JAMES, EXHAUST GASKETS. 91-09 STYLE Cams Compatible with 508721 Bare Bones

Compatible with 508721 Bare Bones solo seat with rider backrest

Kit comes with all gaskets

Crankcases must be bored to accept the larger diameter cylinder

for ease of installment

JAMES, EXHAUST GASKETS. 91-09 STYLE Cams Compatible with 508721 Bare Bones'late' 91 09 conical style. Note: The 86 03 10 up style is preferred by many for better flow characteristics. Note: The 91 09 late style is a conical shaped gasket that was introduced by The Factory in 1991 and replaced, again, with the early style in 2010. Note that the early style will fit all models and is generally seen as the better gasket design. Fits: > 84 20 B. T.; 86 20 XL; 08 12(NU)XR1200; 87 10(NU)Buell XB 5 pieces