Im running a tunnel ram on 496 with 2/600 holleys. Dyno 619 hp 656 torque. Befor it was rebuilt this time it had 2 600 eddies never had it dynoed but 1/4 mile times 11sec in a Volare 3600 lbs. The motor is going in a 64 dart straight axle gasser willbe ready for spring
There is no idler arm on a straight axle front end. You have a pitman arm at the steering box,a drag link from it to one of the steering arms,and a tie rod from the L/STEERING ARM TO R/ STEERING ARM.I have used parts for a dodge A100 AXLE