5.7L LS Short Block - Street Series LS EFI Includes: 24x LS Engine Main

Includes: 24x LS Engine Main Harness - EV6 Injector Harness - DBW Throttle Body Harness - 4L60E/4L80E Transmission Control Harness - Terminator X MAX ECU - ECU Main Power Harness - Bosch LSU 4

Our Street-Strip Series 427 LT short block is rated to handle 1600 HP

• 100% combed and ring-spun cotton (Heather colors contain polyester)

12″ (3 mm)

making this combination a favorite for both naturally aspirated and power-adder applications

5.7L LS Short Block - Street Series LS EFI Includes: 24x LS Engine MainOur 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