Carburetor Rebuild Kit Replacement For 37-485 Holley 4150 Model Double Pumper 4 Barrel CFM 600 650 700 750 800 850 With Gaskets O Rings Diaphragm Needle Power Valve Pro Grade Performance Upgrade

Pro Grade 37-485 Carburetor Rebuild Kit for 4150 - 1 Kit
✔️ Includes gaskets, O-rings, diaphragms, needles, power valves

This rebuild kit is designed to restore 4150-series double-pumper carburetors to peak performance on street and race applications. It includes all necessary gaskets, seals, diaphragms, needles, and power valves to renew fuel metering and sealing.

✅ Complete gasket and O-ring set for 37-485 4150 carburetors
✅ Pump diaphragm, needle and seat included for proper fuel metering
✅ Power valves rated 125-65 6-5'Hg for accurate metering
✅ Fits 650-850 cfm double-pumper models for strong performance

💡 What is a carburetor rebuild kit used for in performance tuning and maintenance?

This handy kit helps restore seals and fuel metering to original specs. - Restores gasket integrity and prevents leaks - Includes diaphragms, needle and seat, and power valves to renew metering - Helpful for street and race setups