350 Small Block Chevy Small block options:Rod I beam Std option - H beam Fully balanced and blueprinted Hemi

Fully balanced and  blueprinted Hemi long block assembly with custom camshaft 4340 forged Hbeam rods with ARP2000 bolts 4340 forged crankshaft ARP main and head studs 2618 forged pistons high compression

By far the best bang for the buck without a sleeved block you will find

Mesa Balancing Racing Engines  uses our proven custom pistons with the 4340 forged crankshaft & H beam 4340 rods

machining specs

Manley LS Chevy 4340 Hbeam Connecting Rods 6

350 Small Block Chevy Small block options:Rod I beam Std option - H beam Fully balanced and blueprinted HemiMesa Balancing Racing Engines uses a GM remanufactured 1 piece rear main seal block which is steel shot prepared magnetic particle inspected and fully blueprinted by machining every critical machine surface first we align hone second we parallel deck then we finish the cylinders with a torque plate to the proper finish and piston to wall clearance for the pistons being used. When the machine work is completed we debur the bottom of the cylinders hand