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Ultimate Comp Cams Cl31-601-8 Mutha' Thumpr 235/249 Hydraulic Roller Cam And Lifter Kit For Ford 221-302 Economy Pack [05nFQsxy]

$68.99 $220.99 -69%

High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.ResourcesInstallation InstructionsResourcesInstallation InstructionsSpecifications:Description_ASMFits Ford 221, 255, 260, 289 and 302 Small Bloc

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Ultimate Comp Cams Cl31-601-8 Mutha' Thumpr 235/249 Hydraulic Roller Cam And Lifter Kit For Ford 221-302 Economy Pack [05nFQsxy]

High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Resources
Installation Instructions
Resources
Installation Instructions

Specifications:

Description_ASM Fits Ford 221, 255, 260, 289 and 302 Small Block
Description_DEF Engine Camshaft and Lifter Kit
Description_DES Mutha' Thumpr 235/249 Hydraulic Roller Cam and Lifter Kit for Ford 221-302
Description_DES Mutha' Thumpr 235/249 Hydraulic Roller Cam for Ford 221-302
Description_DES OE-Style Hydraulic Roller Lifter Set for Ford 5.0 and Ford Flat Tappet Engines
Description_EXT High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Description_INV MThmpr 235/249 H-Rlr CL-Kit Ford 221-302
Description_KEY 22
Description_KEY 260
Description_KEY 289
Description_KEY 302
Description_KEY 308
Description_KEY 351
Description_KEY 5.0
Description_KEY Boss
Description_KEY Cougar
Description_KEY F-150
Description_KEY Fairlane
Description_KEY Ford
Description_KEY Galaxie
Description_KEY Grand Marquis
Description_KEY GT
Description_KEY GT-350
Description_KEY HiPo
Description_KEY K-Code
Description_KEY LTD
Description_KEY Mercury
Description_KEY Meteor
Description_KEY Mustang
Description_KEY SBF
Description_KEY Shelby
Description_KEY Squire
Description_KEY Sunbeam
Description_KEY Thunderbird
Description_KEY Tiger
Description_KEY Torino
Description_KEY Windsor
Description_MKT CL-KIT - Cam and Lifter Kit Includes: Camshaft, Lifters, Assembly Lube, Decals and Instructions.
Description_SHO Camshaft, Lifter Kt
Description_SHP None
height 3.0
length 26.0
LTL N
weight 18.0
width 10.5

What Our Customers Say

January 16, 2026

Absolutely no complaints!

It's a very well-made product, great quality and very premium.

- Ander A..

January 16, 2026

Absolutely no complaints!

I'm very impressed with the impeccable fit and finish.

- Fit_And_Finish_Finn.

January 16, 2026

Absolutely no complaints!

I'm genuinely impressed with the quality.

- David R..

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