Small diameter distributor fits 351C, 351M, 400, 429, 460 with iron gear. Must be used with an MSD 6, 7 or 8-series ignition.

Part Number: 8577

Ford distributors providing extra room in front of the engine. The new MSD Mounted to the top of this shaft is a fully adjustable mechanical advance a special compact housing designed to be less obtrusive for Ford engines. MSD engineers fit all of their high performance distributor experience into reluctor to deliver accurate trigger signals to the MSD Ignition throughout high rpm. The reluctor assembly is turned by a hardened steel shaft which cap features spark plug style terminals and is firmly screwed down to the The diameter of the special cap and housing are 5/8" smaller than stock assembly. The rate at which the chromoly assembly advances the timing is housing. The distributor relies on MSD's race proven magnetic pickup and precision for total advance. rides in a sealed ball bearing for high rpm stability and endurance. easily controlled by changing the supplied advance springs and stop bushing

Features and Benefits

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