Where are my Mack engine numbers located? Have more questions about your Mack diesel engine? Call our ASE Certified Technicians and let them give you a hand! Give Us A Call!

This is followed by three digits that indicate horsepower, and then there can be a suffix letter (L or R) that points to the engine speed. The newer engines have a simpler system of setting up the engine model designator. These prefixes would also include an emission standard designator (Z, Y, or X), followed by numbers that tell the cubic inch displacement. ENDTB: Turbocharged Diesel with Engine Brake.For example, the letters for an early model mean the following: The engine model designation meanings have changed slightly through Mack's history, so the exact definition depends on if you have an older or newer model. What are the Mack Model Designation Meanings? Having trouble with your diesel engine? Read our blog, Common Diesel Engine Problems, to learn more about frequently experienced issues. Want help finding your Mack engine serial number on the go? This free quick guide can help! So we're going to go through some information that might be useful to you as you shop. And when you do, you'll need to have some identification numbers ready to help ensure you get the right parts for your diesel engine. They are now owned by Volvo, but through their long history they've produced engines that remain popular with many operators.īut even though they're built to last, there are times when you'll need to purchase replacement parts for your Mack engine. They were founded in 1900, originally as the Mack Brothers Company.

Mack engines have long meant durability and strengthjust look at their bulldog mascot.

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