COMP Cams ID Sprng Seat 1.50 X 585 X 69 - cca4770-1 import_2022_03_21_012537 -cc Suspension::Air Springs 1979-1986 GMC

-cc Suspension::Air Springs 1979-1986 GMC K3500 Sierra Classic L6

-cc Air Intake Systems::Throttle Body Spacers 1994-1995 Jeep Wrangler SE L6

051" Engine Make/Size : Dodge 8

-cc Fuel Delivery::Fuel Tanks 1969 Pontiac Firebird 400 V8

COMP Cams ID Sprng Seat 1.50 X 585 X 69 - cca4770-1 import_2022_03_21_012537 -cc Suspension::Air Springs 1979-1986 GMCThe older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this problem a thin, hardened steel alloy seat which will not only protect the head and shim but also locate and hold the spring in place. Previously, this part has been available only in a cup form with the retaining portion being on the outside of the part. This