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Part number: 12-416-8
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Product Details
Comp Cams 12-416-8 Xtreme Marine Camshaft
Products specifications
Advertised Duration 264 int./270 exh.
Advertised Exhaust Duration 270
Advertised Intake Duration 264
Basic Operating RPM Range 1,200-5,200
Cam Style Hydraulic roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 212 int./218 exh.
Exhaust Duration at 050 inch Lift 218
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.495 in.
Grind Number CS XM 264HR-12
Intake Duration at 050 inch Lift 212
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.488 in.
Lobe Separation (degrees) 112
Notes Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.488 int./0.495 exh. lift
Valve Springs Required Yes
Title 12-416-8 CamShaft, CS XM 264HR-12
Engine Make/Size Chevy Small Block (262-400)
RPM Range 1000-7000
Usage Marine
Exh. Duration @ .050 in. (Deg) 218
Exh. Duration Advertised (Deg) 270
Exhaust Valve Lift (in.) 0.495
Int. Duration @ .050 in. (Deg) 212
Int. Duration Advertised (Deg) 264
Intake Valve Lift (in.) 0.488
Lifter Type Hydraulic Flat Tappet
  • Xtreme Marine Camshaft
  • 1 Year Limited Warranty
Reviews
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M
Excellent price and availability. Thank you.
M
good so far....
S
Awsome service and prices,Thanks alot
T
lowest price I could find ANYWHERE. Website needs some work (login screen appears to be asking you to login again after you enter account info).
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