ATK Chevy 383 CI Short Block Forged Piston Flat Top SP52 Engine

Item #22713

ATK Chevy 383 CI Short Block Forged Piston Flat Top SP52 Engine
SP52 ATK Chevy 383 CI Short Block Forged Piston Flat Top
* ** FREE SHIPPING on ATK Engines. This item ships directly from the manufacturer and is not available for store pickup. Some engines are made-to-order or can be backordered. Delivery can be delayed up to 5 to 6 weeks but typically ship within 2 weeks.
$2,194.49
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Get the tire-squealing torque power from your ride by using this ATK SP52 Chevy 383 CI Short Block. It is an ideal choice for hardcore rides, as it produces high horsepower and twist needed to run high muscle machines. This short block is machined, balanced and blueprinted with bulletproof bottom end.

Engine Specifications:

  • 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 Nodular Iron 3.750" Stroke Externally Balanced Rear/Internal Front 1pc.
  • Connecting Rods: Scat 4340 Forged I Beam 5.700" ARP 8740 Bolts
  • Pistons: Forged 3.7cc Flat Tops
  • Piston Rings: Moly Rings
  • Compression Ratio: 58cc=11.9:1/64cc=11.0:1/70cc=10.3:1
  • 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

Contents

ATK High Performance Chevy 383 Stroker Short Blocks


Specifications

Engine Information:

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


Accessories

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.


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