Availability
Engine Rotating Assemblies & Rebuild Kits
TOP END REPAIR KIT
Part Number: NTI-NX-30080-BK
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-11001K
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT
Part Number: NTI-NA-20005-4K1
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Repair Kit, Top End, 92.46mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10008-2K1
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R244006521
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Kit, Forged Aluminum, Standard Bore, Yamaha, Set
Part Number: CLW-20104-K01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R5836L0302
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR360402
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cyl. Head Serv. Kit, Kawasaki®, KX250F, 2004-2006
Part Number: KPM-40-41500
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rebuild Kit, Complete Bottom End, for use on Honda®, Kit
Part Number: HRI-CBK0043
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Vertex Top-End Piston Kits for 2003-2005 200 EXC, 2006-2009 200 XC, 2006-2016 200 XC-W - VTK22926B-1
Vertex Top-End Piston Kits for 2003-2005 200 EXC, 2006-2009 200 XC, 2006-2016 200 XC-W - VTK22926B-1
VERTEX TOP END PISTON KIT
Part Number: VPX-VTK22926B-1
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
TOP END KIT FR WITH CAM CHAIN
Part Number: VPX-VTKTC23311B
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R58408205
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rebuild Kit, Complete Bottom End, Polaris, 800, Kit
Part Number: HRI-CBK0123
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit
Part Number: SCA-1-45310
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Kit, Dish-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 357, Kit
Part Number: SES-3484111000
Not Yet Reviewed
Cannot be shipped Internationally
Cannot be shipped Internationally
Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit ring, H Bearings
Part Number: SUM-R2436L0002
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NX-30004K
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Repair Kit, Top End, 66.35mm Bore, 8.60 to 1 Compression Ratio, Suzuki, Kit
Part Number: NTI-NX-30024K
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50006K
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Yamaha, Kit
Part Number: HRI-CBK0088
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
BOTTOM END KIT Kawasaki SUZ
Part Number: HRI-CBK0049
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Stroker Crank, Kawasaki, Kit
Part Number: HRI-CBK0157
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450X, Kit
Part Number: HRI-CBK0105
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NX-40025-BKA
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
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