MSD Ford 351W Small Diameter Pro-Billet Distributor

Mfg Part #

8578

NP#

MSD8578

Brand

Fits 1975 to 1997 Ford Bronco, Custom 500, E-100 Econoline and 22 more models. See every vehicle

• Polished steel shaft is QPQ coated and guided by a sealed ball bearing
• Billet housing is 5/8” smaller in diameter than stock Ford distributors
• Easy-to-adjust mechanical advance with supplied springs and stop bushings
• Advance weight pins are staked and tig welded to the plate
• Must be used with an MSD Ignition Control
• CNC machined billet aluminum housing and billet aluminum base
• Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction
• Mechanical advance assembly can be locked out for crank trigger systems
• Supplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap-A-Dapt)
• Nylon pads ensure smooth operation of the advance weights
• No CARB Exemption Order Number
• Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range