JEGS Performance Products 40003 Adjustable Vacuum Advance

  • Sale Price: $21.99
  • Availability: Usually ships in 1-2 business days

Feature

  • Adjustable Vacuum Advance
  • For GM V8 HEI

Product Description

JEGS Adjustable Vacuum Advance for HEI replaces your OE non-adjustable unit. Allows you to change the amount of ignition vacuum advance for maximum performance while preventing detonation. Increases throttle response and horsepower while improving performance and fuel economy. Includes 3/32" Allen wrench and easy-to-follow instructions.

Product Detail

  • ASIN: B007VR6PZE
  • Item model number:
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