

The more specific information you can find regarding your engine, the more sure you can be that you'll be purchasing the right parts. In some situations, you might also want to have your casting numbers, which are on the engine block itself, and the connecting rods. This tag is most frequently found attached to one side of the engine or another.

Where is My John Deere Engine Serial Number?Īs we mentioned, you can locate your ESN on a plate in your engine. Want help finding the right parts for your John Deere? Our ASE Certified Technicians can help! Give Us A Call! If it ends with 150, 151, 180, 220, 250, 275, or above, then you have a PowerTech engine. Instead, take a look at the model number below the serial number on the engine serial number plate. There might be a sticker on your valve cover that lets you know if your engine is a PowerTech, but that may have come off during operation. This is because while they have the same model designations as the Series 300, they need very different parts. The last 6 digits are your serial number sequence.Īdditionally, it would be helpful to know if your engine is a PowerTech or not. L, M, N, or P: Tier 3/Stage III emission certified.G, J, or K: Tier 2/Stage II emission certified.C, E, or F: Tier 1/Stage I emission certified.

Newer engines, on the other hand, use this letter to indicate their emission certification, as follows:

John Deere didn't start out producing diesel engines.
