Distributor Mechanical Advance

HEI Distributor Advance Curve Kit

HEI Distributor Advance Curve Kit; GM Vehicles w/HEI Distributors;

• Adjust Vacuum Advance Included: No
• Advance Limit Bushing Included: Yes
• Advance Weights Included: Yes
• Automotive Item Grade: High Performance
• Item Weight: 0.100 lbs. (0.1 kg)
• Package Material: Plastic Other
• Package Type: Blisterpack
• WARNING CA Proposition 65: Yes
• WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

• Simple Instructions
• Three Spring Rates Included

The Spectre advance curve kit is designed for GM vehicles with HEI distributors. Three sets of advance springs are included to adjust the rate of spark advance. This kit comes with simple instructions for easy installation with no special tools or skills required.

Since 1983 Spectre has designed and offered unique and innovative parts and components to fuel your car or truck obsession. Our products are designed and tested to perform and last. We have a state of the art chassis dynamometer with diagnostic and emissions testing and performance optimizing capabilities, as well as a top of the line Super-Flow flow bench with airflow, pressure, and velocity measuring capabilities in both intake and exhaust modes, and also a whole bunch of expensive scientific laboratory type equipment, all of which are used to develop Quality Products that Perform. From humble beginnings in a two car garage, to setting world records and becoming the first wheel driven, gasoline powered car to run over 400 mph, it's been one heck of a ride.