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Chevy 262-400ci Small Block 1958-98
Comp Cams CL12-602-4 Big Mutha' Thumpr Hydraulic Flat Tappet Cam and Lifter Kit:
- Very rough, lopey idle
- Long exhaust duration produces a powerful hard-hitting exhaust note
- Excellent horsepower gains and broad torque curve
- Grind Number: 295TH7
- Cam Type: Hydraulic Flat Tappet
- Lifter Style: Hydraulic Flat Tappet
- Advertised Intake Duration: 295
- Advertised Exhaust Duration: 313
- Intake Duration at .050 in. Lift: 243
- Exhaust Duration at .050 in. Lift: 257
- Intake Valve Lift: .500 in.
- Exhaust Valve Lift: .486 in.
- Lobe Separation: 107
- Camshaft Gear Attachment: 3-Bolt
- Requires:
- 9.5:1 compression
- 2800 or up stall stall converter
- Aftermarket intake
- Lower differential gear ratio
- Headers
FAQ
What lift is a Mutha Thumpr cam?
- The Comp Cams CL12-602-4 Mutha Thumpr cam has a lift of 0.500/0.486 inches.
- This lift profile enhances valve movement for increased performance.
What is a thumper cam?
- A thumper cam, like the Big Mutha' Thumpr 243/257 hydraulic flat cam/lifter kit, features an aggressive idle.
- It provides a distinct, lopey sound, emphasizing performance characteristics.
What are the specs on a Mutha Thumpr cam?
- The Comp Cams CL12-602-4 offers a duration of 243/257 at .050" lift with a 0.500-0.486 lift range.
- Designed for improved low-end torque and high-end horsepower.
Do cam kits come with lifters?
- Yes, the Big Mutha' Thumpr 243/257 hydraulic flat cam/lifter kit (CL12-602-4) includes lifters for a comprehensive installation.
Specifications:
Do I need a different distributor gear for this cam
What valve springs are recommended for this camshaft?
Would this camshaft work for a 1986 Chevrolet Corvette with the L98 Tune Port Injection?
Hi, I haven’t heard this cam and new lifters. My question is how much laddifionsl lift would a 1.6 rocker make? I am happy with the cam but just want more lift and lopey idle
Will this fit a 1998 chevy k1500 305 5.0L?
Does this have a lobe for the fuel pump ?
What distributor does this cam require
What class/stage is this cam And will this a 5.7 350 Chevy c1500
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