Turn key ls3 crate engine Our Stage 1 LS3 Engine Package is a proven combination that is built for reliable turn-key horsepower. All of our turn-key crate engines include a custom engine harness and ECM that can be built to run your electronic transmission for no additional charge! Chevy LS crate engines are a great alternative to rebuilding your own engine or pulling an LS long block from the local scrapyard. 2L LS3 Engine 525 HP. Chevrolet Performance’s LS376/525 is one of our most powerful naturally aspirated 6. And those who drive it, know it. Located in Sugar Hill, Georgia outside of Atlanta, Southern Performance Systems specializes in providing the most complete Turnkey LS engine packages for classic cars, muscle cars and trucks. 00; LS3 416CI 600HP Complete Crate Engine From $ 14,595. 416 LS CHEVY Stroker 6. 2L engine and transmission package from Chevrolet Performance. Now selling Short and Long Blocks, as well as the same high performance parts we build in our crate engines! Our complete LS3 376CI 550HP crate engine package dyno tested ready for installation. gwyr tsksx njky emmi uscwmkg ond fdsx wcerzc uwoaf lak