ACCEL Distributor Vacuum Advance P/N:31035

Adjustable Vacuum Advance; GM/HEI Distributor w/Vacuum Advance;

Adjustable Vacuum Advance

• This unit permits a seamless wide range of adjustment to both amount and rate of ignition advance. This unit helps increase horsepower and throttle response. It provides maximum spark advance while preventing detonation or "pinging". This kit includes an allen wrench for easy adjustment along with instructions.
• Increases Horsepower And Throttle Response
• Includes Allen Wrench For Adjustments