MSD Performance 8478 Ford 351W Street Pro-Billet

Description

Small diameter distributor for 351W, includes iron gear and vacuum advance. Must be used with an MSD 6, 7 or 8-series ignition. Mounted to the top of this shaft is a fully adjustable mechanical advance assembly. The rate at which the chromoly assembly advances the timing is easily controlled by changing the supplied advance springs and stop bushing for total advance.

• Must be used with an MSD Ignition Control
• Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction
• Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
• CNC machined billet aluminum housing and billet aluminum base
• Easy-to-adjust mechanical advance with supplied springs and stop bushings
• Supplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap-A-Dapt)
• Advance weight pins are staked and tig welded to the plate
• Vacuum advance canister for improved economy (can be locked out)
• Polished steel shaft is QPQ coated and guided by a sealed ball bearing
• Mechanical advance assembly can be locked out for crank trigger systems
• Nylon pads ensure smooth operation of the advance weights
• CARB E.O. Approved
• Billet housing is 5/8” smaller in diameter than stock Ford distributors

Application Summary: