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ATK High Performance Chrysler 5.7 Gen III Hemi 400 HP Long Block Crate Engines

3.6 out of 5 stars 5 Customer Reviews

ATK High Performance Chrysler 5.7 Gen III Hemi 400 hp long block crate engines were built in a team effort with Comp Cams. Utilizing ATK remanufactured GEN III 5.7L Hemi engines; they upgraded the camshaft, springs, and pushrods to produce reliable 400+ hp.

Features typically include:

* Seasoned OE Gen III Hemi block
* OE reground crankshaft
* OE reconditioned connecting rods
* Hypereutectic pistons
* Chromoly piston rings
* Hydraulic roller camshaft
* Aluminum cylinder heads
* OE shaft mount rocker arms

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ATK High Performance Chrysler 5.7 Gen III Hemi 400 HP Long Block Crate Engines HP103T

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Heads, without MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103T

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

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Estimated Ship Date: Monday 12/8/2025

ATK High Performance Chrysler 5.7 Gen III Hemi 400 HP Long Block Crate Engines HP103

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Cylinder Heads, with MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/8/2025

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Estimated Ship Date: Monday 12/8/2025

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