1999 Engine Kits & Rotating Assemblies

Repair Kit, Top End, 71.96mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000K

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-11001K

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Repair Kit, Top End, 74.950mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-4K

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Repair Kit, Top End, 54.000mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20000K

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NX-20000-BK

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Repair Kit, Top End, 72.46mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-2K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Repair Kit, Top End, 74.450mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10002-2K

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Repair Kit, Top End, 75.95mm Bore, 8.20 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20000K

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Estimated Ship Date: Dec 9, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40019-2K

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Repair Kit, Top End, 53.960mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-CK

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Estimated Ship Date: Dec 9, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40008K

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Gaskets, Top End Set, Honda, ATV, Motorcycle, Kit

Part Number: CPG-C7825

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Repair Kit, Top End, 54.50mm, Suzuki, Kit

Part Number: NTI-NX-30000-2K

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Estimated Ship Date: Tomorrow

Repair Kit, Top End, 83.500mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006-2K

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Estimated Ship Date: Tomorrow

Repair Kit, Top End, 93.47mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-6K

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Estimated Ship Date: Tomorrow

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TOP END REPAIR KIT

Part Number: NTI-NA-30080-2K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Repair Kit, Top End, 82.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005K

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Estimated Ship Date: Tomorrow

Competition, Standard Weight Forged Rotating Assembly

Part Number: SCA-1-41839BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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S&S 98 BIG BORE KIT BLK

Part Number: SSY-910-0481

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Estimated Ship Date: Tomorrow

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BALANCD STREET & STRIP ASSY CHEV 350 1PC

Part Number: ESP-B13304L04053

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Estimated Ship Date: Tomorrow

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ROTATING ASSEMBLY

Part Number: ESP-129364070

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Estimated Ship Date: Tomorrow

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Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R584090316

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Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58409035

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Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360052

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Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

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Estimated Ship Date: Tomorrow