Speedmaster PCE286.1049 Fits Ford 351W Windsor B-4.000 M-2.749 DH-9.500 Billet Main Aluminum Engine Block

Features Include: Ductile iron sleeves and extra thick cylinder walls & decks, 4 bolt splayed mains, enlarged bosses for offset or oversize lifters and scalloped water jacket holes for improved cooling. Siamesed cylinders and front and rear external oil inlets, crossover and restrictor provisions to simplify plumbing with external pump. Screw in freeze plugs. Used in 1500+HP Applications! Build your dream engineThe next level of performance is these aluminum Ford 351w small blocks. Block is ready for the street racer or all out racer with added strength and cubic inches. All the factory flaws redesigned to eliminate all problems, still using the original water jacket design. Blocks are cast from highest quality A-356 aluminum with extra-thick cylinder walls and decks. The blocks webs are stronger and fitted with billet steel 4-bolt main caps.

• Cast from highest quality A-356 aluminum
• Extra-thick cylinder walls and decks