PROFORM 440-431 Mopar Electronic Distributor for 361-400 Engines

Upgrade the ignition system in your compatible Mopar B-Series engine with the PROFORM 440-431 electronic distributor. Designed for 361 through 400 cubic-inch applications, this distributor combines electronic ignition performance with a mechanical and vacuum advance system for dependable spark timing across a broad range of operating conditions. Its tan finish and female socket-style connection provide a period-correct appearance while supporting a straightforward installation in the appropriate vehicle or engine configuration.
The PROFORM 440-431 uses a magnetic pickup to generate a consistent ignition signal, helping deliver reliable engine starting, smooth operation, and responsive performance. Mechanical and vacuum advance functions work together to adjust ignition timing according to engine speed and load, making this distributor suitable for street-driven Mopar applications that require practical, dependable ignition control. Verify engine compatibility and ignition-system requirements before installation.
Built for enthusiasts and restorers, this PROFORM distributor is supplied as an individual replacement or upgrade component. The female socket style helps maintain a clean connection with compatible ignition wiring, while the distributor design is tailored to Mopar B-Series engines in the specified displacement range. Installation should be completed using the vehicle manufacturer’s timing procedures and the correct supporting ignition components.
Feature: Brand: PROFORM
Feature: Part number: 440-431
Feature: Application: Mopar B-Series engines from 361 through 400 cubic inches
Feature: Ignition type: Electronic with magnetic pickup
Feature: Advance system: Mechanical and vacuum advance
Feature: Connection style: Female socket
Feature: Finish: Tan
Feature: Package quantity: One distributor

Features:

• Brand: PROFORM

• Part number: 440-431

• Application: Mopar B-Series engines from 361 through 400 cubic inches

• Electronic ignition with magnetic pickup

• Mechanical and vacuum advance system

• Female socket-style connection

• Tan finish

• One distributor