2018 Chevrolet Corvette 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

16 Coolant / Antifreeze parts are listed for the 2018 Chevrolet Corvette, from PRESTONE, PEAK, VALVOLINE and 3 other brands. FVP MV5050GAL carries the "Popular" badge. All of them fit every engine offered in the 2018 Corvette.

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, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

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 VALVOLINE, PRESTONE, ACDELCO and 2 other brands — built to original-equipment specification. ACDELCO 105027 is listed in this group.

This table covers the bleeders used to purge air from the coolant circuit. Read more

This group shows a single part: DORMAN 902112.

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

GM GENUINE supplies the 10 Coolant Hose / Pipe parts for the 2018 Chevrolet Corvette. GM GENUINE 19540540 carries the "Popular" badge. 5 parts fit every engine; the other 5 are engine-specific.

This table covers the Coolant Hose Connector flanges. Read more

GM GENUINE supplies the 3 Coolant Hose Connector / Flange parts for the 2018 Chevrolet Corvette. 1 part fits every engine; the other 2 are engine-specific.

This group includes GM GENUINE 84254392, GM GENUINE 1533814 and GM GENUINE 23171715.

This table covers the Coolant Hose retainers and clips. Read more

GM GENUINE supplies the 3 Coolant Hose Retainer / Clip parts for the 2018 Chevrolet Corvette. All of them fit every engine offered in the 2018 Corvette.

This group includes GM GENUINE 11547354, GM GENUINE 11547632 and GM GENUINE 88996648.

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

This group shows a single part: GM GENUINE 22786835.

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

7 Coolant Reservoir Cap parts for the 2018 Chevrolet Corvette come from 7 brands — DORMAN, SKP, AUTOTECNICA and 4 other brands. The "Popular" part is DORMAN 54218. 6 parts fit every engine; the other 1 is engine-specific.

Part numbers include DORMAN 54218, SKP SK54218 and AUTOTECNICA GM0714619, among others listed above.

This table covers the Cooling Fan control modules. Read more

This group shows a single part: GM GENUINE 84020201.

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

MOTORAD supplies both parts for the 2018 Chevrolet Corvette. All of them fit every engine offered in the 2018 Corvette.

Listed part numbers: MOTORAD 3128 and MOTORAD 3127.

This table covers the Hose clamps. Read more

GM GENUINE supplies the 3 Hose Clamp parts for the 2018 Chevrolet Corvette. 2 parts fit every engine; the other 1 is engine-specific.

Part numbers include GM GENUINE 13307373, GM GENUINE 23177297 and GM GENUINE 11547121.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

One part is listed for the 2018 Chevrolet Corvette — GM GENUINE 84507131.

This table covers the gaskets that seal the Intercooler. 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

2 Intercooler Gasket parts for the 2018 Chevrolet Corvette come from GM GENUINE.

Listed part numbers: GM GENUINE 12642745 and GM GENUINE 12642744.

This table covers the Intercooler retainers and clips. Read more

This group shows a single part: GM GENUINE 88996648.

This table covers the seals at the Intercooler. 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: GM GENUINE 12608997.

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

13 Radiator parts are listed for the 2018 Chevrolet Corvette, from ULTRA-POWER, TYC, AGILITY and 4 other brands. TYC 13462 carries the "Popular" badge. 3 parts fit every engine; the other 10 are engine-specific.

Economy: 2 parts, from TECHPRO and ULTRA-POWER. A representative part number is TECHPRO GM3010567.

The Standard Replacement section: 11 options from TYC, AGILITY, GM GENUINE and 3 other brands. TYC 13462 is listed in this group.

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

2 Radiator Cap parts are listed for the 2018 Chevrolet Corvette, from ACDELCO and PROFESSIONAL PARTS SWEDEN. All of them fit every engine offered in the 2018 Corvette.

Listed part numbers: ACDELCO RC124 and PROFESSIONAL PARTS SWEDEN 21342353.

