COMP Cams 1.350" Spring Seat Cutter 4122LRGBK good upgrade for stock cam

good upgrade for stock cam

Sensor Body Material - Brass

Highest level of elasticity and softness

Timing Gear

Valve Spring Retainer

COMP Cams 1.350" Spring Seat Cutter 4122LRGBK good upgrade for stock camMost high performance engines today require the use of larger than stock diameter valve springs. This 1. 350" Spring Seat Cutter for installing single springs on GM Vortec Heads without hardened spring seats will allow the engine builder to machine the cylinder head to the proper size for your spring. Each cutter requires the use of an arbor pilot, which are available in three different sizes. This valve seat cutter allows you to enlarge the cylinder