Eliminate Timing Variation

The FAST Advance Lockout Kit (1000-2503) is the perfect solution for performance enthusiasts looking to lock out the mechanical and vacuum advance in their GM HEI distributors. By fixing the timing, you eliminate the variables associated with mechanical advance weights and springs, allowing for a consistent, locked-in ignition curve that is essential for high-performance engines and racing applications.

Why Use an Advance Lockout?

• Consistent Timing: Removes mechanical and vacuum advance variables for predictable engine behavior.
• Durable Aluminum: Precision-machined for a perfect fit and long-lasting durability.
• Easy Installation: Designed specifically for GM HEI distributors to simplify the lockout process.
• Performance Optimization: Ideal for engines running aftermarket ignition boxes or programmable ECUs.

Whether you are setting up a dedicated race engine or fine-tuning a high-output street machine, this lockout kit provides the stability your ignition system needs. By removing the mechanical components that can wear out or cause inconsistent timing, you ensure that your engine performs exactly as intended under all conditions. This kit is a simple yet effective upgrade for any builder who prioritizes precision and reliability in their ignition setup. Get the most out of your GM HEI distributor with this essential performance component. Discover more high-quality ignition upgrades at GGCRACING.