Different springs and stop bushings are supplied so you can tune an advance curve to match your application.
Features:
- CNC machined billet aluminum housing and billet aluminum base
- Will not accept a vacuum advance canister
- Must be used with an MSD Ignition Control
- Supplied with an HEI style distributor cap and rotor (accepts Cap-A-Dapts)
- O-ring seals can be added to modified blocks to improve oil pressure control
- Special oil tract improves lubrication to the distributor and cam gear
- Nylon pads ensure smooth operation of the advance weights
- Advance weight pins are staked and tig welded to the plate
- Mechanical advance assembly can be locked out for crank trigger systems
- Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction
- Polished steel shaft is QPQ coated and guided by a sealed ball bearing and extra long sintered bushing
- Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
- Easy-to-adjust mechanical advance with supplied springs and stop bushings
- No CARB Exemption Order Number
Manufacturer Part Number : 85551
Part Notes:
Must be used with an MSD 6, 7 or 8-series ignition.
This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturers application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
- SS396.com Part #: MSD-85551
- Brand: MSD Ignition
- Manufacturer Part #: 85551
- Sold As: Each
- Shipping Details: This item ships Ground.
Customers Also Bought These With MSD-85551
See It On Our Customers Cars
Have a Question About This
Product
?
Our knowledgeable team is standing by to help you with your restoration needs!
Monday-Thursday: 9-5 | Friday: 9-3 | Saturday : 9-1 ET* | Sunday: CLOSED
Get updates and special offers from SS396.com
Stay up-to-date on our promotions, flash sales and all things built from the Ground Up! Let us know the car your working on so we can tailor emails to the car you’re shopping for!