Engine Kits & Rotating Assemblies

Repair Kit, Top End, 65.97mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000K

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Estimated Ship Date: Today

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

Part Number: NTI-NX-30000-2K

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Estimated Ship Date: Today

Vehicle Maintenance Kit, Complete Engine Maintenance, OE 32 789 02-S, Kohler, Kit

Part Number: RRA-7-09747

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Vehicle Maintenance Kit, Complete Engine Maintenance, OE 24 789 01-S, Kohler, Kit

Part Number: RRA-7-09740

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Vehicle Maintenance Kit, Complete Engine Maintenance, OE 24 789 02-S, Kohler, Kit

Part Number: RRA-7-09741

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Vehicle Maintenance Kit, Complete Engine Maintenance, OE 24 789 03-S, Kohler, Kit

Part Number: RRA-7-09742

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Vehicle Maintenance Kit, Complete Engine Maintenance, OE 16 789 02-S, Kohler, Kit

Part Number: RRA-7-09746

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Vehicle Maintenance Kit, Complete Engine Maintenance, OE 12 789 02-S, Kohler, Kit

Part Number: RRA-7-09748

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-6K

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Repair Kit, Top End, 86.73mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-1K

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Estimated Ship Date: Sep 29, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40008-4K

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Repair Kit, Top End, 85.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-4K

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Repair Kit, Top End, 47.44mm Bore, 8.40 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10081K

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Estimated Ship Date: Sep 25, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3949

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Estimated Ship Date: Sep 22, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3960

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Estimated Ship Date: Sep 22, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3963

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Estimated Ship Date: Sep 22, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3978

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Estimated Ship Date: Sep 22, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-4293

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Repair Kit, Top End, 72.96mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50000-4K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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

Part Number: NTI-NA-50002-4K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Repair Kit, Top End, 84.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-6K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Repair Kit, Top End, 75.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-6K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Repair Kit, Top End, 75.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003K

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Estimated Ship Date: Sep 26, 2025 if ordered today

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