; The answer to your throttle return spring linkage problems if you're running a 2300/2305 series two-barrel or 4150/4160 series 4-barrel Holley® or Road, Speed, Race Demon™ carburetor; Designed and built rugged enough for competition, yet its polished chrome finish is suitable for the finest show car; Includes one set of heavy and one set of light springs
- For 2300/4100 Holley Series/Road/Speed/Race Demon Carb Mounts
- Fixes throttle return linkage problems for 2300/2305 2 & 4150/4160 Carburetors
- Rugged enough for competition
- Polished chrome finish
- Includes 1 light & 1 heavy set of springs.