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ATK SP52 383 Stroker Short Block

The ATK SP52 is a Chevy 383 stroker short block with a 4-bolt main iron block, 9.025-inch deck, nodular iron crankshaft, forged 4340 I-beam rods, forged +3.7cc flat-top pistons and internal/external balance. Flexplate, flywheel, balancer, oil pan and timing cover are not included.

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$1,673.99
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YesAssembled
ATK High Performance EnginesBrand
I-beamConnecting Rod Beam Style
Forged 4340 steelConnecting Rod Material
Trusted performanceBuilt for real conditions
Used by professionalsEquipment for demanding work
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The ATK SP52 is a Chevy 383 stroker short block with a 4-bolt main iron block, 9.025-inch deck, nodular iron crankshaft, forged 4340 I-beam rods, forged +3.7cc flat-top pistons and internal/external balance. Flexplate, flywheel, balancer, oil pan and timing cover are not included.

  • Assembled: Yes
  • Brand: ATK High Performance Engines
  • Connecting Rod Beam Style: I-beam
  • Connecting Rod Material: Forged 4340 steel
  • Crankshaft Material: Nodular iron
ATK SP52 383 Stroker Short BlockDependable
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COMPLETE PRODUCT INFORMATION

Full Product Description

The ATK SP52 is a Chevy 383 stroker short block with a 4-bolt main iron block, 9.025-inch deck, nodular iron crankshaft, forged 4340 I-beam rods, forged +3.7cc flat-top pistons and internal/external balance. Flexplate, flywheel, balancer, oil pan and timing cover are not included.

Specifications

  • Brand: ATK High Performance Engines
  • Part / Model Number: SP52
  • Assembled: Yes
  • Connecting Rod Beam Style: I-beam
  • Connecting Rod Material: Forged 4340 steel
  • Crankshaft Material: Nodular iron
  • Deck Height (in.): 9.025 in.
  • Engine Balance: Internal/External
  • Engine Block Material: Cast iron
  • Main Bolt Style: 4-bolt
  • Main Journal Type: Chevy 350
  • Part Type: Short Block Engines
  • Piston Material: Forged aluminum
  • Product Line: ATK High Performance Chevy 383 Stroker Short Blocks
  • Rear Main Seal Style: 1-piece

Technical Specifications

Product data
ProductATK SP52 383 Stroker Short Block
SKUSP52
AssembledYes
BrandATK High Performance Engines
Connecting Rod Beam StyleI-beam
Connecting Rod MaterialForged 4340 steel
Crankshaft MaterialNodular iron
Deck Height (in.)9.025 in.
Engine BalanceInternal/External
Engine Block MaterialCast iron
Flexplate IncludedNo
Flywheel IncludedNo
Harmonic Balancer IncludedNo
Main Bolt Style4-bolt
Main Journal TypeChevy 350
Manufacturer's Part NumberSP52
NotesGM 1986-2000 small block with 4.040 in. bore and 3.750 in. stroke, -3.7cc flat top pistons, Scat forged 5.700 in. connecting rods, ARP 8740 rod bolts, and moly rings.
Oil Pan IncludedNo
Part TypeShort Block Engines
Piston MaterialForged aluminum
Product LineATK High Performance Chevy 383 Stroker Short Blocks
QuantitySold individually.
Rear Main Seal Style1-piece
RemanufacturedNo
Short Block Piston StyleFlat top
Timing Cover IncludedNo
UPC653517340642
Engineered for
real-world performance
SP52

DELIVERY & AFTER-SALES INFORMATION

Shipping & Returns

Important information for this product before and after purchase.
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NST Cargo coordination

Heavy or oversized equipment delivery is coordinated according to the product and destination address.

Delivery estimate

Timing and applicable delivery arrangements are confirmed during checkout or by Kayros Tool support.

Return assistance

Contact Kayros Tool before returning an item so eligibility, product condition, and return instructions can be confirmed.

Overview

The ATK SP52 is a Chevy 383 stroker short block with a 4-bolt main iron block, 9.025-inch deck, nodular iron crankshaft, forged 4340 I-beam rods, forged +3.7cc flat-top pistons and internal/external balance. Flexplate, flywheel, balancer, oil pan and timing cover are not included.

Specifications

  • Brand: ATK High Performance Engines
  • Part / Model Number: SP52
  • Assembled: Yes
  • Connecting Rod Beam Style: I-beam
  • Connecting Rod Material: Forged 4340 steel
  • Crankshaft Material: Nodular iron
  • Deck Height (in.): 9.025 in.
  • Engine Balance: Internal/External
  • Engine Block Material: Cast iron
  • Main Bolt Style: 4-bolt
  • Main Journal Type: Chevy 350
  • Part Type: Short Block Engines
  • Piston Material: Forged aluminum
  • Product Line: ATK High Performance Chevy 383 Stroker Short Blocks
  • Rear Main Seal Style: 1-piece
Specifications

Assembled: Yes

Brand: ATK High Performance Engines

Connecting Rod Beam Style: I-beam

Connecting Rod Material: Forged 4340 steel

Crankshaft Material: Nodular iron

Deck Height (in.): 9.025 in.

Engine Balance: Internal/External

Engine Block Material: Cast iron

Flexplate Included: No

Flywheel Included: No

Harmonic Balancer Included: No

Main Bolt Style: 4-bolt

Main Journal Type: Chevy 350

Manufacturer's Part Number: SP52

Notes: GM 1986-2000 small block with 4.040 in. bore and 3.750 in. stroke, -3.7cc flat top pistons, Scat forged 5.700 in. connecting rods, ARP 8740 rod bolts, and moly rings.

Oil Pan Included: No

Part Type: Short Block Engines

Piston Material: Forged aluminum

Product Line: ATK High Performance Chevy 383 Stroker Short Blocks

Quantity: Sold individually.

Rear Main Seal Style: 1-piece

Remanufactured: No

Short Block Piston Style: Flat top

Timing Cover Included: No

UPC: 653517340642

Shipping & Returns

NST Cargo coordination: Heavy or oversized equipment delivery is coordinated according to the product and destination address.

Delivery estimate: Timing and applicable arrangements are confirmed during checkout or by Kayros Tool support.

Returns: Contact Kayros Tool before returning an item so eligibility, condition, and instructions can be confirmed.

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ATK SP52 383 Stroker Short Block$1,673.99