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COMP Cams 96-600-5 Thumpr Hydraulic Flat Tappet Camshaft for Buick 400 430 455

(Buick Regal 1973-74, LeSabre 1970-76, Century 1971, 1973-74, Skylark 1967-68, 1970-71, Riviera 1967-76, Electra 1967-76, Centurion 1971-73 + 8 more models)

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

96-600-5
6 reviews
Sale Price

$325.95

In Stock (7)

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Product Details

The COMP Cams 96-600-5 Thumpr camshaft delivers aggressive performance and that signature lope for Buick 400, 430, and 455 cubic inch V8 engines. This hydraulic flat tappet camshaft features 227/241 degrees of advertised duration, providing a noticeable increase in mid-range torque and top-end horsepower while maintaining decent street manners.

Key Specifications:

  • Advertised Duration: 227°/241° (Intake/Exhaust)
  • Duration at .050": 211°/230° (Intake/Exhaust)
  • Valve Lift: .485"/.502" (Intake/Exhaust) with 1.5 rocker ratio
  • Lobe Separation Angle: 112°
  • Hydraulic flat tappet design for easy maintenance
  • Recommended RPM range: 1,500-5,800

Features & Benefits:

  • Part of COMP's popular Thumpr series designed for aggressive sound and performance
  • Split-duration profile optimized for excellent throttle response
  • Ideal for street/strip applications and muscle car restorations
  • Works well with stock or mildly modified cylinder heads
  • Requires aftermarket torque converter (2,400-2,800 stall recommended)
  • Compatible with factory hydraulic lifters or performance upgrades

This camshaft is designed for enthusiasts looking to wake up their classic Buick big-block with improved performance characteristics and an unmistakable exhaust note. Best suited for vehicles with 9.0:1 or higher compression ratio and adequate valve spring pressure.

Products specifications

Fits

Buick Regal 1973-74, LeSabre 1970-76, Century 1971, 1973-74, Skylark 1967-68, 1970-71, Riviera 1967-76, Electra 1967-76, Centurion 1971-73, GS 455 1970-72, Wildcat 1967-70, Estate Wagon 1970-76, Gran Sport 1967, GS400 1968-69 + 3 more models

Advertised Exhaust Duration

297

Advertised Intake Duration

279

Basic Operating RPM Range

2,000-5,800

Grind Number

279TH7

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.494

Exhaust Duration at .050 inch Lift

241

Engine Family

Buick 400, 430, 455 c.i. 8 Cylinder (1967-1976)

Camshaft Material

Cast Iron

Cam and Lifter Kit Upgrade

CL96-600-5

K-Kit Upgrade

K96-600-5

AMAZON ASIN

B0046ZEE3O

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.

Intake Duration at .050 Inch Lift

227

LOBE SEPARATION

107

Exhaust Valve Lift

0.48

Camshaft Series

Thumpr

I was very skeptical of ordering from Autoplicity, as I've never heard of them. They had everything I needed in stock and shipped very quickly, and for a much better price than my normal suppliers at Jegs and Summit Racing. I would recommend them to everyone...............Jeff

Easy to find part and place order.

Great products, Fast Shipping, Good Price!

Fast shipping, product was excellent .

Amazing !! FAST SHIPPING and GREAT PRICES !! I couldn't ask for better !! I will definitely shop with Autoplicity again !!

Ordered Thursday, shipped Monday... guess all in all we can't be disappointed. At least they had them in stock.

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