74" 3-7/16" Bore Cylinder and High Compression Piston Kit for 1966-'78 74" HD® Big Twins - Gloss Black Finish SPEAKER LIDS- BAD DAD TOURING and all of the miscellaneous

and all of the miscellaneous hardware for completing the saddlebag assembly

almost no downtime is wasted while upgrading your Bagger's appearance since the shroud does not even require removal of the factory tank

Derby Covers and Air Cleaners

Here are a few details you’ll ONLY find with our Original Monkey Bars

74" 3-7/16" Bore Cylinder and High Compression Piston Kit for 1966-'78 74" HD® Big Twins - Gloss Black Finish SPEAKER LIDS- BAD DAD TOURING and all of the miscellaneousThis kit is intended to replace the cylinders and pistons of a 74" shovelhead engine and increase the compression ratio to 9: 1. Compatible with stock or S&S cylinder heads. Kit includes S&S 3 7 16" bore high tensile cast iron cylinders, 3 7 16" bore forged high compression pistons for 74" (3 31 32" stroke) engines with rings and wristpins, head gaskets, S&S stainless steel head bolts with washers, base nuts, base gaskets