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Mutha' Thumpr 235/249 Hydraulic Roller Cam K-Kit for OE Roller SBC 305-350

Mutha' Thumpr 235/249 Hydraulic Roller Cam K-Kit for OE Roller SBC 305-350

Big Mutha' Thumpr 243/257 Hydraulic Roller Cam and Lifter Kit for OE Roller SBC 305-350

Big Mutha' Thumpr 243/257 Hydraulic Roller Cam and Lifter Kit for OE Roller SBC 305-350

Mutha' Thumpr 235/249 Hydraulic Roller Cam for OE Roller SBC 305-350

$522.95
Mutha' Thumpr™ 235/249 Hydraulic Roller Cam for OE Roller SBC 305-350. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
In stock
SKU
08-601-8
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More Information
UPC 036584171980
Manufacturer COMP Cams®
Emissions Code
Engine Family Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
RPM Operating Range 1,900-5,600
Cam Type Hydraulic Roller
Camshaft Series Thumpr
Camshaft Gear Attachment 3-Bolt
Usage Street/Strip
California Proposition 65 WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration 291
Advertised Exhaust Duration 311
Intake Duration at .050 Inch Lift 235
Exhaust Duration at .050 Inch Lift 249
Intake Valve Lift 0.522
Exhaust Valve Lift 0.509
Lobe Separation 107
Valve Timing Lift 0.006
Exhaust Close ATDC 49
Intake Open BTDC 42
Exhaust Open BBDC 82
Intake Close ABDC 69
Lifter Style Hydraulic Roller
08-601-8 - camshaft, cs 291t hr-107 mt thumpr (216.27 kB)
Recommended Components
Component Part Number
Break-In Lube 159
Rocker Arms 1417-16
Valve Springs 26918-16
Valve Seals 501-16
Valve Seals 503-16
Valve Locks 648-16
Steel Retainers 787-16
Lifter Kit 850-16
Lifter Kit 875-16
Timing Set 3136CPG
Valve Locks 611-16
Valve Springs 26986-16
Steel Retainers 795-16
CL-Kit Upgrade CL08-601-8
Cam and Lifter and Gear Drive Upgrade GK08-601-8
K-Kit Upgrade K08-601-8
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