Pay in 4 interest-free payments of $389.00 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Includes Block
and our front oil crossover eliminates internal oil leaks around the distributor shaft
Convenient Storage
5-100 seconds
or 5 speed application
Dart Big M Sportsman Iron Engine Block BBC - 31223554 STREET OUTLAWS Includes Block#31223554 4. 560" Bore 10. 200" Deck Height Ductile Iron Main Caps Dart engineered the Big M to be the strongest, most reliable, and easiest to build big block on the market. With deck heights of 9. 800 and 10. 200 and bore sizes up to 4. 600, the Big M gives you the versatility to build a wide variety of engine combinations. The Big M is fitted with Billet Steel 4 bolt main caps for ultimate bottom end strength. The Sportsman block is fitted with
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