Engines and Components› Engines, Blocks and Components

ATK ENGINES

4T60E AUTO TRANS FWD

$1,776.12

SKU: A040 T280345

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Ships by Jun 8
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Description

ATK High Performance GM 350 345 hp/400 lbs.-ft. Stage 1 long block crate engines are classics with great street manners, and vacuum to power all your accessories. These Stage 1 or base engines are designed for those that may have their own component parts already, and who also are interested in completing out the build themselves. Typically ATK GM 350 345 hp base long block engines consist of: Seasoned OE short block with 4-bolt mains, OE cast crankshaft, OE 5.7 in. powder metal connecting rods, Hypereutectic pistons, Moly piston rings, Hydraulic roller camshaft, 220/224 at .050 in. duration at .050 in. lift, .495 in. lift.

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Specifications

BrandATK ENGINES
Part NumberA040 T280345

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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