Engine Kits & Rotating Assemblies

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: Aug 25, 2025 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: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 90.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-2K

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 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: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 68.70mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-1K

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Special Order

TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40033K

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50081-BK

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-10035K

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013K

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

RE-RING KIT

Part Number: FEM-205890000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 3.875 in. Bore, Standard Rod, Jeep, 4.0, Kit

Part Number: FEM-2056879000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RE-RING KIT

Part Number: FEM-2051379M000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RERING KIT

Part Number: FEM-205-6372M000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RE RING KIT 4.3L

Part Number: FEM-2051021M-000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 4.000 in. Bore, .020 in. Rod, .010 in. Main, Ford, 5.0L, Kit

Part Number: FEM-2056345M-021

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Re-Ring Kit Eco. Rings

Part Number: FEM-205-1909

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 4.000 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 4.3L, V6, Kit

Part Number: FEM-2056020M-011

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RERING KIT

Part Number: FEM-205-6287M622

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Moly, 89.00mm Bore, Standard Rods/Mains, Chevy, GMC Truck, 2.2L, Kit

Part Number: FEM-205-6413M000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RERING KIT

Part Number: FEM-205-1275M622

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

RE-RING KIT

Part Number: FEM-205-642-60

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Free Shipping
• Special Order

ENGINE KIT

Part Number: FEM-205-716M311

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Cast, 4.030 in. Bore, Standard Rods, Standard Mains, Chevy, V6 4.3L, Kit

Part Number: FEM-205-6505M300

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

RE-RING KIT

Part Number: FEM-2051367M-000

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order

Engine Re-Ring, Cast, 3.910 in. Bore, Standard Rod, .010 in. Main, Dodge, 318, Kit

Part Number: FEM-205717M-001

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Free Shipping
• Special Order