This engine is very popular because of its reliability and versatility. Even though the 3406E engines were unbeatable in their heyday, time may start to play a role in these oil leaks.Ĭylinder Bore Diameter: 5.4000-5.4020" (137.16-137.211 MM)Įngine Comments: 3406E truck, OHC, 24 Valveįollowing the production of the 3406E, Caterpillar released the C15 in 1999. The age of your engine is definitely something to consider. Another cause of these oil leaks is hardened rubber plugs near the back of the engine block due to aging. In later models this was fixed, but it remained an issue throughout the early production of these engines. During the production of the 3406E, Caterpillar wasn't using the best gaskets. A common spot for leaks is near the rear side of the engine around the spacer plate and the cylinder block. You may have heard of oil leaks with the 3406E. However, as with all engines, there are usually a few issues that are well known. The Caterpillar 3406E is a fairly bulletproof diesel engine in terms of problems. Our Caterpillar 3406E Engine Spotlight highlights some of the history, serials numbers, and aftermarket improvements to the model. It worked so well in fact, that today they're still being used for many different applications. Finally, we had the 3406E being the first fully electronic motor that worked well. The C model first began to see electronic functions with its fuel pump, but remained mostly mechanical. The 3406A/3406B were both fully mechanical engines.
#3406E ENGINE FOR SALE SERIES#
It was the first fully electronic motor in the series its predecessor was the semi-electronic 3406C engine.Ĭaterpillar released many variations of the 3406 before finishing on the 3406E. The 3406E began production in 1993, and long story short, people loved it. Many mechanics praise this engine as being one of the best. The Caterpillar 3406E has been known as a reliable diesel engine throughout the years.
#3406E ENGINE FOR SALE UPGRADE#
Looking to upgrade your engine? Talk to Our ASE Certified Technicians! Give Us A Call! The last thing you want is to purchase an unreliable engine! We'll be covering the unique problems, differences, and specifications you should know before investing your money. If you're considering purchasing a Caterpillar 3406E, C15, or C15 ACERT, we have the information to help you make a decision. Picking the right diesel engine model is no easy task.
The Primary Differences Between Caterpillar 3406E, C15, and C15 ACERT Diesel Engines
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