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ATK Chevy 383 Shrt Blk 4Bolt 1PC Forged -16cc Dished SP35

ATK Chevy 383 Shrt Blk 4Bolt 1PC Forged -16cc Dished SP35

Item #22687

ATK SP35 Chevy 383 Short Block 16cc
Quantity: close
Only $3,150.00

• This item ships directly from the manufacturer

• Expected delivery time is 1 – 2 weeks

• Not available in Eastwood Retail Stores

• Order may not be changed or canceled


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The ATK SP35 Chevy 383 Short Block features seasoned 4-bolt main block, forged crankshaft and forged pistons for exceptional withstanding performance. It has a displacement of 383 C.I.D. to generate more power, while the sealed freeze plugs and oil galley plugs avoid leakage.

Short Block Specification

  • Block: Seasoned OE 4 Bolt Main 1pc Seal Roller Block P/S Dipstick
  • Bore/Stroke: 4.040 x 3.750
  • Year Range: 1986-2000
  • Displacement: 383 C.I.D.
  • Crankshaft: Scat 4340 Forged 3.750" Stroke Externally Balanced Rear/Internal Front 1pc.
  • Connecting Rods: Scat 4340 Forged H Beam 5.700" ARP 8740 Bolts
  • Pistons: Forged +16cc Dished With 2 Valve Reliefs
  • Piston Rings: Moly Rings
  • Compression Ratio: 58cc=10.4:1/64cc=9.8:1/70cc=9.2:1
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Freeze Plugs: Brass Installed & Sealed
  • Oil Galley Plugs: Installed & Sealed
  • Weight:285

Every great build needs a solid foundation! For that reason, we take the hard work out of the picture by selling short blocks that are ready for you to complete yourself. Our GM Short Blocks are most commonly packaged as the engine block assembled with Pistons, Piston Rings and Crankshaft installed.

ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty.

Don't forget the engine paint!
Engine Paint

More info...
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ATK High Performance Chevy 383 Stroker Race Series Short Blocks


Engine Information:

• Oil: 10W30
• Harmonic Balancer/Damper: POWERBOND Internally Balanced 8" #PB1046-N
• Flex Plate / Flywheel: Externally Balanced 168 Tooth


2 Year Manufacturer Warranty


Recommended Components:

• Balancer: Internal balance
• Flexplate/Flywheel: External balance (1987-Up 1 piece rear main)
• Head Gasket: .038" thickness or per application
• Oil: 10W30 Non synthetic for first 3000 miles
• Oil Filter: Wix or K&N per application

Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work for their application. Some modifications to the vehicle may be required using these and or other aftermarket parts.

Shipping Instructions

Shipping is free and lift gate will be provided.

Eastwood Offers Free Lifetime Technical Support

Click here for product SDS information

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