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SHP Chevorlet Small Block Iron Block – 4.000 in. Bore, 9.025 in. Deck

Your Price: $2,368.99

SKU: 31161111

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Dart SHP Iron Small Block Chevy Blocks

Designed for high performance and medium duty applications, the SHP (Special High Performance) block is the ideal starting point for hot rodders, drag racers, circle track competitors, off-roaders, and high performance marine enthusiasts.
Priority main oiling system; Siamese cylinder bores with extra thick walLS2; Optional full water jacketed non-siamese cylinder bores; Extra thick decks ensure reliable head gasket seal; Blind head bolt holes don’t go through to water jacket; Scalloped water jacket walLS2 improve flow around cylinders for better cooling; Clearance for 3.750” stroke with steel rods; Splayed outer bolts on middle main bearing caps; Non-siamese water blocks have 2-bolt mains on all 5 locations; 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.; Oil restrictors available through aftermarket resources; Parts kit sold separately

SKU: 31161111 Categories: , ,

GTIN: 00807051003802



Camshaft Location


Cylinder Bore Diameter

4.000 IN

Deck Height

9.025 IN

Engine Block Weight

170-178 LBS

Freeze Plug Type

Press Fit

Camshaft Lifter Bore

0.842 IN

Main Bearing Type

Chevrolet 350


Class 30 Grey Iron

Rear Main Seal Type


Engine Type


Product Type

Engine Block