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For OE-Style Hydraulic Roller Lifters; Fits '87-'02 305-350 cid Chevy Small Blocks2 (Except LT1)
Strong torque • Good mileage • For stock to mildly modified engines
Xtreme 4X4™ Cams: Improved throttle response & increased low & mid-range RPM horsepower for towing & off-road • Designed for use w/ common restrictive factory exhaust systems; Including OEM exhaust manifolds
Advertised Duration |
258 int./262 exh. |
Advertised Exhaust Duration |
262 |
Advertised Intake Duration |
258 |
Basic Operating RPM Range |
1,000-5,000 |
Brand |
COMP Cams |
Cam Style |
Hydraulic roller tappet |
Computer-Controlled Compatible |
No |
Duration at 050 inch Lift |
206 int./210 exh. |
Exhaust Duration at 050 inch Lift |
210 |
Exhaust Valve Lash |
0.000 in. |
Exhaust Valve Lift with Factory Rocker Arm Ratio |
0.458 in. |
Grind Number |
CS X4 258HR-11 |
Intake Duration at 050 inch Lift |
206 |
Intake Valve Lash |
0.000 in. |
Intake Valve Lift with Factory Rocker Arm Ratio |
0.458 in. |
Lobe Separation (degrees) |
111 |
Part Type |
Camshafts |
Product Line |
COMP Cams Xtreme 4x4 Camshafts |
Quantity |
Sold individually. |
Valve Lift with Factory Rocker Arm Ratio |
0.458 int./0.458 exh. lift |
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