MSD Ignition 8572 Pro-Billet Mechanical Tach Drive Distributor w/Vacuum Advance for 1963-1974 Chevy Corvette V8 Engine
121-8572
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Chevy
MSD 8572 Pro-Billet Mechanical Tach Drive Distributor w/Vacuum Advance Features:
- Sealed ball bearing and long sintered bushing guide
- 0.500 in. Steel shaft for high-RPM accuracy
- A special reluctor is mounted to shaft for triggering magnetic pick-up
- Adjustable mechanical advance assembly for optimum performance
- Greasable compact tach drive assembly to clear firewall and linkage
MSD 8572 Pro-Billet Mechanical Tach Drive Distributor w/Vacuum Advance Notes:
- Must be used with MSD 6, 7, or 8-Series Ignition Box or equivalent
- If utilizing a square cable to the distributor MSD Ignition Tach Drive Adapter Tang to Square Drive 8491 is required (sold separately)
- Apply a liberal amount of included cam & lifter lubricant to the distributor drive gear before installing in engine
Emissions Note:
This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturer's application guide because it has California Air Resources Board (CARB) Executive Order (EO) number #D-40-39.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
FAQ
How do you test a MSD Ready to Run distributor?
- Refer to MSD 8572 wiring diagram for proper connections.
- Use a multimeter to check voltage and continuity.
What does MSD distributor mean?
- MSD distributor optimizes ignition timing and spark delivery.
- Improves engine performance and efficiency.
What are symptoms of a bad distributor?
- Misfires, rough idling, and decreased power.
- Engine stalling or difficulty starting.
How do I know if my distributor module is bad?
- Check for no spark or irregular spark output.
- Use diagnostic tools to assess module functionality.
Specifications:
can I use a Mallory Hyfire 6A box with this distributor ?
Building a Chevy 427 small block with a Sniper EFI 650 hp. version, AFR heads, MSD tach drive distributor. Witch control box would go with this combo ?
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.