Comp Cams OL XE284H-10 Street/Strip, Rough Idle Spring Kits Test-fit everything before fully tightening

Test-fit everything before fully tightening

which means the car behind you sees your brake engagement sooner

and many models have customizable padding to ensure a snug fit

and eliminates power-robbing knocks and pings for a smoother

The clip design is reusable — no adhesive

Comp Cams OL XE284H-10 Street/Strip, Rough Idle Spring Kits Test-fit everything before fully tighteningHYDRAULIC: Street Strip, needs 9: 1 comp, 2800+ stall, headers, gears, rough idle. Lifter Type: Hydraulic Lifter Engine Family: Oldsmobile 260 455 c. i. 8 cyl. 1967 1990 Specifications RPM Range: 2300 to 6500 Valve Timing: 0. 006 Lobe Separation: 110 Intake Centerline: 106 Vehicle Fitments: Year Make Model Submodel 1975 Buick Apollo SR, Base 1977 Buick Century Custom, Base, Special 1976 1979 Buick Electra 225 1975 Buick Electra Custom 1980 1987 Buick