Zenith is a well-known brand in the carburetor industry and has been producing quality carburetors for over a century. If you own a vintage vehicle or are a mechanic who works on them, it's essential to know how to identify the type of Zenith carburetor you have. In this article, we'll provide you with a guide to Zenith carburetor identification, including tips on how to find the model number and what to look for when identifying the type of carburetor.
Finding the Model Number
The first step in identifying a Zenith carburetor is to find the model number. This is usually stamped on the side of the carburetor body or can be found on a metal tag attached to the carburetor. Some Zenith carburetors may also have the model number stamped on the throttle body.
The model number and Zenith identification number are not the same thing. Model number are like 28, 228, 63, 267. Zenith identification numbers are like 12334, 13456, 11454
Identifying the Type of Carburetor
Once you've found the model number, you can use it to identify the type of Zenith carburetor you have. Here are the different types of Zenith carburetors and their corresponding model numbers:
- Updraft Carburetors
Updraft carburetors are mounted on top of the intake manifold and draw air and fuel upward into the engine. Zenith updraft carburetors usually have model numbers that begin with 13, 14, 161, 267 or 20.
267 may have a tag, or number stamped on the top.
- Down-Draft Carburetors
Down-draft carburetors are mounted on the side of the intake manifold and draw air and fuel downward into the engine. Zenith down-draft carburetors usually have model numbers that begin with 28, 228, or 63.
- Side-Draft Carburetors
Side-draft carburetors are mounted on the side of the engine and draw air and fuel sideways into the engine. Zenith side-draft carburetors usually have model numbers that begin with 36, 63, or 161.
- Multiple Venturi Carburetors
Multiple venturi carburetors are designed with more than one venturi or throttle barrel. Zenith multiple venturi carburetors usually have model numbers that begin with 63 or 161.
Conclusion
Identifying a Zenith carburetor is essential for maintaining and repairing vintage vehicles. By knowing how to find the model number and what to look for when identifying the type and condition of the carburetor, you can ensure optimal engine performance. Remember to consult with a trusted mechanic or carburetor specialist for expert advice and assistance in identifying and repairing your Zenith carburetor.
