HEI Advance Curve Kit 72300 for GM HEI Distributors, 3-Set Adjustable Ignition Advance, Compatible with Chevy, Pontiac, GMC, Cadillac, Buick V6/V8
US$5.06
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Product details
| Management number | 233872433 | Release Date | 2026/06/27 | List Price | US$5.06 | Model Number | 233872433 | ||
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- HEI Distributor Compatibility: Precision-engineered for GM HEI distributors, this HEI Advance Curve Kit ensures seamless integration and optimal performance across all compatible Chevrolet, Pontiac, GMC, Cadillac, and Buick V6/V8 engines.
- 3-Set Adjustable Ignition Advance: Equipped with 3 groups of advance springs in different stiffness (Fast/Ultra-Fast/Extreme-Fast) to freely adjust the speed and timing of spark advance—performance, and race—enabling precise, tuning of initial, mechanical, and vacuum advance timing for your specific driving needs.
- Engine-Specific Optimization: Designed exclusively for GM V6/V8 applications, the kit delivers accurate centrifugal advance calibration to maximize throttle response, fuel efficiency, and low-to-mid RPM torque in vehicles compatible with Chevy, Pontiac, GMC, Cadillac, and Buick powertrains.
- High-Quality OEM-Matched Components: Features hardened steel weights, calibrated springs, and durable bushings built to exact HEI distributor specifications—ensuring long-term reliability and repeatable ignition timing consistency.
- Plug-and-Play Recurve Solution: No machining or permanent modifications required—this Automotive Replacement Distributor Recurve Kit installs directly into HEI housings, making it the fastest, most reliable way to upgrade ignition timing on compatible platforms.
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