Dart, SHP Chev SB Iron Block, 350 Main, 4.000" Bore

These new blocks give you all the features you need to build powerful and durable engines at affordable prices. Cast from high nickel iron for superior strength, and features siamese cylinders with 4.000" standard bore sizes and can safely be bored to 4.165". Cylinder walls are a minimum of .230" thick at 4.165" bore. Machined using precision digital CNC equipment and is virtually ready to assemble right out of the box after a final cylinder hone. Decks are parallel within .002", lifter bores, cam and main tunnels are finished. Designed for compatibility with stock components, so no costly special parts are required for assembly.
♦ Premium high strength, high nickel cast iron
♦ Splayed 4-bolt center three main caps
♦ Priority main oiling system
♦ Blind head bolt holes
♦ Siamese bores 4.000" (unfinished)
♦ At 4.165" bore cylinder walls are .230" thick
♦ Clearance for 3.75" stroke w/steel rods
♦ Decks are even and parallel within 0.002"
♦ 350 main journals
♦ Two piece rear main seal
♦ Provisions for OE stock roller lifters and cams
♦ Uses 1981-85 stock style oil pan and dipstick
♦ Uses stock stamped steel or plastic timing cover
♦ All OE bolt holes for starter, clutch ball, etc.
♦ Made in the USA
♦ Brand new precision machined block