Availability
2012 Engine Kits & Rotating Assemblies
Repair Kit, Top End, 85.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40011-4K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)
Part Number: NTI-FX-10035-BK
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Repair Kit, Top End, 92.47mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50004-2K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Black Wrinkle
Part Number: SSY-910-0221
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Silver
Part Number: SSY-910-0213
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-10090K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
1999+ BT 4.937in 3.937in Bore Cylinder - Wrinkle Black
Part Number: SSY-910-0774
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
S&S Cycle 86-21 Sportster Models High Compression 1250cc Conversion Kit - Wrinkle Black
Part Number: SSY-910-0692
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-20036-4K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cylinder Kit, Forged Piston, Standard Bore, Gaskets, Rings, Yamaha, Motorcycle, Kit
Part Number: CLW-20003-K01
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Dodge, 378 Small Block, Kit
Part Number: SCA-1-48504
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 6.2L LS, Kit
Part Number: ESP-129464030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Modular V8, Kit
Part Number: SCA-1-47802
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 6.2L LS, Kit
Part Number: ESP-129464065
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Engine Rotating Assembly, Balanced, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Modular V8, Kit
Part Number: SCA-1-47802BI
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Rotating Assembly, Callies Compstar Chevrolet LSX 404 Rotating assembly
Part Number: CPI-30006
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Rotating Assembly, Callies Compstar Chevrolet LSX 403 Rotating assembly
Part Number: CPI-30010
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Rotating Assembly, Callies Compstar Gen 3 Hemi 420 Rotating assembly
Part Number: CPI-50001
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Rotating Assembly, Callies Compstar Gen 3 Hemi 424 Rotating assembly
Part Number: CPI-50006
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50012-4K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50014-4K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-10012K
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)
Part Number: NTI-FX-10045-BK2
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cyl. Head Serv. Kit, Honda®, XR 650L, 1993-2018
Part Number: KPM-30-33490
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Complete Engine Rebuild Kit, 1.00mm Over Bore, Stock Stroke, 10.20 to 1 Compression, Polaris, Kit
Part Number: VPX-WR00065
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
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