Engine Kits & Rotating Assemblies

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: Oct 31, 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: Nov 4, 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: Nov 4, 2025 if ordered today

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RE-RING KIT ECO. RINGS

Part Number: FEM-205390-00

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RERING KIT

Part Number: FEM-205-651-00

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

Part Number: FEM-2056879000

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RERING KIT

Part Number: FEM-205-1275M622

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RE-RING KIT

Part Number: FEM-205-642-60

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RE-RING KIT ECO. RINGS

Part Number: FEM-205167-02

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RERING KIT

Part Number: FEM-205-6413-000

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Engine Re-Ring, Moly, 4.030 in. Bore, .010 in. Rod, .030 in. Main, Chevy, Small Block, Kit

Part Number: FEM-205-630M-331

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Engine Re-Ring, Moly, 4.000 in. Bore, .030 in. Rod, .010 in. Main, Ford, 351M, Kit

Part Number: FEM-205-624AM031

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RE-RING KIT

Part Number: FEM-205-6284M632

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Estimated Ship Date: Oct 24, 2025 if ordered today

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

Part Number: FEM-2056345M-021

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Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Chevy, 4.3, Kit

Part Number: FEM-205-6377-00

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Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Chevy, 4.3, Kit

Part Number: FEM-205-6377-000

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Engine Re-Ring, Cast, 4.040 in. Bore, .030 in. Rod, .030 Main, Chevy, Kit

Part Number: FEM-205-130M-433

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Re-Ring Kit Eco. Rings

Part Number: FEM-205-1909

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Engine Re-Ring, Cast, 4 in. Bore, .030 in. Rod, Chevy, Kit

Part Number: FEM-205130-03

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Engine Re-Ring, Cast, 4.000 in. Bore, .030 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: FEM-205130M-032

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Engine Re-Ring, Cast, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit

Part Number: FEM-205130M-033

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RE-RING KIT ECO. RINGS

Part Number: FEM-205134-00

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RE-RING KIT ECO. RNGS. & MAINS

Part Number: FEM-205147M-311

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Engine Re-Ring, Cast, 3.75 in. Bore, .020 in. Rod, AMC, V8, Kit

Part Number: FEM-205117-02

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Estimated Ship Date: Oct 27, 2025 if ordered today

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RE-RING KIT ECO. RINGS

Part Number: FEM-205174-00

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