Pro-Billet Tach Drive Distributor Small/Big Chevy, Magnetic Trigger, Vacuum Advance, Compact Tach Drive Assembly

• CNC machined billet aluminium housing and billet aluminium base
• Maintenance free magnetic pick-up and precision reluctor create stable trigger signals throughout the rpm range.
• Easy to adjust mechanical advance with supplied springs and stop bushings.
• Polished steel shaft is QPQ coated and guided by a sealed ball bearing and extra long sintered bushing.
• Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction.
• Advance weight pins are staked and tig welded to the plate.
• Nylon pads ensure smooth operation of the advance weights.
• Mechanical advance assembly can be locked out for crank trigger systems.
• Special oil tract improves lubrication to the distributor and cam gear.
• O-ring seals can be added to modified blocks to improve oil pressure control
• Must be used with D 6, 7, 8, or 10 Series Ignition
• Supplied with an HEI style distributor cap and rotor (accepts Cap-A-Dapts)

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 aluminium 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" steel shaft for high rpm accuracy. A special reluctor is mounted to this shaft and is responsible for triggering the magnetic pick-up. 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. 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.