How to Identify a Walbro Carburetor

Written by floyd drake iii | 13/05/2017
How to Identify a Walbro Carburetor
Walbro specialises in carburettors for small engines, including lawnmowers. (cutting grass image by katja kodba from

Walbro is a manufacturer of small-engine carburettors and their product line-up includes two-cycle, four-cycle and diaphragm carburettor models. The Walbro carburettor is commonly used on lawnmowers, chain saws and other equipment powered by small engines. Tecumseh is a popular brand that uses various Walbro carburettor models on select Tecumseh products, including Walbro's WT, WHG and LMK models. Walbro carburettor identification is a straightforward process which requires locating the Walbro identification number stamped on the outside body of the carburettor.

Locate the carburettor in question on the engine. On small engines, the carburettor is a prominent feature of the engine, bolted to the side of the engine with a fuel line attached to it, and an air cleaner covering it.

Search the carburettor body for the Walbro carburettor identification numbers. According to the Small Engine Advisor site, Walbro identification numbers are normally found on the outside body of the carburettor. Walbro carburettor identification codes are a combination of letters and numbers, WT-160B, for example. Also, the Walbro name is sometimes prominently cast on the carburettor body.

Determine the Walbro carburettor model using the model identification number. The Walbro computer model in question is identified in the model identification number. Therefore, a carburettor with the model number "WT-160B" is a Walbro WT-series carburettor.


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