Mr. Gasket Throttle Return Spring Kit offers a convenient dress up solution when using a Holley 2300/2305 series 2-barrel or 4150/4160 series 4-barrel carburetors. This kit is complete with Chrome plated brackets for an upgraded look from factory and includes both heavy and light spring sets to offer maximum flexibility in matching springs to provide you that progressive pedal feel.

Product Features:

• Fits Holley 2300/2305 series 2 BBL carbs and 4150/4160 series 4 BBL carbs for compatibility on hundreds of Holley Carburetors
• Includes both heavy and light spring sets for maximum flexability is setting pedal feel
• Chrome Plated Steel brackets
• 8 Spring Tension Settings
• Electro-Lease Nickel-Plated
• Resists Rust
• Resists Extension Fatigue