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- Engine Kits & Rotating Assemblies
- Pistons & Piston Rings
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- Powersports Piston Rings (17) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
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POLARIS Namura Engines & Components

Showing In Stock Items. Show All 82 Items.

Individual Parts

Part Groups

Results 1 - 25 of 60

Namura Technologies Top-End Repair Kits for 2006-2007 OUTLAW 500, 2003-2007 PREDATOR 500 - NA-50005K

Repair Kit, Top End, 99.150mm Bore, 10.80 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50005K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Piston Rings for 2006-2007 OUTLAW 500, 2003-2007 PREDATOR 500 - NA-50005R

Piston Rings, Powersports, Steel, Gas Nitrided Top, 99.20mm Bore, Polaris, Kit

Part Number: NTI-NA-50005R

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Namura Technologies Piston Rings for 1990-1993 TRAIL BOSS 350L 2X4, TRAIL BOSS 350L 4X4 - NA-50001R

Piston Rings, Powersports, Steel, Gas Nitrided Top, 80.00mm Bore, Polaris, Kit

Part Number: NTI-NA-50001R

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50070-BK1

TOP END REPAIR KIT

Part Number: NTI-NA-50070-BK1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Namura Technologies Top-End Repair Kits NA-50004-6K

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

Part Number: NTI-NA-50004-6K

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Namura Technologies Top-End Repair Kits NA-50080-BK

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

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Estimated Ship Date: Today

Namura Technologies Piston Rings NA-50000R

Piston Rings, Powersports, Steel, Gas Nitrided Top, 72.00mm Bore, Polaris, Kit

Part Number: NTI-NA-50000R

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50002-2K

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

Part Number: NTI-NA-50002-2K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50002-6K

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

Part Number: NTI-NA-50002-6K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Piston Rings NA-50004R

Piston Rings, Powersports, Steel, Gas Nitrided Top, 92.00mm Bore, Polaris, Kit

Part Number: NTI-NA-50004R

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Piston Rings NA-50012-2R

Piston and RING KIT RING KIT

Part Number: NTI-NA-50012-2R

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Piston Rings NA-50012R

Piston and RING KIT RING KIT

Part Number: NTI-NA-50012R

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2008-2019 OUTLAW 50, 2007 PREDATOR 50, 2017-2025 YFZ50 - NA-50015-2K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50015-2K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2008-2019 OUTLAW 50, 2007 PREDATOR 50, 2017-2025 YFZ50 - NA-50015K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50015K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50019-6K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-6K

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50025K

TOP END REPAIR KIT

Part Number: NTI-NA-50025K

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50026-2K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50026-2K

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Piston Rings NA-50026-2R

Piston and RING KIT RING KIT

Part Number: NTI-NA-50026-2R

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50026K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50026K

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50070-CK1

TOP END REPAIR KIT

Part Number: NTI-NA-50070-CK1

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50070K

TOP END REPAIR KIT

Part Number: NTI-NA-50070K

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50080-BK1

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080-BK1

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50080K

Repair Kit, Top End, 79.950mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50080K

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50080K1

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080K1

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Namura Technologies Piston Rings NA-50080R

RING KIT

Part Number: NTI-NA-50080R

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

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