4,500 HP Billet LS, Pt.1 - Block Our previous billet LS engine design was shown to run well for Marcus Carew at 4,000 horsepower. Thanks to the extreme processing speed of his Emtron ECU, we were able to see some flexing of the crankshaft at that power level. While not problematic at 4,000 hp, our new target was going to be 4,500 hp so a redesign was required. The solution started with a BRE-custom, Energy Manufacturing billet LS block. Main journal diameter was changed from the LS standard 2.55

Our 3.6L 4 cylinder with a single LS head concept engine has been a major hit at the Performance Racing Industry show. This small package will put out an astonishing 340 HP / 500 ft lbs torque with a turbo! We brought it in search of a market, and the ideas from attendees has been endless! Pontoon boats, midgets, S10's, early Jeeps, and more! *12-12-22 UPDATE: Thanks everyone for the overwhelming response to our concept engine! This was brought to the PRI show in hopes of finding a market. And b

6.0 LQ9 LS engine | C10 Trucks