5.7L LS Short Block - Street Series LS EFI The One-piece design makes it

The One-piece design makes it easy to slide on when you need protection and easy to take off when you want to get the most out of your boosted application

3L GM engine blocks - precision-engineered for serious performance builders who demand reliability under extreme conditions

and are rated at a whopping 190

BTR Cam of your choice

we recommend GM 12592525 and our adapter part number 558-416

5.7L LS Short Block - Street Series LS EFI The One-piece design makes itOur street series 5. 7 short block is the logical next step up from the base 5. 3. We utilize the same 5. 3 core and bore the block to 3. 898 and use a flat top LS1 piston. Taking the bore from 3. 780 to 3. 898 really wakes up the platform. This short block is a good choice to replace or upgrade that tired stock 5. 3 in your ride. Whether you are wanting stock idle for mommas grocery getter or some nasty chop for the hot rod, this long block build can