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COMP Cams Camshaft OL 279T H-107 T Thumper

SKU: CCA42-600-5

Camshafts

CCA Camshafts...

COMP Cams Camshaft OL 279T H-107 T Thumper

SKU: CCA42-600-5

Camshafts

CCA Camshafts...

Sale ends in Calculating...

A$730.44 A$814.12
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Thumpr 226/241 Hydraulic Flat Cam for Oldsmobile 260-455. High performance street, stock converter ok, best with 2000+ converter and Gears. Choppy/thumping idle.

Product Overview

*Thumpr Camshafts* * Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods * Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note * Best with aftermarket converters and more rear gear

Product Details

Advertised Exhaust Duration:296
Advertised Intake Duration:278
Amazon ASIN:B0046ZJ3TE
Assembly Lubricant Included:Yes
Basic Operating RPM Range:2,000-5,800
C.A.R.B. E.O. Number:N/A
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.
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. Exemption Reason:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Cam Type:Hydraulic Flat Tappet
Cam and Lifter Kit Upgrade:CL42-600-5
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Thumpr
Description:Thumpr 226/241 Hydraulic Flat Cam for Oldsmobile 260-455
Engine Family:Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)
Exhaust Duration @ .050 in.:241
Exhaust Duration at .050 inch Lift:241
Exhaust Duration:296
Exhaust Valve Lift(in):0.476
Exhaust Valve Lift:0.476
Grind Number:279TH7
Intake Duration @ .050 in.:226
Intake Duration at .050 Inch Lift:226
Intake Duration:278
Intake Valve Lift(in):0.491
Intake Valve Lift:0.491
K-Kit Upgrade:K42-600-5
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Lobe Separation:107
Part Number:cca42-600-5
RPM Range:2000-7000
Title:Thumpr 226/241 Hydraulic Flat Cam for Oldsmobile 260-455
Usage:Street/Performance
Valve Springs Required:Yes

Application Summary

Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-10-14 04:43:37

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
42-600-5
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Thumpr Hydraulic Flat Tappet Camshafts
Product Attributes - UPC
036584213185
Product Attributes - Cam Style
Hydraulic flat tappet
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Basic Operating RPM Range
2,000-5,800
Product Attributes - Intake Duration at 050 inch Lift
226
Product Attributes - Exhaust Duration at 050 inch Lift
241
Product Attributes - Duration at 050 inch Lift
226 int./241 exh.
Product Attributes - Advertised Intake Duration
278
Product Attributes - Advertised Exhaust Duration
296
Product Attributes - Advertised Duration
278 int./296 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.491 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.476 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.491 int./0.476 exh.
Product Attributes - Lobe Separation (degrees)
107
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
279TH7
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca42-600-5
SFX Item ID 4120043
Supplier Item Code 4120043
Manufacturer SKU 42-600-5
Manufacturer UPC 36584213185
Alternative References COM42-600-5, 279T, H-107

Compatibility

Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8

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