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COMP Cams 24-600-5 Thumpr Hydraulic Flat Tappet Camshaft Chrysler Hemi - 227/241 426

(1966-1971 Dodge Charger; 1970-1971 Dodge Challenger; 1967-1971 Dodge Coronet; 1968-1971 Plymouth Road Runner; 1968-1971 Plymouth GTX; 1970-1971 Plymouth Cuda)

Part of: COMP Cams Thumpr Hydraulic Flat Tappet Camshaft Ford

Other options in this family: COMP Cams 35-600-4 COMP Cams 34-600-5 COMP Cams 20-600-4 COMP Cams 21-600-5 COMP Cams 92-600-5

Manufacturer

Picture for manufacturer COMP Cams

Part Number

24-600-5
17 reviews
Sale Price

$325.95

In Stock (6)

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Product Details

The COMP Cams Thumpr 24-600-5 is a hydraulic flat tappet camshaft specifically engineered for the legendary Chrysler 426 Hemi engine. This camshaft delivers the aggressive Thumpr sound and performance characteristics that enthusiasts demand, with a 227/241 duration split that provides excellent low-end torque and mid-range power.

Key Specifications:

  • Advertised Duration: 279°/293° (Intake/Exhaust)
  • Duration @ .050": 227°/241° (Intake/Exhaust)
  • Valve Lift: .480"/.480" (Intake/Exhaust) with 1.5:1 rocker ratio
  • Lobe Separation Angle: 110°
  • Hydraulic flat tappet design for reliable operation
  • Idle RPM Range: 1,800-2,600 RPM
  • Operating RPM Range: 1,800-5,400 RPM

Performance Features:

  • Signature Thumpr idle sound with choppy, aggressive tone
  • Optimized for street performance and weekend racing applications
  • Enhanced throttle response and acceleration
  • Designed to work with stock or mildly modified cylinder heads
  • Requires compatible valve springs and lifters (sold separately)

This camshaft is ideal for Chrysler 426 Hemi engines in street rods, muscle car restorations, and performance builds where distinctive sound and strong torque delivery are priorities. Professional installation and proper break-in procedures are strongly recommended to ensure optimal performance and longevity.

Products specifications

Fits

1966-1971 Dodge Charger; 1970-1971 Dodge Challenger; 1967-1971 Dodge Coronet; 1968-1971 Plymouth Road Runner; 1968-1971 Plymouth GTX; 1970-1971 Plymouth Cuda

Advertised Intake Duration

279

Basic Operating RPM Range

2,000-5,800

Grind Number

279TH7

Cam Type

Hydraulic Flat Tappet

Exhaust Valve Lift

0.479

Intake Valve Lift

0.508

Exhaust Duration at .050 inch Lift

241

Camshaft Material

Cast Iron

Engine Family

Chrysler 426 HEMI 8 Cylinder (1966-1971)

AMAZON ASIN

B0046ZJ4I4

Usage

Street/Performance

Assembly Lubricant Included

Yes

Lifters Included

No

Valve Springs Required

Yes

Lifter Type

Hydraulic Flat Tappet

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Camshaft Gear Attachment

3-Bolt

Intake Duration at .050 Inch Lift

227

Advertised Exhaust Duration

296

LOBE SEPARATION

107

Camshaft Series

Thumpr

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