Engine Rotating Assemblies & Rebuild Kits

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

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

Part Number: NTI-NA-50080-BK

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-B116104500

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B13001E030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

ROTATING ASSEMBLY

Part Number: ESP-129364070

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

HD IN-FRAME KIT

Part Number: CLE-4685133STD

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4805021STD

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ROTATING ASSEMBLY

Part Number: CPI-KV1291H-CS

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4565031STD

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HD IN-FRAME KIT

Part Number: CLE-4565050STD

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, Yamaha, YFM700, YFM700R, Kit

Part Number: HRI-CBK0114

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Kit, Forged Piston, Standard Bore, for use on Honda®, 10.00 to 1 Compression Ratio, Kit

Part Number: CLW-10009-K01

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rebuild Kit, Complete Bottom End, KTM, 250 SX-F, Kit

Part Number: HRI-CBK0071

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 82.46mm Bore, 9.00 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit

Part Number: NTI-NA-30010-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 92.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008-4K1

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Repair Kit, Top End, 101.970mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40019-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 53.940mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 89.97mm Bore, 11.30 to 1 Compression Ratio, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: NTI-NA-30002-BK

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

TOP END REPAIR KIT

Part Number: NTI-NA-40019-4K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 47.500mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40008-2K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order

Repair Kit, Top End, 73.95mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10005K

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Special Order