MLX Cast Alloy 427 engine block. This is a high performance casting of the LS Platform. Fully skirted block that accepts factory LS sumps. 

with 4.000 crank  will give you a 427 7.0L

Will accept factory LS water pumps and accessories. Suitable for 15 bolt or 23 bolt heads.

Full alloy dedicated performance blocks traditionally have been high budget builds. With the MLX 427 block you can have all the specs with out the cost of a Dart LS Next block. Bore needs to be honed to size. Crank tunnels are align honed to std spec.

7/16 head bolt threads

Ductile iron T-top sleeves

23 Bolt pattern deck

splayed Center main caps

Priority mains oiling

clearance for 4.100 crank

9.240 Deck Height

Bore can be honed to 4.125

Uses 234-4341 ARP stud kit.

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