Engine Rotating Assemblies & Rebuild Kits

KIT-SBC 434 4.000/4.155

Part Number: MAN-290330

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L8987

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Estimated Ship Date: Today

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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Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L8983

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-023

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Estimated Ship Date: May 18, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L9037

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Estimated Ship Date: Today

Complete Engine Rebuild Kit, 1.50mm Over Bore, Stock Stroke, Yamaha, Kit

Part Number: VPX-WR101-206

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, Yamaha, Kit

Part Number: VPX-WR101-095

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-031

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-175

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Estimated Ship Date: May 18, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L9033

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Estimated Ship Date: Today

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-096

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-022

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-131

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.90 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-140

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-010

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, KTM, Kit

Part Number: VPX-WR101-128

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00047

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, Kawasaki, Kit

Part Number: VPX-WR101-134

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 13.50 to 1 Compression, Kawasaki, Kit

Part Number: VPX-WR101-040

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, KTM, Kit

Part Number: VPX-WR101-154

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.10 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-025

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Estimated Ship Date: May 18, 2026 if ordered today

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Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.50 to 1 Compression, Kawasaki, Kit

Part Number: VPX-WR101-144

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Estimated Ship Date: May 18, 2026 if ordered today

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VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00048

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Estimated Ship Date: May 15, 2026 if ordered today

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Complete Engine Rebuild Kit, 0.50mm Over Bore, Stock Stroke, Kawasaki, Kit

Part Number: VPX-WR00058

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Estimated Ship Date: May 18, 2026 if ordered today

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