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Vehicle Info NeededMISHIMOTOPART NUMBER: 690-MMCPKG-CK-63
Radiator Cooling Package 1963-66 Chevy/GMC C/K Truck 250/ 283/ 292
$74395
Ships on 09/21/2026
Lowest Price GuaranteeGM
- Radiator Cooling Package
- 1963-66 Chevy/GMC C/K Truck 250/ 283/ 292
- MFG p/n MMCPKG-CK-63
Mishimoto's 1963-1966 C/K Truck Cooling Package combines the best Mishimoto products into one, easy to order package. The combination of Mishimoto's radiator, fan shroud, and thermostat create a high performance cooling system for your classic vehicle that will never let you down. Whether your C/K Truck is used as a weekend cruiser or a drag strip monster, Mishimoto's classic cooling package will provide the ultimate coolant system upgrade. As with all their products, this C/K Truck cooling package includes the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.
Features: - Direct fit for 1963-1966 Chevy/GMC C/K Truck with a 250 Inline-6, 283 V8 or 292 Inline-6
- All-aluminum fan shroud and radiator construction increases heat and pressure tolerance
- 3-Row brazed aluminum radiator core
- Billet aluminum radiator fill neck
- Radiator includes internal transmission cooler to ensure optimal fluid temperatures
- Includes a high-flow 16" electric fan, providing over 1850cfm of airflow
- Fan Shroud replaces failure-prone stock mechanical fan
- Mishimoto thermostat opens at lower temperature (180°F) than standard thermostats, allowing coolant to flow through the engine sooner, reducing engine temperatures
- Thermostat is digitally calibrated for precise, consistent operation
- Mishimoto Lifetime Warranty
TECH SPECS: - RADIATOR OVERALL SIZE: 23" x 25.2" x 4.5"
- RADIATOR CORE SIZE: 17.4" x 22.8"
- RADIATOR ROWS: 3
- RADIATOR INLET: 1.75"; OUTLET: 1.75"
- RADIATOR CORE THICKNESS: 2"
- RADIATOR TANK WALL THICKNESS: .08"
- RADIATOR DRAIN PLUG THREAD SIZE: 1/4"-18 NPT
- RADIATOR DPI: 284
- MISHIMOTO THERMOSTAT ACTIVATION TEMPERATURE: 180°F / 82°C (STOCK THERMOSTAT ACTIVATION TEMPERATURE: 195°F / 90.5°C)
- CFM: 1850
- NOTE: Electric fans already come attached to the shroud.
Kit Includes: - Mishimoto Radiator
- Mishimoto Radiator Cap
- Magnetic Drain Plug
- Aluminum Fan Shroud
- 16" Mishimoto Slim Electric Fan
- Mounting Hardware
- Mishimoto Thermostat
- Mishimoto Lifetime Warranty
Part TypeCooling Fan Kit
BrandMISHIMOTO
Package Height12.0
Package Width26.0
Package Length28.0
Weight30.0 PG
Part CategoryPerformance Parts
Part FitmentDirect Fit
Vendor Part NumberMMCPKG-CK-63
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
