gm performance engine block 383, cast iron, 4-bolt mains, 4.000 in. diameter bore, 1-piece rear main seal, chev, small block, each

Specifications:

•Part Number: 88962516

•Casting Number:

•Deck Height: 9.025"

•Lifter Pattern: Standard

•Cylinder Wall: Open

•Bore Range: 4.000" - 4.030"

•Main Bolt: 4

•Main Bolt Degree: Straight

•Cap Material: Gray Iron

•Crank Journal Size: 350

•Oiling: Wet

•Seal Type: 1 Piece

•Max Stroke: 3.800"

•Weight (lbs): 181

•Max HP: 450

•Usage: Street