Availability
Namura Engine Kits & Rotating Assemblies
TOP END REPAIR KIT
Part Number: NTI-NA-20065-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 66.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit
Part Number: NTI-NA-30000-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 101.970mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40012K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40013K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-40015-6K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-40019K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40080-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40080K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-50001-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 80.95mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50001-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50001-6K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 83.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50002-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 82.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50002K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-40002-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 66.94mm Bore, High Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40002-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 66.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40003-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 67.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40003-6K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 65.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40003K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40004-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-40004-6K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40004K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 95.500mm Bore, 8.50 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40007-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-40007-4K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-40007K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Repair Kit, Top End, 84.920mm Bore, 9.10 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40008-2K
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 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