MSD 83541 Ford 351W Pro-Billet Ready-to-Run Distributor with Steel Gear

The MSD 83541 Pro-Billet Ready-to-Run Distributor is a complete, drop-in ignition upgrade engineered specifically for Ford 351W small block Windsor engines. Featuring a built-in high-output ignition module, this distributor eliminates the need for a separate MSD ignition control box — simply install the distributor, connect three wires, and the engine is ready to fire. It delivers a powerful 7.5-amp inductive spark throughout the RPM range for quick starts, a smooth idle, and improved mid-range performance.

The CNC-machined billet aluminum housing is 5/8" smaller in diameter than stock Ford distributors, providing clearance for aftermarket induction setups and tight engine compartments. A maintenance-free magnetic pickup and precision reluctor work together to produce stable, accurate trigger signals, while a QPQ-coated, polished steel shaft is guided by a sealed ball bearing for long-term durability.

The mechanical advance assembly uses advance plates and weights that are fine-blanked from chrome moly steel and QPQ coated for friction reduction. Nylon pads ensure smooth advance weight operation, and the advance weight pins are staked and TIG welded to the plate for added strength. Multiple advance springs and stop bushings are included so you can dial in a precise advance curve. A vacuum advance canister improves fuel economy during light-load driving and can be locked out when not needed. The mechanical advance assembly can also be fully locked out for use with crank trigger systems.

This distributor comes supplied with a small-diameter cap featuring HEI-style terminals and an MSD race rotor, and is compatible with the MSD 8441 Cap-A-Dapt. A built-in rev limiter is included for added engine protection. This part is CARB E.O. approved.

Key Features:

• Complete ready-to-run design — no external MSD ignition box required
• Built-in 7.5-amp high-output ignition module for strong spark through high RPM
• Steel distributor gear included
• Built-in adjustable rev limiter
• CNC-machined billet aluminum housing and base
• Housing is 5/8" smaller diameter than stock Ford distributors
• Maintenance-free magnetic pickup with precision reluctor
• QPQ-coated polished steel shaft guided by sealed ball bearing
• Chrome moly steel advance plate and weights, QPQ coated for friction reduction
• Nylon advance weight pads for smooth operation
• Advance weight pins staked and TIG welded to plate
• Vacuum advance canister (lockable) for improved fuel economy
• Mechanical advance lockout for crank trigger applications
• Includes small-diameter cap with HEI-style terminals and race rotor
• Compatible with MSD 8441 Cap-A-Dapt
• Simple 3-wire installation
• CARB E.O. Approved

Note: Distributor measures 8.9375 inches tall from engine block to top of distributor cap. Will not fit XD and later Australian 351 Cleveland engines. Sold individually.