Availability
Powersports Top End Engine Kits
Piston/Spring Kit, 0.440" Lift, Polaris®, Predator/Outlaw 500, 2003-2007
Part Number: KPM-82-83250
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Cyl. Head Serv. Kit, Polaris®, Predator/Outlaw 500, 2003-2007
Part Number: KPM-82-83200
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
ProX Top End Kit BRP 850 ETEC '17-24
Part Number: PXR-11-5857-000
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2026 if ordered today
Estimated Ship Date: Nov 4, 2026 if ordered today
ProX Top End Kit 800R PTEK '08-14
Part Number: PXR-11-5808-000
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2026 if ordered today
Estimated Ship Date: Nov 4, 2026 if ordered today
ProX Top End Kit 593HO MXZ600 '03-09
Part Number: PXR-11-5600-000
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Cyl. Head Serv. Kit, Suzuki®, LT-Z/D-RZ 400, 2000-2019
Part Number: KPM-60-61790
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
2017 M8 Models 128in Oil Cooled Power Pack w/ Chrome Pushrod Tubes w/o Highlight
Part Number: SSY-310-1105C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 124in CI Oil Cooled Power Pack w Black Pushrod Tubes w/o Highlight
Part Number: SSY-310-1057C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 Models 4.320in Bore 550G Cam Power Pack - Black Granite w/ Highlight
Part Number: SSY-310-1236C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 132in Power Pack w/ Chrome Pushrod Tubes & Gear Drive Cam - Black w/o Highlight
Part Number: SSY-310-1234C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 132in Power Pack w/ Chrm Pushrod Tubes & Cam Chain - Blk Granite w/ Highlight
Part Number: SSY-310-1237C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 Models 4.250in Bore 550C Cam w/ Chrome Pushrods Power Pack - Black w/ Highlight
Part Number: SSY-310-1050C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 4.250in Bore 550C Cam w/ Chrome Pushrods Power Pack - Black Granite w/ Highlight
Part Number: SSY-310-1107C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017+ M8 4.250in Bore 550G Cam w/ Chrome Pushrods Power Pack - Black Granite w/ Highlight
Part Number: SSY-310-1108C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
2017 M8 132in Power Pack w/ Chrome Pushrod Tubes & Cam Chain Tensioners - Blk w/ Highlight
Part Number: SSY-310-1231C
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
Racing Spring Kit, Titanium, 0.430" Lift, Yamaha®, YXZ1000R, 2016-2023
Part Number: KPM-80-82900
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Yamaha®, Various 450'S, 2006-2020
Part Number: KPM-80-82060
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Yamaha®, Various 700'S, 2006-2020
Part Number: KPM-80-82080
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Suzuki®, RM-Z250, 2010-2017
Part Number: KPM-60-61600
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Honda®, CRF 450R/RX/WE, 2017-2020
Part Number: KPM-30-33330
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Honda®, CRF 250R, 2008-2009
Part Number: KPM-30-33440
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Cyl. Head Serv. Kit, Honda®, TRX 400X/EX, 1999-2014
Part Number: KPM-30-33460
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Racing Spring Kit, HT Steel, 0.630" Lift, Harley-Davidson®, Milwaukee-Eight, 2017-'24
Part Number: KPM-20-23850
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Racing Spring Kit, HT Steel, 0.520" Lift, Indian®, Challengers (All), 2020-2023
Part Number: KPM-82-85000
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Racing Spring Kit, HT Steel, 0.430" Lift, Yamaha®, YXZ1000R, 2016-2023
Part Number: KPM-80-82950
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
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