Holley 37-474 2 Barrel 500 CFM Rebuild Kit
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Each Holley Renew Kit carburetor rebuild kit contains all parts and gaskets that are necessary to restore “like new” performance to your carburetor. Detailed instructions are also included to guide you through the rebuilding process. Start off the season with a quality Holley Renew Kit repair kit. It's your guarantee for trouble–free cruising.
Fits Holley Model 2300 500cfm two barrel carburetors ONLY.
- Pump Diaphragm
- Needle & Seat
- Power Valve
NotesThis rebuild kit will service the following Holley Carburetors
R4412 R4412-1 R4412-2 R4412-3 R9011 R84412
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Q & A
There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.