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ATK High Performance Chrysler 408 Mag Stroker Short Blocks

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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

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 cran

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

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ATK High Performance Chrysler 408 Mag Stroker Short Blocks SP57

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

Part Number: HPE-SP57

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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