Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4007021

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pro LS 4340 Rotating Assembly, 364 Cid., 4.000 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-R583600012

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR3624125

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R583603012

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Rebuild, Hypereutectic Flat, 4 in. Bore, .020 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: FEM-CSMHP762-022

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22991A

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22995B

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23140C

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23127B

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC23623B

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 8.80 ro 1 Compression, for use on Honda®, Kit

Part Number: VPX-WR00007

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00011

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00017

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: VPX-WR00031

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00035

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00048

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00069

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00071

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00073

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

QB FULL TOP END SET

Part Number: QDB-56-3902

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

Top End Engine Kits CYL WORKS STD BORE POWER VALVE CYL WORKS STD BORE POWER VALVE YZ250 '99-15

Part Number: CLW-CW-PV-K01

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0145

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT, STD

Part Number: CLE-4595434STD

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4595442STD

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4595518STD

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order