Availability
Powersports Piston and Ring Kits
Repair Kit, Top End, 78.71mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10007-1K
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit
Part Number: UEM-KB295-005
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit
Part Number: UEM-KB295-010
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit
Part Number: UEM-KB295-040
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.915 in. Bore, Indian, 9.80:1 Compression Ratio, Kit
Part Number: UEM-KB412-040
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
ProX Piston Kit YZ85 '02-22 (47.45mm)
Part Number: PXR-01-2114-B
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-30080-BK
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-40000-CK1
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-40025-BK
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Repair Kit, Top End, 69.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit
Part Number: NTI-NA-30001-4K
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-70050-BK
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
ProX Piston Kit Yamaha YZ125 '94-96 (53.94mm)
Part Number: PXR-01-2215-A
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
ProX Piston Kit YZ250 '88-90 + WR250R '88-89 (68.50mm)
Part Number: PXR-01-2314-050
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
ProX Piston Kit PW80 '83-06 -3E5- (48.00mm)
Part Number: PXR-01-2008-100
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
PISTON KIT NIKASIL CYL 66.37/+0.02 11:1 KAW
Part Number: NTI-NX-20025-C
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-10025K
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-30050-2K1
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-20080K1
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Repair Kit, Top End, 53.940mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40000K
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
ProX Piston Kit RMX250 '89-00 (66.94mm)
Part Number: PXR-01-3311-B
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
ProX Piston Kit TRX250R '87-89 2-Stroke (66.50mm)
Part Number: PXR-01-1300-050
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-20085-BK
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Repair Kit, Top End, 53.940mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NX-10000K2
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
TOP END KIT 43.44/STD 11:1 YAM
Part Number: NTI-NX-40097K
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Repair Kit, Top End, 53.960mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NX-10000-CK
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster