Comp Cams Nitrous HPT, NX284H: Cam & S-Kit Goose Gear Before knock'em

Before knock'em

LS 2010 - 2019 Chevrolet Express 2500 LT 2010 - 2019 Chevrolet Express 3500 LT

Custom 1963 - 1967 Mercury Monterey S-55 1964 - 1968 Mercury Park Lane Base 1965 - 1967 Mercury Villager Base 1966 - 1967 Mercury Voyager Base 1967 - 1971 Plymouth Barracuda Base 1970 - 1971 Plymouth Barracuda Gran Coupe 1960 - 1970 Plymouth Belvedere Base 1968 - 1970 Plymouth Belvedere Satellite 1965 - 1967 Plymouth Belvedere II Base 1970 - 1971 Plymouth Cuda Base 1960 - 1961 Plymouth Custom Base 1960 - 1963 Plymouth Fleet Special Base 1960 - 1978 Plymouth Fury Base 1971 - 1975 Plymouth Fury Custom 1968 - 1975 Plymouth Fury Custom Suburban 1970 - 1972 Plymouth Fury Gran Coupe 1972 Plymouth Fury Gran Sedan 1974 Plymouth Fury Police 1970 Plymouth Fury S-23

If you use the wrong ones

typical of poly bushings

Comp Cams Nitrous HPT, NX284H: Cam & S-Kit Goose Gear Before knock'emNitrous HP", NX284H: Cam & S Kit Lifter Type: Hydraulic Lifter Engine Family: Chevrolet 396 454 c. i. 8 CYL. 1965 1996 Description: Hydraulic Pro Street applications with multi stage nitrous kits or 671 blower and Vortec Supercharger and 3000 stall. Cam Family: Nitrous HP" Hydraulic Flat Tappet Camshafts RPM Range: 2800 to 6800 Valve Timing: 0. 006 Lobe Separation: 113 Valve Lash: Hyd. Intake Hyd Exhaust Duration: 284 Intake 305 Exhaust Duration @ .