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COMP Cams Cam & Lifter Kit FS 283Th R7

SKU: CCACL31-600-8

Camshaft Kits

CCA Cam & Lifter Kits...

COMP Cams Cam & Lifter Kit FS 283Th R7

SKU: CCACL31-600-8

Camshaft Kits

CCA Cam & Lifter Kits...

A$1,992.75
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

IMPORTANT NOTICE: Will not fit HO models, due to base circle size. Designed for Non-Roller blocks.

CL-KIT - Cam and Lifter Kit Includes: Camshaft, Lifters, Assembly Lube, Decals and Instructions.

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.” *CL-Kit Cam & Lifter Kit Includes* * Camshaft * Lifters * Assembly Lube * Decals * Instructions

Product Details

Advertised Exhaust Duration:303
Advertised Intake Duration:283
Amazon ASIN:B0046ZHKJE
Assembly Lubricant Included:No
Basic Operating RPM Range:1,900-5,600
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 Roller
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Austempered Ductile Iron
Camshaft Series:Thumpr
Description:Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit for Ford 221-302
Engine Family:Ford 221, 260, 289, 302 c.i. 8 Cylinder (1963-1995)
Exhaust Duration @ .050 in.:241
Exhaust Duration at .050 inch Lift:241
Exhaust Duration:303
Exhaust Valve Lift(in):0.515
Exhaust Valve Lift:0.515
Gaskets Included:No
Intake Duration @ .050 in.:227
Intake Duration at .050 Inch Lift:227
Intake Duration:283
Intake Valve Lift(in):0.531
Intake Valve Lift:0.531
Kit Type:CL-Kit - Cam and Lifter Kit
Lifter Type:Hydraulic Roller
Lifters Included:Yes
Lobe Separation:107
Locks Included:No
Part Number:ccaCL31-600-8
RPM Range:1900-5600
Retainers Included:No
Timing Chain and Gears Included:No
Title:Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit for Ford 221-302
Usage:Street/Hi-Performance
Valve Springs Required:Yes
Valve Stem Seals Included:No

Application Summary

Fits Ford 221, 255, 260, 289 and 302 Small Block

Part Type

Engine Camshaft and Lifter Kit

Data: v4.2 - Upd: 2026-10-13 17:41:14

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
CL31-600-8
Product Attributes - Part Type
Camshaft Kits
Product Attributes - Product Line
COMP Cams Thumpr Retrofit Hydraulic Roller Cam and Lifter Kits
Product Attributes - UPC
036584215035
Product Attributes - Cam Style
Hydraulic roller, Retro-fit
Product Attributes - Basic Operating RPM Range
1,900-5,600
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Intake Duration at 050 inch Lift
227
Product Attributes - Exhaust Duration at 050 inch Lift
241
Product Attributes - Duration at 050 inch Lift
227 int./241 exh.
Product Attributes - Advertised Intake Duration
283
Product Attributes - Advertised Exhaust Duration
303
Product Attributes - Advertised Duration
283 int./303 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.531 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.515 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.531 int./0.515 exh.
Product Attributes - Lobe Separation (degrees)
107
Product Attributes - Grind Number
283THR7
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
No
Product Attributes - Assembly Lubricant Included
No
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
Will not fit HO models, due to base circle size. Designed for Non-Roller blocks.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU ccaCL31-600-8
SFX Item ID 4123221
Supplier Item Code 4123221
Manufacturer SKU CL31-600-8
Manufacturer UPC 36584215035
Alternative References gt-350;, f-150;, 283Th

Compatibility

Fits Ford 221, 255, 260, 289 and 302 Small Block

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