Engine Kits

1955-81 Pontiac 265-455 Xtreme Energy Hyd. Camshaft
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1955-81 Pontiac 265-455 Xtreme Energy Hyd. Camshaft



Part #: 51-223-4
List Price: $287.98
Our Price: $143.99
You Save: $143.99



Comp Cams Xtreme Energy Hydraulic Flat Tappet Camshaft Pontiac 265-455 8 cyl 1955-1981

Good for Street Machines and have a slightly rough idle.
Advertised Duration 268 int./280 exh.
Advertised Exhaust Duration 280
Advertised Intake Duration 268
Basic Operating RPM Range 1,600-5,800
Brand COMP Cams
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 224 int./230 exh.
Exhaust Duration at 050 inch Lift 230
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.480 in.
Grind Number P XE268H-10
Intake Duration at 050 inch Lift 224
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.477 in.
Lobe Separation (degrees) 110
Part Type Camshafts
Product Line COMP Cams Xtreme Energy Camshafts
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.477 int./0.480 exh. lift