COMP Cams 41-602-7 Big Mutha' Thumpr Flathead Camshaft for Ford 239/255 Engines

Classic Big Mutha' Thumpr 243/257 Solid Flat Cam for Flathead Ford 239/255. Street/strip, engine modification mandatory, aftermarket heads, very rough idle. Street/strip, engine modification mandatory, aftermarket heads, very rough idle.

The COMP Cams 41-602-7 Big Mutha' Thumpr camshaft is designed specifically for flathead Ford engines, including models from 1950 to 1953 such as the Ford Crestline, Country Squire, and Country Sedan. This high-performance camshaft features a solid flat design with a duration of 243/257 degrees, optimized for street and strip applications. Its aggressive profile delivers increased horsepower and torque, making it ideal for engine modifications and aftermarket head upgrades. Please note that installation requires engine modification, and the camshaft produces a very rough idle, characteristic of performance-oriented profiles. This component is not carburetor approved and requires acknowledgment of this restriction during installation. The camshaft enhances engine output by improving valve timing and airflow, resulting in a more responsive and powerful driving experience. Constructed by COMP Cams, renowned for quality and durability, this camshaft is a direct upgrade for classic Ford flathead engines seeking a blend of street performance and strip capability. Its compact size and precise engineering ensure reliable performance when paired with compatible components and proper tuning.

Features:

• Designed for flathead Ford engines 239/255 cubic inches

• Duration: 243/257 degrees for optimal street/strip performance

• Aggressive cam profile with very rough idle characteristic

• Requires engine modification for installation

• Not carburetor approved; acknowledgment required during installation

• Constructed by COMP Cams for durability and performance

Fits
Ford Country Sedan Base 1950
Ford Country Sedan Base 1951
Ford Country Sedan Base 1952
Ford Country Sedan Base 1953
Ford Country Squire Base 1950
Ford Country Squire Base 1951
Ford Country Squire Base 1952
Ford Country Squire Base 1953
Ford Crestline Base 1950
Ford Crestline Base 1951
Ford Crestline Base 1952
Ford Crestline Base 1953
Ford Custom Base 1949
Ford Custom Base 1950
Ford Custom Base 1951
Ford Custom Base 1952
Ford Customline Base 1952
Ford Customline Base 1953
Ford Deluxe Base 1949
Ford Deluxe Base 1950
Ford Deluxe Base 1951
Ford Ford Base 1949
Ford Mainline Base 1952
Ford Mainline Base 1953
Ford Ranch Wagon Base 1950
Ford Ranch Wagon Base 1951
Ford Ranch Wagon Base 1952
Ford Ranch Wagon Base 1953
Ford Sunliner Base 1952
Ford Sunliner Base 1953
Ford Victoria Base 1951
Ford Victoria Base 1952
Ford Victoria Base 1953
Mercury Custom Base 1952
Mercury Custom Base 1953
Mercury Mercury Base 1950
Mercury Mercury Base 1951
Mercury Monterey Base 1950
Mercury Monterey Base 1951
Mercury Monterey Base 1952
Mercury Monterey Base 1953