Availability
2009 Engine Kits & Rotating Assemblies
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 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Repair Kit, Top End, 83.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40005-4K
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 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 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NX-10051-2K
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.040 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L04012
Not Yet Reviewed
Cylinder Kit, Forged Piston, Standard Bore, Gaskets, Rings, Yamaha, Motorcycle, Kit
Part Number: CLW-20003-K01
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit
Part Number: NTI-NX-20010K
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 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 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Top End Engine Kits CYL WORKS BIG BORE KIT POLARIS CYL WORKS BIG BORE KIT POLARIS RZR 800
Part Number: CLW-61002-K01
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Modular V8, Kit
Part Number: SCA-1-47804
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
VERTEX COMPLETE ENGINE REBUILD KIT
Part Number: VPX-WR101-092
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44502
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 408 Small Block, Kit
Part Number: SCA-1-44204BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 408 Small Block, Kit
Part Number: SCA-1-44205
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44206BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 403 Small Block, Kit
Part Number: SCA-1-44302
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 403 Small Block, Kit
Part Number: SCA-1-44302BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44402
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44403BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 421 Small Block, Kit
Part Number: SCA-1-44405BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 428 Small Block, Kit
Part Number: SCA-1-44407
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 403 Small Block, Kit
Part Number: SCA-1-44003BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44007
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 403 Small Block, Kit
Part Number: SCA-1-44102BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44106BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
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