Engine Kits & Rotating Assemblies

Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, .010 in. Main, Ford, 5.0L, Kit

Part Number: FEM-2056254M-311

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Cast, 3.910 in. Bore, Standard Rod, Dodge, 318, Kit

Part Number: FEM-205717-01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 3.736 in. Bore, Standard Rod, Chevy, 305, Kit

Part Number: FEM-205-6272000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 3.736 in. Bore, Standard Rod, Chevy, 305, Kit

Part Number: FEM-205-627000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 3.736 in. Bore, Standard Rod, Standard Main, Chevy, 305, Kit

Part Number: FEM-205-6270M000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 4.000 in. Bore, .010 in. Rod, Ford, 5.0L, Kit

Part Number: FEM-2056115-01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Moly, 3.910 in. Bore, Standard Rod, Dodge, 318, Kit

Part Number: FEM-205-717

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Cast, 3.736 in. Bore, Standard Rod, Standard Main, Chevy, 305, Kit

Part Number: FEM-2051026M-000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Cast, 4.000 in. Bore, Standard Rod, Ford, 351W, Kit

Part Number: FEM-2051116-00

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Re-Ring, Cast, 4 in. Bore, .010 in. Rod, .010 in. Mains, Ford, 351W, Kit

Part Number: FEM-205261M-011

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

RE-RING KIT ECO. RINGS

Part Number: FEM-205217-03

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

QB FULL TOP END SET

Part Number: QDB-56-4293

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 84.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 86.98mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-2K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 83.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-4K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 79.950mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50080K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50081K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50070K1

Not Yet Reviewed

Estimated Ship Date: Feb 23, 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: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22809B

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-10042-4K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-20031-BK1

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 76.950mm Bore, 13.50 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20031K

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NX-20030-BK

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order