USA manufactured

XL Sportster models with OEM style in-tank oil filters

57-90 XL (91-21 XL when custom equipped with multiple parts pushrod covers)

Seals threads

Not compatible with e-throttle models

PISTON Cast 1340CC (80") +.030 Ram+Chassi/Frame+Sheetmetal USA manufacturedStandard 8. 5: 1 compression ratio. Perfect for a stock rebuild. Piston includes the wristpin and wristpin clips. Note: Piston rings must be purchased separately. Note: In any and all applications the technician must be able to judge components for their suitability in combination with the other engine components, prior to installation. It is of importance that a knowledgeable mechanic will install & make adjustments as required. The rider must follow