Mark Williams tubular front axles are built from 4130N chromoly tubing. King pin bosses are tig welded using a special precision fixture to maintain correct king pin angle. Then, king pin bores are reamed after final welding.
The MW A-Arm jig simplifies installing an a-arm front end on a dragster or funny car chassis.
Lightweight, increased rigidity, chromoly tubing
6" drops, 36" centers, 6" flat, 1-1/2" x .120" 4130 tube. (ea)
5" drop, 39" centers, 20" flat, 1-1/2" x .120" 4130 tube. (ea)
6" drop, 39" centers, 6" flat, 1-1/2" x .120" 4130 tube. (ea)
This A-Arm kit is lightweight, rigid, and includes Chrom-Moly tubing.
3" drop, 40" centers, 1-5/8" x .188" 4130 tube. (ea)
3/16" thick 4130 Chrom-Moly steel for 3/8" rod end (set of 4)
5" drops, 42" centers, 1-5/8" x .188" 4130 tube. (ea)
40" centers, straight, 1-5/8" x .188" 4130 tube. (ea)