Proformance Unlimited's complete LS 441CI 700HP crate engine package is dyno tested ready for installation. This build features higher quality parts from the ground up at a more reasonable cost. Some of this engines main features include a new aluminum GM Gen IV 6 bolt block with (Power Bore) big bore sleeves, completely forged bottom end, custom ground hydraulic roller camshaft, performance LS3/L92 cylinder heads, full trunnion rocker arms and a muscle car oil pan designed to fit almost every application. We can also assist you in picking out the correct motor mount and header combination that will fit your hot rod, as well as a complete serpentine pulley kit and transmission.
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