Concept Performance LSR Full Metal Jacket Solid Block Tall Deck Single Dual Cross Bolt Aluminum Engine Block

This LSR features dual 8mm cross boltsin the center three mains and a single 8mm in the front and rear main, 7/16 ARP Main Stud Kit, 1/2 Head Stud Drilling,Priority Main Oiling, 1044 Billet Main Caps, Dura-bond Cam Bearings, LSR Aluminum Rear Cover, a 1018/1020 Steel CamThrust Plate, and the accompanying LSR Hardware Kit. The LSR has an additional 0.020” left on the deck for final deckingand an additional 0.003” left in crankshaft for the builder’s final hone. The camshaft and lifter bores are finished, honed andready for precision bearings and lifters.

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