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Part number: CL11-601-4
Competitor Pricing
Product Details
Comp Cams CL11-601-4 Mutha Thumper Camshaft/Lifter Kit
Products specifications
Advertised Duration 287 int./304 exh.
Advertised Exhaust Duration 304
Advertised Intake Duration 287
Assembly Lubricant Included Yes
Basic Operating RPM Range 2,000-5,900
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 235 int./249 exh.
Exhaust Duration at 050 inch Lift 249
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.495 in.
Gaskets Included No
Grind Number 287TH7
Intake Duration at 050 inch Lift 235
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.510 in.
Lifter Style Hydraulic flat tappet
Lifters Included Yes
Lobe Separation (degrees) 107
Locks Included No
Pushrods Included No
Quantity Sold as a kit.
Retainers Included No
Rocker Arms Included No
Timing Chain and Gears Included No
Valve Lift with Factory Rocker Arm Ratio 0.510 int./0.495 exh. lift
Valve Springs Included No
Valve Springs Required Yes
Valve Stem Seals Included No
Title CL11-601-4 Cam and Lifter Kit, CB 287T H-10 7 MT THUMP
Engine Make/Size Chevy Big Block (396-454)
Usage Street/Strip
RPM Range 2000-9000
Exh. Duration @ .050 in. (Deg) 249
Exh. Duration Advertised (Deg) 305
Exhaust Valve Lift (in.) 0.495
Int. Duration @ .050 in. (Deg) 235
Int. Duration Advertised (Deg) 287
Intake Valve Lift (in.) 0.510
Lifter Type Hydraulic Flat Tappet
  • Camshaft And Lifter Kit
  • 3 Grinds To Fit All Of Your Performance Needs
  • Long Exhaust Duration
  • Produces A Powerful Hard-Hitting Exhaust Note
  • Excellent Horsepower Gains And Broad Torque Curve
  • Delivers Real Seat Of The Pants Performance
  • Designed For Use w/Latest In ValveTrain Components
  • 1 Year Limited Warranty
Reviews
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Ordered a sling to store my roof rack. There was an issue with the supplier which was quickly resolved by the Autoplicity staff. Great customer service -- most responsive I've ever seen.

Best prices around.
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Super easy to browse web site and find the product I wanted.
The price was unmatched.
Shipping was fast and cheap.
Super shopping experience.
A
Great prices, helpful customer service. Ordered 2 by mistake. And they got it cleared up real fast. Saved over $80 off retail. Will be ordering from the, again!!!!!
S
Best price I've found on the ISCcoilovers
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