Core Dim (H x W) Overall (H x W) Hose Locations Hose Fittings Fill Neck Trans Cooler Mounting Specs Mounting Type
18 7/8" x 28 1/4" 21 1/8" x 33 3/4" In - Driver, Out - Passenger In - 1 3/8", Out - 1 5/8" Yes 1/2-20 Straight Thread, Inverted Flare N/A Saddle
Application Engines 3 Row Core Thickness 3 Row Tank Thickness
1973 - 1987 Chevrolet Blazer 5.7L 350ci V8, 7.4L 454ci V8 2 1/4" 3 1/8"
1973 - 1986 Chevrolet C Series 5.7L 350ci V8, 7.4L 454ci V8
1973 - 1986 Chevrolet K Series 5.7L 350ci V8, 7.4L 454ci V8
1987 Chevrolet R Series 5.7L 350ci V8, 7.4L 454ci V8
1987 Chevrolet V Series 5.7L 350ci V8, 7.4L 454ci V8
1973 - 1986 GMC C Series 5.7L 350ci V8, 7.4L 454ci V8
1973 - 1986 GMC Jimmy 5.7L 350ci V8, 7.4L 454ci V8
1973 - 1986 GMC K Series 5.7L 350ci V8, 7.4L 454ci V8
1987 GMC R Series 5.7L 350ci V8, 7.4L 454ci V8
1987 GMC V Series 5.7L 350ci V8, 7.4L 454ci V8
NOTE: The 4x2/4x4 designation was C/K, respectively, through 1986. It was changed to R/V for the 1987 model year for these vehicles, though they may still be commonly referred to as C/K by owners.