Pro Design PD306 Cool Head Dome - Standard Bore (20cc) engine-engine-covers-water-pump-covers 2019-2020 Harley Davidson FXDRS FXDR

2019-2020 Harley Davidson FXDRS FXDR 114

covering on both sides to guard against scratches

1994 KTM 440 SX

2015 Polaris Ranger 570 EPS

Pro Design PD306 Cool Head Dome - Standard Bore (20cc) engine-engine-covers-water-pump-covers 2019-2020 Harley Davidson FXDRS FXDRBillet machined design offers noticable bolt on performance gains. Increased torque and power as a result of increasing compression. Larger water jacket area supplies more water; you get the ultimate in cooling efficiency by eliminating overheating. Cool Head shells and Cool Domes sold separately to give you a choice of compression ratios. Features include O ring seal (no gaskets required) and adjustable and removable compression domes. Race Gas Only.