S&s Cycle Super Stock Cylinder Head Kit - 106-4277 For Harley Motorcycles 1999-2005 Brand_Bassani Xhaust Fits all 2018 to present

Fits all 2018 to present M8 Softails models

Requires the use of a shock compression tool

A two-gear set is required for gear-driven cams that do not come with secondary cam gears

Water-resistant zippers

S&s Cycle Super Stock Cylinder Head Kit - 106-4277 For Harley Motorcycles 1999-2005 Brand_Bassani Xhaust Fits all 2018 to presentFeatures High port flow gives great performance now, and more later when additional upgrades are done Heads are fully assembled with springs and valves Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high compression pop up pistons 79cc have