2015 Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0702

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8102

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Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R583600512

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit ring, H Bearings

Part Number: SUM-R24368107

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Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58360302

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23630A-1

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Polaris, Kit

Part Number: HRI-CBK0224

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Estimated Ship Date: Apr 15, 2026 if ordered today

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KIT-LS 402 4.000/4.005 18cc DI

Part Number: MAN-28402R

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Estimated Ship Date: Apr 27, 2026 if ordered today

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STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K03

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, KX65, Kit

Part Number: HRI-CBK0100

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 11.30 to 1 Compression, Kawasaki, Suzuki, Kit

Part Number: VPX-WR101-058

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Estimated Ship Date: Apr 24, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926B-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 24, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50015K

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Estimated Ship Date: Apr 27, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-1K

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Estimated Ship Date: Apr 27, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70020K

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015-CK

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, Kit

Part Number: HRI-CBK0207

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Estimated Ship Date: Apr 16, 2026 if ordered today

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STD BORE KIT

Part Number: CLW-10004-K02

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Cylinder Kit, Forged Aluminum, 3.20mm Oversize Bore, for use on Honda®, Set

Part Number: CLW-11007-K01

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Cylinder Kit, Aluminum, 45.00mm Bore, KTM, Set

Part Number: CLW-50005

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 81mm Bore, for use on Honda®, Motorcycle, Kit

Part Number: CLW-11001-K01

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Estimated Ship Date: Apr 27, 2026 if ordered today

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STD BORE KIT HI COMP

Part Number: CLW-10001-K01HC

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Estimated Ship Date: Apr 27, 2026 if ordered today

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TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC22983A

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Estimated Ship Date: Apr 27, 2026 if ordered today

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TOP END KIT FORGED 77.96/STD 11:1 HUSQ/KTM

Part Number: NTI-FX-70090K

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Estimated Ship Date: Apr 27, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40085-CK

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Estimated Ship Date: Apr 27, 2026 if ordered today

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