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-1244-CS PART NUMBER
SB Chevy 406 Compstar Comet Rotating Assembly - 11.7:1 Mahle Flat Top Pistons, Balanced$2,922.95
SB Chevy, Compstar Comet 4340 Forged lightweight Crankshaft 3.750 Stroke, 350 Main, 6.000 H Beam Rods, Mahle -5cc Flat Top Pistons, 2-PC Seal Learn More -
CNC-1245-CS PART NUMBER
SB Chevy 406 Compstar Comet Rotating Assembly - 14.5:1 Mahle Dome Pistons$2,890.95
SB Chevy, Compstar Comet 4340 Forged lightweight Crankshaft 3.750 Stroke, 350 Main, 6.000 H Beam Rods, Mahle 11cc Dome Pistons, 2-PC Seal Learn More -
CNC-1246-CS PART NUMBER
CNC SB Chevy 406 Compstar Comet Rotating Assembly - 13.1:1 Mahle Dome Pistons$2,890.95
SB Chevy, Compstar Comet 4340 Forged lightweight Crankshaft 3.750 Stroke, 350 Main, 6.000 H Beam Rods, Mahle 4cc Dome Pistons, 2-PC Seal Learn More -
CNC-1248-CS PART NUMBER
CNC SB Chevy 406 Compstar Comet Rotating Assembly - 10.4:1 Mahle Dish Pistons$2,891.95
SB Chevy, Compstar Comet 4340 Forged lightweight Crankshaft 3.750 Stroke, 350 Main, 6.000 H Beam Rods, Mahle -16cc Dish Pistons, 2-PC Seal Learn More -
SCA-1-92102 PART NUMBER
Scat 1-92102 SB Chevy 400 Street Performance Rotating Assembly - 9.8:1 Keith Black Dish Pistons$1,345.95
Rotating Assembly, Scat 9000 Cast Crankshaft 3.750 Stroke, 400 Main, Scat 5.700 I-Beam Rods, Keith Black Hypereutectic -22cc Dish Pistons, 2-PC Rear Seal
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ESP-35150 PART NUMBER
Eagle 35150 SB Chevy 400 Pro Rotating Assembly, -36cc JE Dish Pistons, 350 MainsSpecial Price $2,931.95 Regular Price $2,991.95
Small Block Chevy 400 Rotating Assembly Kit, Eagle 4340 Forged steel Crankshaft, 3.750 Stroke, 350 Main, Eagle 5.700 H-Beam Rods, JE 2618 Forged -36cc Dish Pistons, 2-PC Rear Seal, Performance Rings and Bearings Included Learn More -
ESP-35160 PART NUMBER
Eagle 35160 SB Chevy 400 Pro Competition Rotating Assembly, -28cc JE Dish Pistons, 350 MainsSpecial Price $2,931.95 Regular Price $2,991.95
Small Block Chevy 400 Pro Competition Rotating Assembly Kit, Eagle 4340 Forged steel Crankshaft, 3.750 Stroke, 350 Main, Eagle 6.000 H-Beam Rods, JE 2618 Forged -28cc Dish Pistons, 2-PC Rear Seal, Performance Rings and Bearings Included
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ESP-35510 PART NUMBER
Eagle 35510 SB Chevy 400 Pro Rotating Assembly, 10.8cc JE Dome Pistons, 350 MainsSpecial Price $2,956.95 Regular Price $3,016.95
Small Block Chevy 400 Rotating Assembly Kit, Eagle 4340 Forged Steel Crankshaft, 3.750 Stroke, 350 Main, Eagle 6.000 H-Beam Rods, JE 2618 Forged +10.8cc Dome Pistons, 2-PC Rear Seal, Performance Rings and Bearings Included Learn More -
ESP-35500 PART NUMBER
Eagle 35500 SB Chevy 400 Pro Rotating Assembly, 5.6cc JE Dome Pistons, 350 MainsSpecial Price $2,956.95 Regular Price $3,016.95
Small Block Chevy 400 Pro Rotating Assembly Kit, Eagle 4340 Forged Steel Crankshaft, 3.750 Stroke, 350 Main, Eagle 6.000 H-Beam Rods, JE 2618 Forged +5.6cc Dome Pistons, 2-PC Rear Seal, Performance Rings and Bearings Included
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CS-400-CPD PART NUMBER
Compstar SB Chevy 400 Balanced Assembly, CP Pistons 13.0:1 Dome$3,044.95
SB Chevy 400, Compstar Crankshaft 3.750 Stroke, 350 or 400 Main, Compstar 6.000 H Beam Rods, CP Pistons +5cc Dome, Rings, Bearings, Balanced Assembly Learn More