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Part number: 11-770-8
Competitor Pricing
Product Details
Comp Cams 11-770-8 Xtreme Energy Camshaft
Products specifications
Advertised Duration 274 int./280 exh.
Advertised Exhaust Duration 280
Advertised Intake Duration 274
Basic Operating RPM Range 2,200-6,200
Cam Style Mechanical roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 236 int./242 exh.
Exhaust Duration at 050 inch Lift 242
Exhaust Valve Lash 0.018 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.646 in.
Grind Number CB XR274 R-10
Intake Duration at 050 inch Lift 236
Intake Valve Lash 0.016 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.639 in.
Lobe Separation (degrees) 110
Notes Requires thrust button and wear plate.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.639 int./0.646 exh. lift
Valve Springs Required Yes
Title 11-770-8 CamShaft, CB XR274 R-10
Engine Make/Size Chevy Big Block (396-454)
RPM Range 2000-9000
Usage Street/Performance
Exh. Duration @ .050 in. (Deg) 242
Exh. Duration Advertised (Deg) 280
Exhaust Valve Lift (in.) 0.646
Int. Duration @ .050 in. (Deg) 236
Int. Duration Advertised (Deg) 274
Intake Valve Lift (in.) 0.639
Lifter Type Mechanical Roller
  • Produces Better Throttle Response
  • Produces Top Engine Horsepower
  • Delivers Increased Engine Vacuum
  • 1 Year Limited Warranty
Reviews
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A
Best prices, fast shipping, and product as described.  I would definitely recommend Autoplicity.
M
good
D
Best price on the product I was looking for. Extremely fast shipping even with ground. Got my order out right away and it arrived very well packaged.
L
Best price I could find on line, shipped really fast. With how low the price is I was worried but everything came fast and it was the correct parts. This place really keeps the cost of racing down.
Fitment
Chevrolet G30
1996 Chevrolet G30 ALL
Chevrolet G30 Van
1996 Chevrolet G30 Van ALL
GMC G3500
1996 GMC G3500 ALL
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