Complete screw-on kit.
Compatible with original 107″ engines, which have the required stroke of 4.375″.
Converts 107″ to 124″ engine. Includes black roughened cylinders and a 4.250″ bore forged piston and ring kit with a 1.143″ deck height and -4.3cc plate volume for an 11:1 CR with stock cylinder head combustion chamber volume.
A massive increase in capacity with bolt-on ease, with no need for case drilling, head work, or flywheel rebalancing. Large-bore applications.
Fits:> 17-21 107″ M8
