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DART SBC 9.025 4.125 Bore Iron Engine Block DRT31162211

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Check and align hone mains if needed, chamfered main parting lines
Bell housing surface squared to crankshaft centerline
Stroker clearance to 4.000 stroke
Parallel square deck the deck surface to your desired deck height
Bottom of the cylinders chamfered
Top of the cylinder bore chamfered
Block de-burred to eliminate sharp edges and casting slag
Freeze plug holes and rear cam hole are chamfered
All bolt holes and oil galley holes chamfered
Oil galley holes tapped
Head and main bolt holes tapped
Chamfered distributor hole and lightly ball honed to eliminate high spots
Hone the block with torque plates to your piston bore size and verified with a profilometer
Top of lifter bores chamfered
Lifter bore checked and honed to your set of lifters you will be using in your build
Install Cam Bearings and Freeze Plugs
Block is cleaned and ready to go

Designed for high performance and heavy duty applications, the SHP block is the ideal starting point for hot rodders, drag racers, circle track competitors, off-roaders and high performance marine enthusiasts. Featurers Brand new precision machined cast iron block. Siamese bores 4.000" or 4.125" (unfinished). Extra thick decks ensure reliable head gasket seal. Blind head bolt holes don't go through to water jacket. Clearance for 3.75" stroke with steel rods. 350 main journals accept commonly available crankshafts. Center 3 caps are splayed mains, front and rear 2 bolt. Uses standard two piece rear main seal or option for one piece seal. Provisions for OE stock roller lifters and cams. Uses 1981-1985 stock style oil pan and dipstick.Uses stock stamped steel or plastic timing cover. All OE bolt holes for starter, clutch ball, etc. Priority main oiling system directs oil to main bearings first for more dependable lubrication.

Availability: In Stock. May Ship From Manufacturer