Products

Keith Black #: KB258.005 Keith Black flat top piston set is.005 oversize with an 8.6:1 compression ratio for 1984-up Big Twin Evolution models. The...

Replacement 80 inch Evolution piston kit. Pistons are standard size. Our kit includes 2 cast alloy pistons Hasting ring set wrist pins and circlips...

Replacement 80 inch Evolution piston kit. Pistons are.010 over size. Our kit includes 2 cast alloy pistons Hasting ring set wrist pins and circlips...

Replacement 80 inch Evolution piston kit. Pistons are.020 over size. Our kit includes 2 cast alloy pistons Hasting ring set wrist pins and circlips...

Replacement 80 inch Evolution piston kit. Pistons are.030 over size. Our kit includes 2 cast alloy pistons Hasting ring set wrist pins and circlips...

Keith Black #: KB305.030 Keith Black piston set is.030 oversize and is for a 3.498 inch bore. Piston set has compression ratio of 9.6:1 and include...

Replacement 80 inch Evolution piston kit. Pistons are.040 over size. Our kit includes 2 cast alloy pistons Hasting ring set wrist pins and circlips...

Hastings Rings #: 2M6164S Hastings moly piston ring set is for a 3-1/2 inch bore and is standard size. Features moly top compression rings with a s...

Hastings Rings #: 2M6164-005 Hastings moly piston ring set is for a 3-1/2 inch bore and is.005 oversize. Features moly top compression rings with a...

Hastings Rings #: 2M6164-010 Hastings moly piston ring set is for a 3-1/2 inch bore and is.010 oversize. Features moly top compression rings with a...

Hastings Rings #: 2M6164-020 Hastings moly piston ring set is for a 3-1/2 inch bore and is.020 oversize. Features moly top compression rings with a...

Hastings Rings #: 2M6164-030 Hastings moly piston ring set is for a 3-1/2 inch bore and is.030 oversize. Features moly top compression rings with a...

Hastings Rings #: 2M6164-040 Hastings moly piston ring set is for a 3-1/2 inch bore and is.040 oversize. Features moly top compression rings with a...

3-hole finned derby cover features a chrome finish. Order gasket and screws separately. Fitment: 1970-1984 FL 1986-1998 FLST 1979-1998 FLT 1...

OEM #: 25426-80 Polished 80 inch finned derby cover. Order gasket and screws separately. Fitment: 1970-1984 FL 1986-1998 FLST 1979-1998 FLT ...

80 inch Flathead side valve engine plaque measures 18 inch X 24 inch. Features 80 inch UL engine in detail on steel. Fitment: 0 All

Assembled and tested for oil pressure. Includes all components pictured. Assembly is for use with 1965-1969 transmission. Includes an OKO 1-7/8 inc...

Keith Black #: KB297.STD The Keith Black 390 hypereutectic 3.5 inch bore piston set has a 8.3:1 compression ratio and is standard size. Piston set ...

Keith Black #: KB288.010 Keith Black dome piston set is.010 oversize with a 7.2:1 compression ratio for 1980-1984 80 inch Shovelhead models. The Ke...

Keith Black #: KB297.010 The Keith Black 390 hypereutectic 3.5 inch bore piston set has a 8.3:1 compression ratio and is oversize.010. Piston set a...

Keith Black #: KB288.020 Keith Black dome piston set is.020 oversize with a 7.2:1 compression ratio for 1980-1984 80 inch Shovelhead models. The Ke...

Keith Black #: KB297.020 The Kieth Black 390 hypereutectic 3.5 inch bore piston set has a 8.3:1 compression ratio and is oversize.020. Piston set a...

Keith Black #: KB297.040 Keith Black piston set is.040 oversize and is for a 3.498 inch bore. Piston set has a compression of 8.3:1 and includes ri...

Piston set 3-1/2 inch bore.010 oversize has a compression of 7:1. Set includes Hasting 3 piece rings 2 wrist pins and 4 circlips. **Note: Run engin...