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COMP Cams Camshaft 348/409 295T H-107 T

Unleash the full potential of your Chevrolet 348-409 engine with the Classic Big Mutha' Thumpr 242/257 Hydraulic Flat Cam from COMP Cams. This high-performance camshaft is designed for street/strip applications and requires aluminum heads, a 2500+ stall, gears, and headers.

With its very rough idle, this camshaft is not for the faint of heart. But if you're looking for a serious power boost, look no further. The Big Mutha' Thumpr camshaft is engineered to deliver maximum performance and durability.

  • Street/strip application
  • Aluminum heads necessary
  • 2500+ stall required
  • Gears and headers required
  • Very rough idle
Make Model Year Type
Chevrolet Bel Air 1958 Base
Chevrolet Bel Air 1959 Base
Chevrolet Bel Air 1960 Base
Chevrolet Bel Air 1961 Base
Chevrolet Bel Air 1962 Base
Chevrolet Bel Air 1963 Base
Chevrolet Bel Air 1964 Base
Chevrolet Bel Air 1965 Base
Chevrolet Biscayne 1958 Base
Chevrolet Biscayne 1959 Base
Chevrolet Biscayne 1960 Base
Chevrolet Biscayne 1960 Fleetmaster
Chevrolet Biscayne 1961 Base
Chevrolet Biscayne 1962 Base
Chevrolet Biscayne 1963 Base
Chevrolet Biscayne 1964 Base
Chevrolet Biscayne 1965 Base
Chevrolet Brookwood 1958 Base
Chevrolet Brookwood 1959 Base
Chevrolet Brookwood 1960 Base
Chevrolet Brookwood 1961 Base
Chevrolet Del Ray 1958 Base
Chevrolet Impala 1959 Base
Chevrolet Impala 1960 Base
Chevrolet Impala 1961 Base
Chevrolet Impala 1962 Base
Chevrolet Impala 1963 Base
Chevrolet Impala 1964 Base
Chevrolet Impala 1964 SS
Chevrolet Impala 1965 Base
Chevrolet Impala 1965 SS
COMP Cams manufactures camshafts and other valvetrain components. Products include everything from valve springs and hardware to pushrods, lifters, and even intake manifolds. COMP Cams’ history of producing high quality parts for everything from street cars to Pro Stock and Sprint Cup teams has proven their place in the market. The same technology used to develop parts for NASCAR and NHRA is used in all of their performance parts, down to the very basic street setup.
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