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

This group shows a single part: GM GENUINE 22790134.

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

11 Radiator Fan Assembly parts for the 2018 Chevrolet Corvette come from 6 brands — GM GENUINE, UAC, FOUR SEASONS and 3 other brands. The "Popular" part is GM GENUINE 1581914.

The Economy section: 1 option from GPD. GPD 2811987 is listed in this group.

Standard Replacement: 6 parts, from GM GENUINE, TYC, AGILITY and 2 other brands. A representative part number is GM GENUINE 1581914.

4 further parts sit outside the graded sections, with the same engine-level match.

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

11 Radiator Hose parts for the 2018 Chevrolet Corvette come from 4 brands — ACDELCO, GM GENUINE, DAYCO and 1 other brand. The "Popular" part is ACDELCO 23128470. Every part fits both the 6.2L V8 and the 6.2L V8 Supercharged.

This table covers the Radiator Overflow Tube repair kits. Read more

This group shows a single part: GM GENUINE 22799347.

This table covers the seals at the Radiator. 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: GM GENUINE 23264636.

This table covers the Radiator Upper Air Baffle retainers and clips. Read more

This group shows a single part: DORMAN 963210.

This table covers the Shroud Trim retainers and clips. Read more

One part is listed for the 2018 Chevrolet Corvette — DORMAN 963208.

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

16 Temperature Sender / Sensor parts are listed for the 2018 Chevrolet Corvette, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, DORMAN and 11 other brands. STANDARD MOTOR PRODUCTS TX89T carries the "Popular" badge. 15 parts fit every engine; the other 1 is engine-specific.

Economy: 5 parts, from STANDARD MOTOR PRODUCTS, DORMAN, GPD and 2 other brands. A representative part number is STANDARD MOTOR PRODUCTS TX89T.

In the Full Service Kit grade, WALKER PRODUCTS supplies 1 part: grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. A representative part number is WALKER PRODUCTS 21191118.

The Standard Replacement section: 10 options from GM GENUINE, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 7 other brands. GM GENUINE 2134333 is listed in this group.

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

7 Thermostat parts for the 2018 Chevrolet Corvette come from 5 brands — MOTORAD, AUTOTECNICA, DORMAN and 2 other brands. The "Popular" part is GM GENUINE 1511113. Every part fits both the 6.2L V8 and the 6.2L V8 Supercharged.

The Economy section: 3 options from AUTOTECNICA, DORMAN and SKP. AUTOTECNICA GM0720833 is listed in this group.

The Performance section lists 1 option from MOTORAD — engineered beyond original-equipment specification. MOTORAD MRD108 is listed in this group.

Standard Replacement: 3 parts, from MOTORAD and GM GENUINE. A representative part number is GM GENUINE 1511113.

This group includes GM GENUINE 1511113, AUTOTECNICA GM0720833 and DORMAN 9022114 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 2018 Chevrolet Corvette, from FEL-PRO, GM GENUINE, APEX and 3 other brands. FEL-PRO 36106 carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: FEL-PRO 36106, GM GENUINE 12620318 and APEX AWO2386, 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

10 Water Pump parts for the 2018 Chevrolet Corvette come from 6 brands — FVP, US MOTOR WORKS, GATES and 3 other brands. The "Popular" part is US MOTOR WORKS US8123. 8 parts fit every engine; the other 2 are engine-specific.

The Economy section: 5 options from FVP and US MOTOR WORKS. US MOTOR WORKS US8123 is listed in this group.

Standard Replacement: 5 parts, from GATES, FVP, GM GENUINE and 2 other brands. A representative part number is GATES 42357.

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

11 Water Pump Gasket parts are listed for the 2018 Chevrolet Corvette, from FEL-PRO, GM GENUINE, APEX and 3 other brands. FEL-PRO 36110 carries the "Popular" badge. 9 parts fit every engine; the other 2 are engine-specific.