Product Summary

HEI / Male Cap Type, HEI / Male Cap Terminal Style

  • Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
  • Vacuum advance canister for improved economy (can be locked out)
  • 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
  • Equipped with Steel Gear
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Key Specs

MFG. Part #83501
BrandMSD
Cap TypeHEI / Male
Advance TypeMechanical and Vacuum
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Need To Know

Quick and Easy Returns

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MSD 83501 Details

Beneath the bolt down cap and MSD race rotor you'll find MSD's accurate mechanical advance assembly. Different advance springs and stop bushings are supplied so you can easily tune a curve to match your needs. Plus, there is a vacuum advance canister to increase economy on long drives. For protection, there is also an easy-to-set rev limiter!
MSD's Ready-to-Run Ford Distributors are the perfect upgrade for bulky DuraSpark systems or ancient breaker point models. These distributors come complete and ready-to-run. All you need to do is drop it in the engine, connect three wires and fire the engine. Each distributor features an ignition module that produces a powerful inductive spark to improve combustion of the fuel mixture resulting in quick starts, smooth idle and increased performance.
The billet aluminum housings of these distributors are 5/8" smaller in diameter to accommodate induction setups and tight engine compartments. A maintenance-free magnetic pickup is responsible for triggering the high voltage sparks while a sealed ball bearing guides an oversized shaft.
Features:
Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
Vacuum advance canister for improved economy (can be locked out)
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
Equipped with Steel Gear
Does not require an MSD Ignition Control
Powerful built-in module produces a 7.5 amp single spark through high rpm
Supplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap-A-Dapt)
Easy-to-adjust mechanical advance with supplied springs and stop bushings
CNC machined billet aluminum housing and billet aluminum base
Housing is 5/8” smaller in diameter than stock Ford distributors
Mechanical advance assembly can be locked out for crank trigger systems
Nylon pads ensure smooth operation of the advance weights
Now includes built-in Rev Limiter!
Advance weight pins are staked and tig welded to the plate
Simple and clean installation with only three wires to connect
CARB E.O. Approved

Specs

  • Brand: MSD
  • Category: Ignition
  • Color: Red
  • Distributor Cap Included: Yes
  • Distributor Type: Ready To Run
  • Emission Code: 3
  • Engine: Ford 351C-460
  • Gear: Steel
  • Gear Material: Steel Melonized QPQ Coated
  • Grade Type: Performance
  • Ignition Box Required: No
  • Ignition Coil Included: No
  • Ignition Rotor Included: Yes
  • Part Type: Distributor
  • Product Type: Distributor
  • Sub Category: Distributor and Magneto
  • Warning: California Proposition 65
  • Warranty: Manufacturer's Limited 1 Year Warranty

MSD 83501 Specifications

KEY SPECS
MFG. Part #83501
BrandMSD
Cap TypeHEI / Male
Advance TypeMechanical and Vacuum
GENERAL
External Ignition Box RequiredNo
Cap Terminal StyleHEI / Male
Trigger StyleMagnetic
Hall EffectNo
Sync SignalNo
Trigger SensorsSingle
Gear MaterialSteel
Gear RotationStandard
Ignition Box RequiredNo
Mechanical Tach DriveNo
Slip CollarNo
Housing MaterialBillet Aluminum
Housing FinishNatural
Marine UseNo
Sold in QuantityEach

Questions & Answers

Fitment

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