Description
Part Number: 8365
MSD Pro-Billet GM HEI Distributor
Engineered for high-rpm performance and absolute spark precision, the MSD Pro-Billet GM HEI Distributor (PN 8365) replaces stock GM HEI units with a high-output digital module and internal coil capable of exceeding 9,000 RPM.
Key Features
- ☑ CNC-Machined Billet Housing: Precision crafted billet aluminum body for maximum structural stability and superior engine bay aesthetics.
- ☑ High-Output Digital Module: Delivers 50% more module current than stock HEI units for precise timing and dwell control up to 9,000+ RPM.
- ☑ Integrated High-Energy Coil: Internal coil delivers over 100 millijoules of spark energy directly across the plug gap.
- ☑ QPQ-Coated Steel Shaft: Friction-resistant oversized shaft guided by a top sealed ball bearing and bottom sintered bronze bushing.
- ☑ Adjustable Advance Curve: Includes an adjustable mechanical advance kit with springs and stop bushings plus an adjustable/lockable vacuum advance canister.
Technical Specifications
| Brand | MSD |
|---|---|
| Part Number | 8365 |
| Distributor Type | GM HEI (4-Pin Replacement) |
| Housing Material | CNC-Machined Billet Aluminum |
| Shaft Material | QPQ-Coated Polished Steel |
| Advance Type | Mechanical & Vacuum (Lockable) |
| Maximum RPM | 9,000+ RPM |
| Terminal Type | Brass Terminals |
What’s Included in the Box
- 1x MSD Pro-Billet GM HEI Distributor (PN 8365)
- 1x High-Output Internal HEI Ignition Coil & Cover
- 1x Digital HEI 4-Pin Module
- 1x High-Quality Distributor Cap & Rotor
- 1x Mechanical Advance Spring & Stop Bushing Kit
- 1x Heavy-Duty Distributor Gear
As an authorized distributor of genuine MSD ignition products, JP Racing ensures authentic motorsport components backed by expert technical advice and fast UK nationwide delivery. Upgrade your ignition setup with confidence today.




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