow | View on Amazon |
| MOTORAD Popular | 2000195 | 🇺🇸 US | High Flow | View on Amazon |
| MOTORAD | MRD100 | 🇺🇸 US | Racing Thermostat | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 7200180 | 🇺🇸 US | Fail-Safe | View on Amazon |
| MOTORAD | 7200195 | 🇺🇸 US | Fail-Safe | View on Amazon |
| MOTORAD | 7200160 | 🇺🇸 US | Fail-Safe | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular | 200195 | 🇺🇸 US | Standard | View on Amazon |
| MOTORAD Popular | 200180 | 🇺🇸 US | Standard | View on Amazon |
| GATES | 33009 | 🇺🇸 US | OE Type | View on Amazon |
| GATES | 33006 | 🇺🇸 US | OE Type | View on Amazon |
| GATES | 33008 | 🇺🇸 US | OE Type | View on Amazon |
| MOTORAD | 200205 | 🇺🇸 US | Standard | View on Amazon |
| MOTORAD | 200160 | 🇺🇸 US | Standard | 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.
22 Thermostat parts for the 1973 Am General DJ5 come from 2 brands — MOTORAD and GATES. The "Popular" part is MOTORAD 2000160.
The Economy section: 5 options from MOTORAD and GATES. GATES 33508 is listed in this group.
Heavy Duty: 3 parts, from MOTORAD. A representative part number is MOTORAD 5200160.
The Performance section lists 4 options from MOTORAD — engineered beyond original-equipment specification. MOTORAD 2000160 is listed in this group.
Premium: 3 parts, from MOTORAD. A representative part number is MOTORAD 7200180.
Standard Replacement: 7 parts, from MOTORAD and GATES. A representative part number is MOTORAD 200195.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | 35024 | 🇺🇸 US | Water Outlet Seal | View on Amazon |
| GATES | 33638 | 🇺🇸 US | Thermostat Gasket - 1 5/8" | View on Amazon |
| MAHLE / CLEVITE | C24003 | 🇺🇸 US | Paper | View on Amazon |
| VICTOR REINZ | 711352000 | 🇺🇸 US | Water Outlet 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.
4 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 1973 Am General DJ5, from FEL-PRO, GATES, MAHLE / CLEVITE and 1 other brand.
This group includes FEL-PRO 35024, GATES 33638 and MAHLE / CLEVITE C24003 and the remaining parts above.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | US1021 | 🇺🇸 US | View on Amazon | |
| US MOTOR WORKS | US1021 | 🇺🇸 US | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 43008 | 🇺🇸 US | 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.
3 Water Pump parts for the 1973 Am General DJ5 come from 3 brands — FVP, US MOTOR WORKS and GATES.
The Economy section: 2 options from FVP and US MOTOR WORKS. FVP US1021 is listed in this group.
Standard Replacement: 1 part, from GATES. A representative part number is GATES 43008.
This group includes FVP US1021 and GATES 43008 and the remaining parts above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | 13877 | 🇺🇸 US | To Block | View on Amazon |
| MAHLE / CLEVITE | K27110 | 🇺🇸 US | Paper | View on Amazon |
| VICTOR REINZ | 711465800 | 🇺🇸 US | 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.
3 Water Pump Gasket parts are listed for the 1973 Am General DJ5, from FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Part numbers include FEL-PRO 13877, MAHLE / CLEVITE K27110 and VICTOR REINZ 711465800.
Buying Cooling System Parts for a 1973 Am General DJ5
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.
- Confirm you have the 3.8L 232cid L6 engine — every part on this page is matched to it.
- 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 1973 Am General DJ5?
Our catalog currently lists 66 cooling system parts for the 1973 Am General DJ5 across 8 subcategories and 13 brands, covering the 3.8L 232cid L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 1973 Am General DJ5?
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 1973 Am General DJ5 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 1973 Am General DJ5?
Every part on this page is matched to the 3.8L 232cid L6 engine. 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 1973 Am General DJ5
Cooling System Parts for Other Am General DJ5 Years
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