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Little M2 Chevorlet Small Block Iron Block – 4.125 in. Bore, 9.025 in. Deck

Your Price: $4,892.49

SKU: 31181211

In Stock

Dart Little M2 Iron Small Block Chevy Blocks

The Dart Little M is designed from the ground up as a true racing engine block which can be used with standard off the shelf small block components. The Little M is cast from premium high strength Iron and beefed up in all the critical areas. A competition oiling system ensures adequate lubrication to the main bearings at high RPM. Front and rear external oil feed, crossover and restrictor provision simplify plumbing with external pumps.
Uses standard small block parts, including cam, timing chain, oil pump, oil pan, oil filter, motor mounts, mechanical fuel pump, and clutch linkage; Priority main oiling system feeds main bearings first; Siamese cylinder bores with extra thick walLS2 resist cracking and improve ring seal for more power (minimum .275” thick with 4.185” bore); Open lifter valley improves oil return to pan; Enlarged lifter bosses accommodate offset and oversize lifters; Blind head bolt holes don’t go through to water jacket; Billet steel 4-bolt main bearing caps on all 5 mains; Front & rear external oil feed, crossover and restrictor provision to simplify use of external oil pumps; Parts kit included

SKU: 31181211 Categories: , ,

GTIN: 00807051045178



Camshaft Location


Cylinder Bore Diameter

4.125 IN

Deck Height

9.025 IN

Engine Block Weight

197-205 LBS

Freeze Plug Type

Press Fit

Camshaft Lifter Bore

0.842 IN

Main Bearing Type

Chevrolet 350


220 BHN Cast Iron

Rear Main Seal Type


Engine Type


Product Type

Engine Block