Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft Complete Kit Lift .531"/.515" Duration 294/312 RPM Range 2500-6400

Name: Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft Complete Kit Lift .531"/.515" Duration 294/312 RPM Range 2500-6400
Brand: COMP CAMS
SKU: 249-K32-602-5
Price: 807.95 USD
Availability: InStock

^$807⁹⁵

Ships on 10/22/2026

Lowest Price Guarantee

Ford 351C, 351M-400M 8 cyl. 1970-1982

Lift

Duration

RPM Range

Complete Kit
3 Grinds To Fit All Of Your Performance Needs
Long Exhaust Duration
Produces A Powerful Hard-Hitting Exhaust Note
Excellent Horsepower Gains And Broad Torque Curve
Delivers Real Seat Of The Pants Performance
Designed For Use w/Latest In ValveTrain Components
1 Year Limited Warranty
Ford, 351, 351 Cleveland, 400, 351 Modified, 400 Modified, Ford F100, Mach 1, Mustang

Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCamshaft Kit

BrandCOMP CAMS

Package Height5.0

Package Width10.5

Package Length26.0

Weight25.0 PG

Part CategoryPerformance Parts

UsageStreet/Strip

Intake Valve Lift0.531 in (13.487 mm)

Int. Duration Advertised (Deg)294

Exh. Duration @ .050 In. (Deg)257