2010 Engine Kits & Rotating Assemblies

Pro LS 4340 Piston and Rod Kit, 383 Cid., 3.903 bore, 4.000 stroke, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR4090316

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 383 Cid., 3.903 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR409035

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360402

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0802

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8202

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8207

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L8987

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244007521

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod,12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243600512

Not Yet Reviewed

Estimated Ship Date: Tomorrow

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00047

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR00063

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 13.20 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR101-024

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-046

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22584B-2

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22803B

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR101-216

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR101-051

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23562B

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC23623B

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FORGED BIG BORE KIT 79.97

Part Number: VPX-23653B

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR101-053

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-055

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR101-067

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 13.40 to 1 Compression, Suzuki, Kit

Part Number: VPX-WR101-074

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order