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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Our 427" Shortblock is a proven combination to get more cubic inches and power for your ride
Many hours of R&D have gone into the development of this powerful LS3 CNC program
but it also has many uses as well
Please include a rocker ratio to ensure accuracy
Brodix BR7-3 LS3 Big Bore 6 bolt Heads Spring Type:PAC 1208X Our 427" Shortblock is aCast with quality A 356 aluminum, . 750" deck thickness, and a 6 bolt configuration, the Brodix BR7 3 castings are the ideal choice for your boosted speedster. Cut with LMEs CNC porting and chamber work in house, the performance hike will take your ride to new heights. Standard adornments include CHE precision manganese bronze guides, titanium intake valves, and Inconel exhaust valves. The BR7 3 is a mix of the BR3 and the BR7. The head utilizes a BR3