Holley 20-59 Quick Change Secondary Spring Kit for Carburetors with Diaphragm Cover, Plastic, Black

The Holley 20-59 Quick Change Secondary Spring Kit is designed for precise tuning of secondary throttle response in Holley carburetors. This kit includes a durable plastic diaphragm cover in black, ensuring reliable performance and easy installation. The quick change feature allows for swift adjustments to the secondary spring tension, enhancing throttle response and drivability without the need for extensive disassembly. Compatible with a range of Holley carburetor models, this kit is ideal for performance enthusiasts seeking optimized airflow and response in their vehicle's fuel delivery system. Constructed from high-quality materials, it offers durability and consistent operation under various driving conditions.

Features:

• Quick Change Secondary Spring Mechanism for Fast Tuning Adjustments

• Includes a Black Plastic Diaphragm Cover for Durability and Aesthetics

• Designed for Holley Carburetors to Enhance Throttle Response

• Easy Installation for Performance Tuning without Disassembly

• Constructed from High-Quality Materials for Long-Lasting Use