BB Chevy 540-588 Short Blocks, Short Deck

CNC-Motorsports, has quickly raised the bar to a new level in offering high quality short blocks at an affordable price. Our short blocks have become a huge hit among racers and performance enthusiast all over the world. We have the ability to custom build you just about any combination the way you want it. All our short blocks are 100% machined, CNC Machined and blue-printed to our race wining specs. We never cut corners like others just to lessen the price.

We literally have hundreds of short block options we can offer. We have listed the most common set ups. Please call us if your looking for something not listed and we will be more than happy to give you a quote.

Items 1 to 15 of 101 total

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  1. CNC Deluxe Competition BB Chevy 582 Dart Short Block, Eagle Crank, Diamond 14.0:1 Pistons

    CNC Deluxe Competition BB Chevy 582 Dart Short Block, Eagle Crank, Diamond 14.0:1 Pistons

    $6,999.95

    Part Number: CNC-9799-E-Deluxe

    Manufacturer: CNC-Motorsports

    BB Chevy 582, Dart Block, Eagle 4340 Forged Steel 4.375 Crankshaft, Eagle 6.535 H Beam Rods, Diamond 14.0:1 Dome Pistons, Moroso Oil Pan, ATI Balancer, Roller Cam
  2. CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 8.2:1 Pistons

    CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 8.2:1 Pistons

    $4,769.95

    Part Number: CNC-9789-S

    Manufacturer: CNC-Motorsports

    BB Chevy 555, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 8.0:1 Dish Pistons
  3. CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 8.0:1 Pistons

    CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 8.0:1 Pistons

    $4,759.95

    Part Number: CNC-9788-S

    Manufacturer: CNC-Motorsports

    BB Chevy 540, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 8.0:1 Dish Pistons
  4. CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, Diamond 9.3:1 Pistons

    CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, Diamond 9.3:1 Pistons

    $4,699.95

    Part Number: CNC-9787-S

    Manufacturer: CNC-Motorsports

    BB Chevy 565, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 9.3:1 Flat Top Pistons
  5. CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 9.2:1 Pistons

    CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 9.2:1 Pistons

    $4,699.95

    Part Number: CNC-9786-S

    Manufacturer: CNC-Motorsports

    BB Chevy 555, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 9.2:1 Flat Top Pistons
  6. CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 9.0:1 Pistons

    CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 9.0:1 Pistons

    $4,699.95

    Part Number: CNC-9785-S

    Manufacturer: CNC-Motorsports

    BB Chevy 540, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 9.0:1 Flat Top Pistons
  7. CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, JE 14.7:1 Nitrous Pistons

    CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, JE 14.7:1 Nitrous Pistons

    $4,789.95

    Part Number: CNC-9784-S

    Manufacturer: CNC-Motorsports

    BB Chevy 565, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, JE 14.7:1 Nitrous Dome Pistons
  8. CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, JE 14.5:1 Nitrous Pistons

    CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, JE 14.5:1 Nitrous Pistons

    $4,769.95

    Part Number: CNC-9783-S

    Manufacturer: CNC-Motorsports

    BB Chevy 555, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, JE 14.5:1 Nitrous Dome Pistons
  9. CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, JE 14.2:1 Nitrous Pistons

    CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, JE 14.2:1 Nitrous Pistons

    $4,749.95

    Part Number: CNC-9782-S

    Manufacturer: CNC-Motorsports

    BB Chevy 540, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, JE 14.2:1 Nitrous Dome Pistons
  10. CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, JE 13.6:1 Pistons

    CNC Competition BB Chevy 565 Dart Short Block, Scat Crank, JE 13.6:1 Pistons

    $4,799.95

    Part Number: CNC-9781-S

    Manufacturer: CNC-Motorsports

    BB Chevy 565, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, JE 13.6:1 Dome Pistons
  11. CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, JE 13.4:1 Pistons

    CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, JE 13.4:1 Pistons

    $4,799.95

    Part Number: CNC-9780-S

    Manufacturer: CNC-Motorsports

    BB Chevy 555, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, JE 13.4:1 Dome Pistons
  12. CNC Competition BB Chevy 565 Dart Short Block, Eagle Crank, Diamond 8.1:1 Pistons

    CNC Competition BB Chevy 565 Dart Short Block, Eagle Crank, Diamond 8.1:1 Pistons

    $4,799.95

    Part Number: CNC-9790-S

    Manufacturer: CNC-Motorsports

    BB Chevy 565, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 8.1:1 Dish Pistons
  13. CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 13.4:1 Nitrous Pistons

    CNC Competition BB Chevy 540 Dart Short Block, Scat Crank, Diamond 13.4:1 Nitrous Pistons

    $4,899.95

    Part Number: CNC-9791-S

    Manufacturer: CNC-Motorsports

    BB Chevy 540, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 13.4:1 Nitrous Dome Pistons
  14. CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 13.4:1 Nitrous Pistons

    CNC Competition BB Chevy 555 Dart Short Block, Scat Crank, Diamond 13.4:1 Nitrous Pistons

    $4,899.95

    Part Number: CNC-9792-S

    Manufacturer: CNC-Motorsports

    BB Chevy 555, Dart Block, Scat 4140 Forged Steel 4.250 Crankshaft, Scat 6.385 H Beam Rods, Diamond 13.7:1 Nitrous Dome Pistons
  15. CNC Deluxe Competition BB Chevy 582 Dart Short Block, Compstar Crank, Diamond 14.0:1 Pistons

    CNC Deluxe Competition BB Chevy 582 Dart Short Block, Compstar Crank, Diamond 14.0:1 Pistons

    $7,369.95

    Part Number: CNC-9799-CS-Deluxe

    Manufacturer: CNC-Motorsports

    BB Chevy 582, Dart Block, Compstar 4340 Forged Steel 4.375 Crankshaft, Compstar 6.535 H Beam Rods, Diamond 14.0:1 Dome Pistons, Moroso Oil Pan, ATI Balancer, Roller Cam

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