User:Ksae432/Notes

The M121 was a straight four-cylinder engine made by Mercedes-Benz during the 1950s and 1960s and used in their mid-size sedans, such as the 190, and in the 190 SL convertible. The crankshaft was carried by three main bearings. In the 190 SL, the engine had two parallel carburetors.

Category:Mercedes-Benz engines