ATK High Performance Chrysler 408 Mag Stroker Short Blocks SP57

In Stock

$2,765.00

Engine Assembly, Short Block, Stroker, 1-Piece Main Seal, Mopar, Small Block Magnum, 408, Each

In Stock

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Description

Overview

Brand: ATK High Performance Engines

Manufacturer’s Part Number: SP57

Part Type: Short Block Engines

Product Line: ATK High Performance Chrysler 408 Mag Stroker Short Blocks

Summit Racing Part Number: HPE-SP57

UPC: 653517170720

Crate Engine Family: Mopar Small Block Magnum

Actual Engine Displacement: 6.7L/408

Rear Main Seal Style: 1-piece

Crankshaft Material: Forged 4340 steel

Piston Material: Forged aluminum

Short Block Piston Style: Dish

Connecting Rod Material: Forged 4340 steel

Connecting Rod Beam Style: I-beam

Engine Block Material: Cast iron

Main Journal Type: Mopar LA Large

Deck Height (in.): 9.600 in.

Engine Balance: Internal

Oil Pan Included: No

Timing Cover Included: No

Harmonic Balancer Included: No

Flexplate Included: No

Flywheel Included: No

Assembled: Yes

Remanufactured: Yes

Quantity: Sold individually.

ATK High Performance Chrysler 408 Mag Stroker Short Blocks

Start your build with a rock-solid bottom-end with these ATK High Performance Chrysler 408 Mag Stroker short blocks. These short blocks are built using high-quality components that are all hand-fit and balanced to create a reliable bottom-end that’s ready to get your musclecar or truck moving. Just top the engine off with your own parts to build a custom engine that is designed to meet your goals.

These ATK High Performance Chrysler 408 Mag Stroker short blocks include the following:

* Handpicked and seasoned OE Magnum 1993-2001 blocks
* Aligned and hone main bores
* 4340 Forged steel internally balanced crankshaft
* 4.00 in. stroke
* 4340 forged I beam connecting rods with ARP 8740 bolts
* Forged pistons with 20.5cc dish
* Approximate Compression Ratios: 62cc = 9.9:1 / 68cc = 9.5:1 / 72cc = 9.1:1