2021 Ford E-450 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

14 Coolant / Antifreeze parts are listed for the 2021 Ford E-450, from PRESTONE, PEAK, VALVOLINE and 2 other brands. PRESTONE AF2100 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, PEAK and PRESTONE supply 2 parts: the catalog's value-priced group. A representative part number is PEAK BQA1GAL.

The Heavy Duty section lists 2 options from PRESTONE and VALVOLINE — 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 5 options from MOTORCRAFT, VALVOLINE and AISIN — built to original-equipment specification. MOTORCRAFT VC13G is listed in this group.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

One part is listed for the 2021 Ford E-450 — MOTORCRAFT KM6936.

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. Read more

This group shows a single part: MAHLE / CLEVITE GS34033.

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

4 Coolant Reservoir Cap parts for the 2021 Ford E-450 come from 4 brands — DORMAN, GATES, MOTORAD and 1 other brand.

This group includes DORMAN 54208, GATES 31406 and MOTORAD T38 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

5 Radiator parts are listed for the 2021 Ford E-450, from FVP, MOTORCRAFT, OSC and 2 other brands.

This group includes FVP RAD13917, MOTORCRAFT RAD164 and OSC 13917 and the remaining parts above.

This table covers the Radiator Fan blades. Typical signs include chatter, streaks, or a skip at the top of the stroke. Confirm left and right lengths in the notes — they are often different. Read more

This group shows a single part: MOTORCRAFT YA274.

This table covers the Radiator Fan clutches. Typical signs include slip at highway speed, chatter on takeoff, or a pedal that stays low. Resurface or replace the flywheel with the clutch — a heat-checked flywheel wastes the new disc. Read more

6 Radiator Fan Clutch parts are listed for the 2021 Ford E-450, from FOUR SEASONS, HAYDEN, FVP and 3 other brands. FOUR SEASONS 46153 carries the "Popular" badge.

Listed part numbers: FOUR SEASONS 46153, HAYDEN 3250 and FVP 22353, plus the other 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

3 Radiator Hose parts for the 2021 Ford E-450 come from 2 brands — MOTORCRAFT and GATES.

Part numbers include GATES 52475, MOTORCRAFT KM6934 and MOTORCRAFT KM7023.

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

This group shows a single part: DORMAN 927244.

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

5 Thermostat parts for the 2021 Ford E-450 come from 2 brands — MOTORAD and MOTORCRAFT. The "Popular" part is MOTORCRAFT RT1247.

The Performance section lists 1 option from MOTORAD — engineered beyond original-equipment specification. MOTORAD MRD109 is listed in this group.

Standard Replacement: 4 parts, from MOTORAD and MOTORCRAFT. A representative part number is MOTORCRAFT RT1247.

This group includes MOTORCRAFT RT1247, MOTORAD MRD109 and MOTORAD 1121192 and the remaining parts above.

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

6 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2021 Ford E-450, from MOTORCRAFT, GATES, FEL-PRO and 2 other brands. GATES 33671 carries the "Popular" badge.

Part numbers include GATES 33671, MOTORCRAFT RG571 and FEL-PRO 35489, among others listed above.

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

2 Thermostat Housing / Water Outlet parts for the 2021 Ford E-450 come from 2 brands — MOTORAD and MOTORCRAFT.

Listed part numbers: MOTORAD CH2080 and MOTORCRAFT RH286.

This table covers the gaskets that seal the Water Inlet. 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

One part is listed for the 2021 Ford E-450 — MAHLE / CLEVITE C33825.

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

7 Water Pump parts for the 2021 Ford E-450 come from 6 brands — FVP, SKP, US MOTOR WORKS and 3 other brands. The "Popular" part is SKP SK1254040.

The Economy section: 3 options from SKP, FVP and US MOTOR WORKS. SKP SK1254040 is listed in this group.

Standard Replacement: 4 parts, from MOTORCRAFT, FVP, GATES and 1 other brand. A representative part number is MOTORCRAFT PW629.

Listed part numbers: SKP SK1254040 and FVP US8188, plus the other parts 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

One part is listed for the 2021 Ford E-450 — MAHLE / CLEVITE K33826.