Finished in black, this Pro-Billet small diameter distributor fits Ford 289/302 engines with an iron gear. Every housing is CNC-machined to within 0.001" accuracy, producing a flex-free, lightweight unit with no porosity or weak areas — a great look for polished, show-quality engines.
Specifications:
- Color: Black Anodized
- Engine: Ford Small Block
- Distributor Type: Magnetic Pickup
- Gear Material: Cast Iron, Melonized QPQ Coated
- Product Type: Distributor
- Category: Ignition
- C.A.R.B. EO #: D-40-39
- Warranty: Manufacturer's Limited 1-Year Warranty
- Part Number: 85793
Must be used with an MSD Ignition Control (6, 7, or 8-Series). Mechanical advance assembly can be locked out for crank trigger or racing applications.
Compliance: This distributor carries California Air Resources Board (CARB) Executive Order EO# D-40-39, making it legal for sale and use on Emissions Controlled Vehicles in all 50 states when installed per MSD's application guide.
FAQ
What engines does the MSD 85793 fit?
Ford 289/302 small block engines with an iron gear.
What ignition control does it require?
It must be used with an MSD 6, 7, or 8-Series ignition control.
Is the MSD 85793 CARB legal?
Yes, it carries CARB Executive Order EO# D-40-39, making it legal for sale and use on Emissions Controlled Vehicles in all 50 states when installed per MSD's application guide.
Can the mechanical advance be locked out?
Yes, for crank trigger systems or racing applications.

