Corvette V8 Tach Drive Distributor W/Vacuum Advance Tach Drive Distributor For 63-74 Corvettes. Must Be Used With An MSD 6, 7 Or 8-Series Ignition MSD Ignition

An adjustable mechanical advance assembly allows you to get the most performance out of your Vette's engine by custom tailoring a timing curve to fit your application.

• Corvette owners can now replace their worn out Magna-Pulse distributors with this precision Pro-Billet Tach Drive Distributor. Advantages such as an accurate magnetic pick-up, oversized shaft, vacuum advance and a billet aluminum housing are just a few of the MSD advantages.
• Inside the billet housing, a sealed ball bearing and long sintered bushing guide a 0.500 Inch steel shaft for high rpm accuracy. A special reluctor is mounted to this shaft and is responsible for triggering the magnetic pick-up.
• The tach drive assembly is compact to clear the firewall and linkage. It can be repositioned easily to fit different applications plus has a grease fitting for lubrication.
• Same features as the PN 8571 with the addition of a vacuum advance
• CARB E.O. Approved

Details:

• Distributor Cap Included: Yes
• Distributor Type: Mechanical Tach Drive
• Emission Code: 1
• Gear Material: Cast Iron Melonized QPQ Coated
• Ignition Box Required: Yes
• Ignition Coil Included: No
• Ignition Rotor Included: Yes
• Warranty: Manufacturer's Limited 1 Year Warranty