Engine Kits & Rotating Assemblies

Pro LS 4340 Piston and Rod Kit, 359 Cid., 3.780 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR407805

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Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L08012

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00028

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.80 to 1 Compression, KTM, Kit

Part Number: VPX-WR00031

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Estimated Ship Date: Nov 4, 2025 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-076

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 9.20 to 1 Compression, Yamaha, Kit

Part Number: VPX-WR101-135

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 9.20 to 1 Compression, Yamaha, Kit

Part Number: VPX-WR101-136

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-161

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00035

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 10.00 to 1 Compression, Yamaha, Kit

Part Number: VPX-WR00061

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.00 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-032

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 10.20 to 1 Compression, Polaris, Kit

Part Number: VPX-WR101-057

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PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

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Estimated Ship Date: Nov 4, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00123

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Estimated Ship Date: Oct 27, 2025 if ordered today

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BIG BORE KIT

Part Number: CLW-61002-K02

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Gasket Kit BOTTOM END KIT BOTTOM END KIT

Part Number: HRI-CBK0178

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Garage Buddy Engine Rebuild, Bashee

Part Number: WIS-PWR100-655

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Garage Buddy Engine Rebuild, Banshee

Part Number: WIS-PWR100-660

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Estimated Ship Date: Nov 6, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00107

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Estimated Ship Date: Oct 28, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00111

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BOTTOM END KIT Polaris

Part Number: HRI-HR00106

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Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

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Estimated Ship Date: Nov 4, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00109

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BOTTOM END KIT Polaris

Part Number: HRI-HR00116

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BOTTOM END KIT Polaris

Part Number: HRI-HR00121

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Estimated Ship Date: Oct 27, 2025 if ordered today

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