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- Implement an Accel Adjustable Vacuum Advance for improved throttle response and horsepower
- Allows you to infinitely adjust the amount of rate and advance and optimize your engine’s timing curve
- Advance chambers feature an adjustment wrench and an instruction guide
- Your Accel Adjustable Vacuum Advance is backed by a limited 90-day warranty
Install an Accel Adjustable Vacuum Advance today and take your throttle response to new heights. It infinitely adjusts the amount of rate and advance and optimizes your engine’s timing curve. Advance chambers include an adjustment wrench and instruction guide. Limited 90-day warranty.