Engine Kits & Rotating Assemblies

Engine Re-Ring, Moly, 4.000 in. Bore, .020 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: FEM-205630M-023

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-205630M-300

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-205630M-310

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: FEM-205630M-312

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: FEM-205630M-313

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-033

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, 4.040 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-423

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, 4.040 in. Bore, .030 in. Rod, .010 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-431

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, 4.040 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-433

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22863B-1

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926C

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23429CD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23630A-1

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END PISTON KIT

Part Number: VPX-VTK23928B-3

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23311B

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Oversize $6.99
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24258

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX PISTON KT HC FORGED

Part Number: VPX-23833A

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, for use on Honda®, CR85R, CR85RB Expert, Kit

Part Number: HRI-CBK0104

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025KA

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-40026-BKA

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026K

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026KA

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Special Order

TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029-BK3

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010K

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order