Little M Small Block Chevy S cast iron bare blocks features:
* Priority main oiling system.
* Siamese cylinder bores with extra thick walls.
* Extra thick decks ensure reliable head gasket seal.
* Blind head bolt holes don’t go through to water jacket.
* Scalloped water jacket walls improve flow around cylinders for better cooling.
* Clearance for 3.750” stroke with steel rods.
* Splayed outer bolts on middle main bearing caps.
* Uses + .300” tall stock 87-95 roller lifters.
* Provisions for OE stock roller lifters & cams.
* Uses 1981-1985 stock style oil pan & passenger side dipstick.
* Uses stock stamped steel or plastic timing cover.
* All OE bolt holes for starter, clutch ball, etc.
Part #: 19776