Dart Big M Sportsman Iron Engine Block BBC - 31223544 burst panel The Race Expansion Module (REM)

The Race Expansion Module (REM) is used in conjunction with the Haltech Elite 2500 ECU to offer extra Input and Output functionally as well as Advanced Torque Management

Round Port

ORIGINALLY DESIGNED FOR A:

Designed for use with MagnaFuel EFI gear pumps

Dart Big M Sportsman Iron Engine Block BBC - 31223544 burst panel The Race Expansion Module (REM)31223544 4. 560" Bore 9. 800" 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