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Mishimoto Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator
Mishimoto Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator
Mishimoto Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator
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Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator

Mishimoto
MISMMRAD-CK-78X
748354016130
Radiators
20+ Units In Stock - Ships Next Business Day
$ 473.00 $ 429.95
$ 429.95

SKU: MMRAD-CK-78X | UPC: 748354016130

Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator

Engineered for 1978-1986 Chevrolet C/K trucks GMC C/K Suburban Jimmy Blazer this Mishimoto X-Line aluminum radiator delivers reliable cooling for 5.0L 5.7L V8 engines. Its all-aluminum design sheds weight while increasing heat dissipation over stock copper brass units. Direct bolt-on installation ensures seamless upgrade for classic trucks.

Key Features

  • All-Aluminum Construction: Weighs 22 lbs resists corrosion transfers heat 30% faster than OEM for sustained performance during towing or off-road use
  • 2-Row 1.25in Core: 28.375in W x 16.375in H x 1.5in thick core boosts volume by 42% with dense fins for lower coolant temps up to 20F drop
  • TIG-Welded End Tanks: Billet aluminum tanks and fittings eliminate plastic failure points ensure leak-free operation under high pressure
  • Direct Fit Design: Matches OEM dimensions 31.5in overall height includes brackets for 78-86 C/K K-Series no cutting or modifications needed
  • CAPA Certified: Meets federal standards lifetime warranty covers manufacturing defects rigorous dyno and flow bench tested

Product Notes

  • Compatible with OEM upper lower hoses fans and shrouds
  • Pair with Mishimoto catch can for complete cooling system
  • Box dimensions 42in x 20in x 7in for secure transit

Installation Notes

  • Professional installation recommended.
  • Drain coolant before removal reuse OEM thermostat housing.
  • Transmission cooler lines connect to factory ports included fittings adapt to stock setup.

This Part Fits

Year Make Model Submodel
1987 Chevrolet Blazer Custom Deluxe
1988-1991 Chevrolet Blazer Scottsdale
1987-1991 Chevrolet Blazer Silverado
1978-1980 Chevrolet C10 Big Ten
1978-1980 Chevrolet C10 Cheyenne
1978-1980 Chevrolet C10 Custom Deluxe
1978-1980 Chevrolet C10 Scottsdale
1979-1980 Chevrolet C10 Silverado
1978-1980 Chevrolet C10 Suburban Custom Deluxe
1978-1980 Chevrolet C10 Suburban Scottsdale
1979-1980 Chevrolet C10 Suburban Silverado
1978-1980 Chevrolet C20 Cheyenne
1981-1986 Chevrolet C20 Custom
1978-1980 Chevrolet C20 Custom Deluxe
1981 Chevrolet C20 Deluxe
1978-1980,1982,1984-1986 Chevrolet C20 Scottsdale
1979-1980,1982-1986 Chevrolet C20 Silverado
1981-1986 Chevrolet C20 Suburban Custom
1978-1980 Chevrolet C20 Suburban Custom Deluxe
1981 Chevrolet C20 Suburban Deluxe
1978-1980,1982,1984-1986 Chevrolet C20 Suburban Scottsdale
1979-1980,1982-1986 Chevrolet C20 Suburban Silverado
1978-1980 Chevrolet C30 Cheyenne
1981-1986 Chevrolet C30 Custom
1978-1980 Chevrolet C30 Custom Deluxe
1981 Chevrolet C30 Deluxe
1978-1980,1982,1984-1986 Chevrolet C30 Scottsdale
1979-1980,1982-1986 Chevrolet C30 Silverado
1978-1980 Chevrolet K10 Cheyenne
1981-1986 Chevrolet K10 Custom
1978-1980 Chevrolet K10 Custom Deluxe
1981 Chevrolet K10 Deluxe
1978-1980,1982,1984-1986 Chevrolet K10 Scottsdale
1979-1980,1982-1983,1985-1986 Chevrolet K10 Silverado
1978-1980 Chevrolet K20 Cheyenne
1981-1986 Chevrolet K20 Custom
1978-1980 Chevrolet K20 Custom Deluxe
1981 Chevrolet K20 Deluxe
1978-1980,1982,1984-1986 Chevrolet K20 Scottsdale
1979-1980,1982-1983,1985-1986 Chevrolet K20 Silverado
1978-1980 Chevrolet K30 Cheyenne
1981-1986 Chevrolet K30 Custom
1978-1980 Chevrolet K30 Custom Deluxe
1981 Chevrolet K30 Deluxe
1978-1980,1982,1984-1986 Chevrolet K30 Scottsdale
1979-1980,1982-1983,1985-1986 Chevrolet K30 Silverado
1981-1991 GMC Jimmy Base
1981-1985 GMC Jimmy High Sierra
1981-1990 GMC Jimmy Sierra Classic
1981-1982 GMC Jimmy Sierra Grande
1981-1982 GMC Jimmy Street Coupe
1987-1989 GMC R2500 Base
1987-1989 GMC R2500 High Sierra
1987-1989 GMC R2500 Sierra Classic
1987-1991 GMC R3500 Base
1987-1989 GMC R3500 High Sierra
1987-1989 GMC R3500 Sierra Classic
1990-1991 GMC R3500 SLE
1987 GMC V1500 Base
1987 GMC V1500 High Sierra
1987 GMC V1500 Sierra Classic
1987 GMC V2500 Base
1987 GMC V2500 High Sierra
1987 GMC V2500 Sierra Classic
1987-1991 GMC V3500 Base
1987-1989 GMC V3500 High Sierra
1987-1989 GMC V3500 Sierra Classic
1990-1991 GMC V3500 SLE

Why Choose Mishimoto?

  • Over 10 years specializing in cooling solutions for trucks SUVs
  • Every radiator flow bench and pressure tested before shipping
  • USA engineered with global manufacturing for consistent quality

Frequently Asked Questions

  • Q: Will this fit my 1985 Chevy K20 Silverado 5.7L?
    A: Yes it bolts directly into 1978-1986 C/K K-Series trucks including K20 Silverado with 305 350 V8s verify transmission type via guide
  • Q: What material and core thickness?
    A: Full TIG-welded aluminum 2-row core 1.5in thick with 9/16in fins-per-inch for maximum airflow and durability
  • Q: What warranty and install time?
    A: Lifetime warranty against defects 1-2 hours DIY with basic tools professional install advised for trans cooler lines

Shipping & Handling

  • Method: UPS Ground Free Shipping Over $99
  • Availability: In stock - ships same or next business day
  • Packaging: Foam protected cardboard box 42in x 20in x 7in
  • Weight: 22 lbs
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