Products

Cast piston ring set is for a 3-7/16 inch bore and is.070 over size. set is for 2 pistons with one piece oil ring. Fitment: 1953-1977 FL 1971-19...

Hastings Rings #: 6482-080 Hasting cast piston ring set is for a 3-7/16 inch bore and is.080 oversize. Features compression rings with a size of 1/...

Keith Black #: KB263.STD Keith Black 390 hypereutectic piston set is standard size and is for a 3.438 inch bore. Pistons have a compression of 9.0:...

Keith Black #: KB263.005 Keith Black 390 hypereutectic piston set is.005 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.010 Keith Black 390 hypereutectic piston set is.010 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.020 Keith Black 390 hypereutectic piston set is.020 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.030 Keith Black 390 hypereutectic piston set is.030 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.050 Keith Black 390 hypereutectic piston set is.050 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.060 Keith Black 390 hypereutectic piston set is.060 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.070 Keith Black 390 hypereutectic piston set is.070 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Keith Black #: KB263.080 Keith Black 390 hypereutectic piston set is.080 oversize and is for 3.438 inch bore. Pistons have a compression of 9.0:1. ...

Replacement 74 inch Knucklehead cylinder and piston kit are honed and pre fitted with 8.5:1 compression cast pistons and rings. Set does not featur...

Replica 74 inch long block Knucklehead with polished rocker boxes parkerized valve cover cups a Linkert bolt manifold the motor sprocket and an 18m...

OEM #: 16483-41, 6-41B Front cylinder fits Knucklehead 1941-1947 74 inch models. Cylinders are for stock bore stock stroke and compression. Cylinde...

OEM #: 16491-41, 7-41B Rear cylinder fits Knucklehead 1941-1947 74 inch models. Cylinders are for stock bore stock stroke and compression. Cylinder...

Diamond Chain #: DMD-428-2RV-74N Diamond primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 74. Fitment: 1994-...

74 Link Primary chain is 428 x 74. Fitment: 1994-2006 FLT

Hastings Rings #: 2M6482 Hastings moly piston ring set is for standard size. Set includes a moly top compression ring and chrome oil rings. Sold as...

Hastings Rings #: 2M6482-005 Hastings moly piston ring set is.005 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...

Hastings Rings #: 2M6482-010 Hastings moly piston ring set is.010 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...

Hastings Rings #: 2M6482-020 Hastings moly piston ring set is.020 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...

Hastings Rings #: 2M6482-030 Hastings moly piston ring set is.030 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...

Hastings Rings #: 2M6482-040 Hastings moly piston ring set is.040 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...

Hastings Rings #: 2M6482-050 Hastings moly piston ring set is.050 oversize. Set includes a moly top compression ring and chrome oil rings. Sold as ...