MSD Pro-Billet Distributor w/Locked-Out Timing, SBC/BBC w/6/7/8 Ignition, Black - (MSD-85505)

Pro-Billet Distributor; w/Locked Out Timing And Bronze Gear; For Use w/Chevy V8; Must Be Used w/MSD 6/7/8 Series Ignition; Black;

MSD Pro-Billet Distributors are the finest performance and racing distributors available. Every feature has been engineered to endure the rigors of high performance and racing engines. Whether cruising the streets or racing stock cars, dragsters, boats or trucks, MSD has a distributor for it. MSD uses state-of-the-art, Computer Numerical Controlled (CNC) mills and lathes to machine each housing. After a long series of precise cuts and movements, the billet is formed into a flawless distributor housing that is accurate to within 0.001". The flex-free housings are lightweight, have no porosity or weak areas and look great on polished, show quality engines.

Features & Benefits

• Must Be Used w/An MSD Ignition Control
• Advance weight pins are staked and tig welded to the plate
• Nylon pads ensure smooth operation of the advance weights
• Mech. advance assem. can lock out for crank trigger/race app.
• QPQ coated polished steel shaft; guided by sealed ball bearings
• Maintenance-free magnetic pickup and precision reluctor
• Creates stable trigger signals throughout the rpm range
• CNC machined billet aluminum housing and billet aluminum base
• Easy-to-adjust mechanical advance
• Supplied w/springs and stop bushings (except locked out versions)
• Advance plate and weights are fine blanked from chrome moly steel
• QPQ coated for friction reduction

Specifications: