CNC-Motorsports offers the best selection of Small Block Chevy 400 406 rotating assembly kits. We offer street kits with pump gas pistons to wild fully forged lightweight rotating assembly kits to meet your racing needs. We offer quality name brands such as; Eagle, Scat, Callies, Compstar, Crower, Lunati, JE/SRP, Diamond, Wiseco, Mahle CP and Keith Black to name a few. CNC-Motorsports can customize any stroker kit to meet your specific needs. All balanced rotating assembly kits are completed in house by CNC-Motorsports. If you don’t see the rotating assembly kit you're wanting feel free to call or email our experienced staff today.
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CNC-1125-MR PART NUMBER
CNC SB Chevy 400 Molnar Rotating Assembly - 10.3:1 SRP Professional Dish Pistons$2,999.95
SB Chevy, Molnar 4340 Forged Crankshaft 3.750 Stroke, 350 or 400 Main, 6.000 H Beam Rods, SRP Professional -16cc Dish Pistons, 2-PC Seal
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CNC-1130-MR PART NUMBER
CNC SB Chevy 400 Molnar Rotating Assembly - 10.3:1 SRP Dish Pistons$2,899.95
SB Chevy, Molnar 4340 Forged Crankshaft 3.750 Stroke, 350 or 400 Main, 6.000 H Beam Rods, SRP -16cc Dish Pistons, 2-PC Seal
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CNC-1146-MR PART NUMBER
CNC SB Chevy 400 Molnar Rotating Assembly - 9.2:1 JE Dish Pistons$3,250.95
SB Chevy, Molnar 4340 Forged Crankshaft 3.750 Stroke, 350 or 400 Main, 6.000 H Beam Rods, JE -28cc Dish Pistons, 2-PC Seal
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CNC-1204-MR PART NUMBER
CNC SB Chevy 400 Molnar Rotating Assembly - 9.7:1 Diamond Dish Pistons$3,399.95
SB Chevy, Molnar 4340 Forged Crankshaft 3.750 Stroke, 350 or 400 Main, 6.000 H Beam Rods, Diamond -22cc Dish Pistons, 2-PC Seal
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