unit twin while you rebuild the motor or work on the chassis

Just clean

CAD plated hex nuts and washers fit Harley-Davidson Shovelhead 1966-1983

which works for a single exhaust pipe and muffler

No. 6 Transmission Socket 1-7/8" for 1936-2005 Harley Big Twins Bar Clamping Diameter_7/8 inch unit twin while you rebuildFits transmissions on all 1936 1999 Big Twin, 1999 2005 Dyna, 1999 2006 Touring, and 1999 2006 Softail models. 1 piece design (machined from solid steel) Genuine Cerakote finish Broached drive hole for maximum strength Includes pilot to keep the socket perfectly straight while you're applying torque. Tight tolerance on hex means max surface area contact and no damage to nut while tightening. Top quality heat treatment 100% made in USA Lifetime