M&W 51-Tooth Axle Sprocket 5.25" Bolt Pattern 29043BL and standard valve spacing make

and standard valve spacing make this the perfect street head for 350-400ci engines from 1955-1986

Turning the display board around when racing at tracks with the tower on opposite sides is no longer an issue

Brake Duct Flange

Callies then subjects this material to multiple heat treatments including our proven Ultra-Case nitride process

1992-1995 GMC Safari

M&W 51-Tooth Axle Sprocket 5.25" Bolt Pattern 29043BL and standard valve spacing makeProduct Description: Axle Sprocket 51 Tooth 5. 25 in Bolt Pattern Aluminum Natural Micro Sprint Sold Individually M&W Aluminum Products, Inc. was established in 1987, recognizing the need to fill a void in the supply of radius rods to the racing industry. With only a selected number of manufacturers at the time, availability and customer service was very much a concern for this industry. Limited supplies and untimely deliveries were the immediate