Harley-Davidson Heads

Compression Release Valves for High Compression Harley V-Twin Motors - Synthetic Knobs that stay cool to the touch and automatically close after start-up – 10mm x 1.0 Thread Pitch - SOLD AS A PAIR

Compression Release Valve for High Compression Harley V-Twin Motors - Synthetic Knobs that stay cool to the touch and automatically close after start-up – 10mm x 1.0 Thread Pitch - SOLD INDIVIDUALLY

S&S Cycle® 9/16" 12-Point Black Head Bolt Kit for 2017+ Harley Models with M8 Engines - Reusable - Sold in Sets of 8 - 900-1006

S&S Cycle® 79cc Powder-Coated Silver Super Stock™ Cylinder Heads for 1999-2005 Harley Models with Twin Cam Motors - Sold in Pairs - Made in U.S.A. - 106-4277

S&S Cycle® Powder-Coated Black 79CC Super Stock™ Cylinder Heads for 2006-2017 Harley Models with Twin-Cam Engine (except Twin-Cooled Models), with Headbolts - Sold in Pairs - Made in U.S.A. - 106-3233

S&S Cycle® Powder-Coated Silver 89CC Super Stock™ Cylinder Heads for 2006-2017 Harley Models with Twin-Cam Engine (except Twin-Cooled Models), with Headbolts - Sold in Pairs - Made in U.S.A. - 106-3255

S&S Cycle® Silver Powder-Coated High Compression Performance Replacement Head for 1984-1999 Harley Models with Evolution Big Twin Engine - Sold in Pairs - Made in U.S.A. - 106-6059

S&S Cycle® Powder-Coated Black 89CC Super Stock™ Cylinder Heads for 2006-2017 Harley Models with Twin-Cam Engine (except Twin-Cooled Models), with Headbolts - Sold in Pairs - Made in U.S.A. - 106-3240

S&S Cycle® Powder-Coated Silver 79CC Super Stock™ Cylinder Heads for 2006-2017 Harley Models with Twin-Cam Engine (except Twin-Cooled Models), with Headbolts - Sold in Pairs - Made in U.S.A. - 106-3227

S&S Cycle® 89cc Powder-Coated Silver Super Stock™ Cylinder Heads for 1999-2005 Harley Models with Twin Cam Motors - Sold in Pairs - Made in U.S.A. - 106-4270

S&S Cycle® Powder Coated Black Performance Replacement Head for 1984-1999 Harley Models with Evolution Big-Twin Engine - Sold in Pairs - Made in U.S.A. - 106-4570

S&S Cycle® Black Powder-Coated High Compression Performance Replacement Head for 1984-1999 Harley Models with Evolution Big Twin Engine - Sold in Pairs - Made in U.S.A.- 106-6064