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Thumpr Hydraulic Flat Tappet Camshaft <br> 67-96 Big Block Chevy 396-454 V8
COMP CAMS
®

Thumpr Hydraulic Flat Tappet Camshaft
67-96 Big Block Chevy 396-454 V8

SKU: CCA-11-602-20
$401.95

Availability: Out Of Stock

Specification
Product Description Reviews
Description:

Big Mutha' Thumpr Nitrided 243/257 Hydraulic Flat Cam for Chevrolet Big Block 396-454. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, Gear and headers, very rough idle.

Features:

  • Camshaft Series: Thumpr
  • Lobe Separation: 107 DD
  • Intake Valve Lift: 0.522 IN
  • Exhaust Valve Lift: 0.507 IN
  • Lifters Included: No
  • Valve Springs Required: Yes
  • Assembly Lubricant Included: Yes
  • Camshaft Gear Attachment: 3-Bolt
  • Camshaft Material: Nitrided Cast Iron
  • Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
  • Usage: Street/Strip
  • Lifter Type: Hydraulic Flat Tappet
  • Cam Type: Hydraulic Flat Tappet
  • Grind Number: 295TH7
  • Grind Number: 295TH7
  • Basic Operating RPM Range: 2,300-6,200
  • Intake Duration at .050 Inch Lift: 243 DD
  • Exhaust Duration at .050 inch Lift: 257 DD
  • Advertised Intake Duration: 295 DD
  • Advertised Exhaust Duration: 312 DD


  • Package Includes:

  • Engine Camshaft


  • WARNING: This product contains chemicals known to the State. For more information go to https://www.p65warnings.ca.gov/