Ignitions and Electrical› Distributors, Magnetos and Crank Triggers
MSD
Chevy 409/509 Ready To Run Distributor Aluminum Block Ready To Run MSD Ignition
SKU: M00T 83931
Easy — 1–2 hours
Description
Part #: 83931
This distributor is Ready-to-Run meaning that you simply need to install it in the engine and connect three wires to fire up the engine. No external ignition controls are required with this distributor because it has a powerful module built into the housing. This module produces a stout inductive spark that will improve the overall driveability and performance of your classic Chevy.
Features:
- Specially designed for the All Aluminum 409/509 Block
- Maintenance-free magnetic pick-up never requires adjusting
- Built-in ignition module delivers a powerful spark
- Simple and clean three-wire installation
- Includes built-in Rev Limiter
Aluminum Block Ready to Run.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | MSD |
| Part Number | M00T 83931 |
Videos
Installing a Distributor Part 1
MSD Pro Billet Distributors
Chevy MSD distributor adjustable collar setup
Installing a Distributor Part 2
CHEVY NOVA MSD PRO BILLET HEI VS STREET FIRE HEI
How to pick the correct MSD Ignition Distributor
Installing a MSD High Performance Distributor - Pep Boys
MSD Distributor install Small or Big block Chevy. Magnetic pickup placement for instant fire up.
MSD Ready to Run Distributor
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy