…Billet machined design offers noticeable bolt-on performance gains * Increase torque and power as a result of increasing compression * Larger water jacket area supplies more water * Ultimate in cooling efficiency by eliminating overheating * Cool head shells sold separately * Include O-ring seal, no gasket…

…Billet machined design offers noticeable bolt-on performance gains * Increase torque and power as a result of increasing compression * Larger water jacket area supplies more water * Ultimate in cooling efficiency by eliminating overheating * Cool head shells sold separately * Include O-ring seal, no gasket…