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COMP Cams Camshaft Kit CS 291T HR-107 M

SKU: CCAGK08-601-8

Camshaft Kits

CCA Camshaft Kits...

COMP Cams Camshaft Kit CS 291T HR-107 M

SKU: CCAGK08-601-8

Camshaft Kits

CCA Camshaft Kits...

A$2,632.59
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Mutha' Thumpr 235/249 Hydraulic Roller Cam

Product Overview

COMP Cams offers complete component-matched valve train kits that deliver unbeatable performance, durability and ease of installation. All cam kits are fully tested and manufactured to the strictest standards. Each kit’s components were specifically chosen as the best performance match for that particular camshaft so that you can reap the benefits of a perfectly matched “Power Engineered System.” *GK-Kit - Cam & Gear Kit* * Camshaft * Lifters * Gear Drive * Assembly Lube * Decals * Instructions

Product Details

Amazon ASIN:B002EDZ92U
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
Camshaft Series:Thumpr
Description:Mutha' Thumpr 235/249 Hydraulic Roller Cam GK-Kit for OE Roller SBC
Engine Family:Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
Exhaust Duration @ .050 in.:249
Exhaust Duration:311
Exhaust Valve Lift(in):0.509
Gaskets Included:No
Intake Duration @ .050 in.:235
Intake Duration:291
Intake Valve Lift(in):0.522
Kit Type:GK-Kit - Cam and Gear Kit
Lifter Type:Hydraulic Roller Retrofit
Lifters Included:Yes
Locks Included:No
Part Number:ccaGK08-601-8
Pushrods Included:No
RPM Range:1000-7000
Retainers Included:No
Timing Chain and Gears Included:Yes
Title:Mutha' Thumpr 235/249 Hydraulic Roller Cam GK-Kit for OE Roller SBC
Usage:Street/Strip
Valve Stem Seals Included:No

Application Summary

Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)

Part Type

Engine Camshaft Kit

Data: v4.2 - Upd: 2026-10-13 17:41:10

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
GK08-601-8
Product Attributes - Part Type
Camshaft Kits
Product Attributes - Product Line
COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits
Product Attributes - UPC
036584183402
Product Attributes - Cam Style
Hydraulic roller, OE roller
Product Attributes - Basic Operating RPM Range
2,200-5,900
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Intake Duration at 050 inch Lift
235
Product Attributes - Exhaust Duration at 050 inch Lift
249
Product Attributes - Duration at 050 inch Lift
235 int./249 exh.
Product Attributes - Advertised Intake Duration
291
Product Attributes - Advertised Exhaust Duration
311
Product Attributes - Advertised Duration
291 int./311 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.522 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.509 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.522 int./0.509 exh.
Product Attributes - Lobe Separation (degrees)
107
Product Attributes - Camshaft Gear Attachment
3-bolt
Product Attributes - Grind Number
291THR7
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Lifters Included
Yes
Product Attributes - Lifter Style
Hydraulic roller
Product Attributes - Valve Springs Included
No
Product Attributes - Retainers Included
No
Product Attributes - Locks Included
No
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Timing Chain and Gears Included
Yes
Product Attributes - Timing Chain Style
Gears
Product Attributes - Assembly Lubricant Included
Yes
Product Attributes - Pushrods Included
No
Product Attributes - Rocker Arms Included
No
Product Attributes - Gaskets Included
No
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
This kit contains OE style lifters like those used in late model engines without link bars attached. The OE style link bars and spring plate must be reused or new ones purchased. The cam in this kit is designed for a factory roller block.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU ccaGK08-601-8
SFX Item ID 4123494
Supplier Item Code 4123494
Manufacturer SKU GK08-601-8
Manufacturer UPC 36584183402
Alternative References l46, l48, l65, lm1, lt-1, l82

Compatibility

Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)

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