Engine Kits & Rotating Assemblies

Racing Spring Kit, HT Steel, 0.520" Lift, Indian®, Challengers (All), 2020-2023

Part Number: KPM-82-85000

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86000

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, HT Steel, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86010

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.70 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10025K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-BK

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Estimated Ship Date: Oct 20, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70050-BK

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10026K1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10027K

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Estimated Ship Date: Oct 20, 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: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 75.47mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-4K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 88.95mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10004K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 78.46mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 68.45mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-3K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20036-6K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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

Part Number: NTI-FX-40045K

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025KA

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Estimated Ship Date: Oct 20, 2025 if ordered today

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PISTON, B-SIZE, 2012-2020

Part Number: MOP-68165766AB

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Cover-Gear

Part Number: PWD-792748

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Engine Re-Ring, Cast, 4.040 in. Bore, .010 in. Rod, .010 in. Main, Ford, 351W, Kit

Part Number: FEM-205-1116M411

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Moly, 4.155 in. Bore, .020 in. Rod, .020 in. Main, Chevy, 400, Kit

Part Number: FEM-205-6282M322

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Moly, 3.875 in. Bore, Standard Rod, Standard Main, Chevy, 250, Kit

Part Number: FEM-205614M-000

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Moly, 4.030 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: FEM-205630M-333

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Moly, 4.020 in. Bore, Standard Rod, Standard Main, Ford, 302, Kit

Part Number: FEM-2056345M-200

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Cast, 3.75 in. Bore, Standard Rod, AMC, V8, Kit

Part Number: FEM-205117-00

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Estimated Ship Date: Oct 21, 2025 if ordered today

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