Availability
2013 Powersports Piston and Ring Kits
Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.A
Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.A
ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.95mm)
Part Number: PXR-01-2429-A
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.C
Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.C
ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.97mm)
Part Number: PXR-01-2429-C
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.96mm)
Part Number: PXR-01-3420-A
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.98mm)
Part Number: PXR-01-3420-C
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
ProX Pstn Kit DR-Z400 '00-21/LT-Z400 '03-18 12.2:1 (89.97mm)
Part Number: PXR-01-3420-B
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)
Part Number: NTI-FX-10035K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 86.48mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10043K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-20040-4K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50012-BK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-10043-1K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50081K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50090K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-20085-CK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-20010-CK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-90000K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 89.98mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10043-2K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50026-2K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 84.96mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit
Part Number: NTI-NA-20075K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-50025-2K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 53.950mm Bore, 10.70 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40009K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-70020-CK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)
Part Number: NTI-FX-40033-BK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, NAMURA PISTON KIT
Part Number: NTI-NA-50081
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
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: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50090-BK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
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