Earl's Straight Bulkhead Adapter Fitting -4 AN Male to -4 AN Male Bulkhead - Black YA0828MM04 385" H-Beam rods

385" H-Beam rods

1965-1975 Chevrolet Bel Air

Best power above 3500 RPM but still good torque

2007-2017 GMC Sierra 3500 HD

Earl's Straight Bulkhead Adapter Fitting -4 AN Male to -4 AN Male Bulkhead - Black YA0828MM04 385" H-Beam rodsProduct Description: Fitting Bulkhead Straight 4 AN Male to 4 AN Male Bulkhead Aluminum Black Anodized Sold Individually Earl's Performance Products was founded by Earl Fouts in 1955 in Lawndale, California. The mission was to supply high quality military aircraft surplus plumbing components directly to the racing industry from a small retail outlet. As the military surplus market dried up, Earl recognized the need for continuity of supply for the