Common questions

What oil does a 12v Cummins take?

What oil does a 12v Cummins take?

1989 – 1998 Dodge Ram, Cummins 12v Fluid Specs & Capacities

Engine oil: 15W-40 (ambient temperature > 10° F)
5W-30 (ambient temperature < 0° F w/o block heater)
Engine coolant: 50/50 ethylene glycol coolant, distilled water
Automatic transmission fluid: 47RH/47RE 4 spd
Manual transmission fluid: GETRAG G360

What oil goes in a Cummins?

Cummins specifically recommends two Valvoline oils for its engines. The 15W-40 oil is for temperatures above 0 degrees Fahrenheit while the 5W-40 is for extremely cold temperatures.

What kind of engine does a Cummins 5.9 have?

Here is our article on Cummins 5.9 12v engine problems. The ISB 5.9 featured an inline-6 cylinder engine with multi-valve pushrods, and 4 valves per cylinder. Therefore, the Cummins ISB 5.9 is also commonly known as the 24v, or 24-valve.

What are the coolant requirements for Cummins machine?

Cummins Coolant Requirements & Maintenance Title Cummins Coolant Requirements & Maintenance Created Date 6/25/2003 6:13:16 PM

Is the Cummins 6.7L engine still in production?

The engine continued in production until 2007 when it was retired for the 6.7L Cummins, primarily due to increased emissions regulations. The Cummins diesel engine is unique in the diesel truck world, as it is uses an inline design and only features 6 cylinders.

Is the Cummins diesel engine an ordinary engine?

The diesel engine in these trucks is no ordinary engine however, they’re one of the most durable diesel engines ever built. Just because they have a reputation for durability, doesn’t mean that you should take a chance when it comes to proper maintenance though.

Here is our article on Cummins 5.9 12v engine problems. The ISB 5.9 featured an inline-6 cylinder engine with multi-valve pushrods, and 4 valves per cylinder. Therefore, the Cummins ISB 5.9 is also commonly known as the 24v, or 24-valve.

The engine continued in production until 2007 when it was retired for the 6.7L Cummins, primarily due to increased emissions regulations. The Cummins diesel engine is unique in the diesel truck world, as it is uses an inline design and only features 6 cylinders.

What causes fuel injectors to fail on a Cummins 5.9v?

If you don’t frequently change your fuel filters the dirt in the fuel can easily get clogged in the injectors. This can cause the injectors to either leak and drip fuel into the engine, or clog and not provide enough fuel to each cylinder. Fuel injectors on the 5.9 24v are known to fail around the 150,000 mile mark.

Why does my Cummins 5.9 engine not heat up?

The 5.9’s engine block is made of cast iron. Cast iron is very rigid and inflexible, which causes the block to actually expand as the engine heats up. While the block will only expand by a fraction of an inch, the constant expansion and contraction causes a lot of stress on the exhaust manifold.

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Ruth Doyle