The prefixes will correspond to a particular model. They all begin with a three number/letter prefix, followed by 7 digits.
However, Caterpillar is pretty consistent, and the dataplate on a Caterpillar engine can be found on the driver's side of the valve cover.Ĭaterpillar Engine Serial Number IdentificationĪll Caterpillar ESNs have a similar format. As you'll see later in this article, the dataplates for a certain type of engine can be found in various places depending on the model.
Most engine serial numbers can be found on the dataplate. Have questions about finding your ESN? Call our ASE Certified Staff! Give Us A Call!Ĭaterpillar Engine Serial Number Location Below we've collected the general formats your ESNs will have and where you can find them on your engine.
How to Find Your Diesel Engine Serial Number
Need an easy reference for locating engine serial numbers? Then download this free quick guide! This post will take you through some of the most popular diesel engine brands and where their engine serial numbers are located. If you know your engine serial number, you can find out the exact parts your engine was built with when it was first made. No engine that exists has the same serial number as another engine. The 4th digit.Have you ever thought much about your ESN or why you might need to know it? Diesel engine serial numbers are vital to ensuring you're getting the right fit for your engine.Įngine serial numbers are specific numbers assigned to every individual engine. The 4th digit Engineering Component identifier represents the major component group to which the part belongs to and/or the Ford division that originally designed the part. Which indicates this oil pan is an engine part and belonging to the engine division. The original Ford casting number for the oil pan is In fact this part is an oil pan meant for Big Block engines and was ordered from Ford with this part number. X is used for special parts and Y or Z are often service parts.Ĭontains letter Z which identifies this part as a Ford service part. Not all Engineering Component letters are meant for a major component group. In fact this is the part number for a 1968 390-428 Water pump. Take this example, C8AE-8505-H contains letter E which identify this part as an engine component or belonging to the engine division. It identifies which Ford engineering group designed the part and to which major component group the part belongs to. Only important or relevant applications show in this tableĮngineering Component ( the 4th digit from the first group)Įngineering Component is the 4th digit in the part number and always an alpha letter. The Mustang 289 also uses this intake which means that you will never see a Z as the 3rd digit on this intake when ford used it on Mustangs. Is a 1965 289 intake designed for Galaxie with 289 motor but the part may have been used on every model car line with the 289 motor. It should only be used as a basic guide to understanding the intended application. The Model Design digit is only a partial reference to the intended application but by no means does this imply a specific application. The Model Design digit is often the most misunderstood piece of information found on Ford casting numbers. Basic Design Digit "A" is a generic code. Take this example, C8AE-9425-F is a 1968 390 intake design for the Galaxie but the intake was also used with on all models and car lines with the 390 engine. Most parts where also used on several models and body lines. This is true, but it is important to understand that most parts are not limited to a specific body line. Take this example, D0ZF-9510-AA is a 1970 428 CJ carburetor designed for the Model Mustang and used only on Mustangs.įord usually designed parts for a specific body line. Often when a specific Model Design digit like Z or W (Mustang or Cougar) is found on a part, the part is most often specific to the intended designed model. Some parts are designed for specific application in mind. But this was not designed exclusively for the Fairlane application alone as the carburetor was also used on Mustangs 390 and Cougars 390. Take this example, C8OE-9510-D is a 1968 Carburetor designed for 390 motor with Fairlane body type. These generic digits make the part universal and/or specific to a body type.
They are generic Model Design digits like A O or S. Most parts are designed for more then one model application. It identifies the intended model for the part.It consists of mostly a letter but with some car models a number replaces the letter. The Model Design digit is the 3rd digit in the part number.
Model Design ( the 3rd digit from the first group) Engineering version alphanumeric (up to 3 digits but mostly single alpha digit)