How to Determine Engine Size of Vehicles

by Contributing WriterUpdated June 12, 2017

It can also tell you the size of the engine running your Vehicles. Decoding your Vehicles is a simple process, usually just requiring a phone call to your local dealership. There are also a few Vehicles decoder websites on the Internet. However, the most reliable way to determine engine size is a quick call to a professional Vehicles a dealership.

Under The Hood:

 How to Determine Engine Size From The VIN

Locate the 17-digit VIN on your vehicle. The most common areas for a VIN are on the dashboard near the base of the windshield, inside the glove compartment or on the inside frame of the door.

Write down the 17-digit code.

Call your local dealership corresponding with the make of your vehicle and ask to speak to representative who can help you decode a VIN.

Read your VIN to the representative and ask him to decode the engine size for your vehicle.

 How to Determine Engine Size of a 1977 Ford F-150

Locate the "Vehicle Certification Label" on the driver's door pillar. Open the driver's door and look at where the door latches, it is right above the latch post where the door shuts. On the cab, not the door.

Write down the number in the upper right of the label. It is 11 characters long and will look something like this: "F25HLDC0000."

Note the fourth character, which will be a letter. It decodes as follows: "B"-300 cubic-inch inline-six; "G"-302 cubic-inch V-8; "H"-351 cubic-inch cubic-inch V-8; "M"- 390 cubic-inch V-8; "S"-400 cubic-inch V-8; "J"- 460 cubic-inch V-8. In the above example "F25HLDC0000," The "H" is the engine code denoting a 351 cubic inch V-8.

Items you will need

  • Pencil and paper

 How to Determine the Engine Size of a Ford Ranger

Open the hood and locate the emissions sticker on the upper radiator support. The engine family is listed in small print in the box on the bottom-right corner of the sticker. It is not labeled as such, but is identifiable by its use of the standard engine size format – "2.3L", "4.0L," etc.

Locate the 17-digit VIN under the windshield on the driver-side dash. Record the VIN and use a VIN decoder website, such as the one in the Resources section of this article, to determine your specific engine size. Alternately, you can record the 8th digit of the VIN, which is the engine code, and decode that digit based on your year and model.

Look in your owner's manual, or access an online manual for your year and model, and look in the "Engine Compartment Component Identification" section. By comparing the pictures in the manual with the component locations in your engine compartment, you can identify the engine in your Ranger.

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