Are there any issues with the Cummins ISL 9L?

The CUMMINS isl is a very good engine, at our shop we have had very little major engine issues before the 400,000 mile range. When you get to 400,000-500,000 it will definitely need an over haul. But to more answer your question the issues before that mileage has been water pumps, air compressors, and on a rare occasion an injector or 2.

How many miles does a Cummins engine need?

So if it is a Cummins engine it should only have a particular filter on the exhaust and not require DEF additive. I have a 2008 unit with the ISL HP Cummins engine with a particular filter and have 33,000 miles on it even though I am not fulltime.

Which is the best Cummins engine for a motorhome?

The most popular heavy-duty engine in North America, the X15 is capable of powering premium motorhomes of any size with up to 605 hp and 1950 lb-ft of peak torque. The X15 also has best-in-class braking horsepower, for greater vehicle control. X12 The X12, with up to 500 hp and 1695 lb-ft of peak torque, is the lightest engine in its class.

When to buy a new Cummins diesel engine?

Hope this limited information helps. Rich. If you are purchasing a 2008/2009 unit it should have an engine that was built before Jan 1 2010. So if it is a Cummins engine it should only have a particular filter on the exhaust and not require DEF additive.

The CUMMINS isl is a very good engine, at our shop we have had very little major engine issues before the 400,000 mile range. When you get to 400,000-500,000 it will definitely need an over haul. But to more answer your question the issues before that mileage has been water pumps, air compressors, and on a rare occasion an injector or 2.

How many horsepower does a Cummins motorhome have?

With engines rated from 300 hp to more than 605 hp, Cummins offers power and reliability for every type of motorhome on the market. X15 The most popular heavy-duty engine in North America, the X15 is capable of powering premium motorhomes of any size with up to 605 hp and 1950 lb-ft of peak torque.

Where can I get help with my Cummins Engine?

Any one of our 170 service locations across North America can provide service and warranty for your Cummins engine, generator and aftertreatment systems. Who do I call for help? 1-800-CUMMINS TM.

Where can I get coach care for my Cummins RV?

Plus, while all North America service facilities can repair your Cummins engine and generator, we’ve partnered with Spartan at more than 60 locations and Tiffin at select locations to offer chassis service to get you back on the road again. Summer is approaching, and our U.S. Coach Care™ locations are here to make sure your RV is ready to roll.

How big is a Cummins 8.9 litre engine?

Region Change your Region and Language here. Cummins ISL is a highly flexible power choice with a low weight, compact size and fuel efficient 8.9 litre configuration.

What happens when an ISL 9L engine goes into Regen?

When the engine goes into regen, the exhaust temp will exceed 1000 degrees Fahrenheit (don’t know the cel. equivalent, lol). With this temp it will break down the oil lubricity causing more friction on the internal components, which will cause more heat, more heat causes more wear, more wear causes engine rebuild soon than needed.

How big is a Reman ISL Cummins Engine?

Reman ISL Long Block Parts List: Cummins ISL Spec Engine Data Engine Type Four Stroke, In-Line, Six Cylinder, Displacement 8.9 L (541 ci) Bore 4.49 in (114 mm) Stroke 5.69 in (145 mm)

Region Change your Region and Language here. Cummins ISL is a highly flexible power choice with a low weight, compact size and fuel efficient 8.9 litre configuration.

When the engine goes into regen, the exhaust temp will exceed 1000 degrees Fahrenheit (don’t know the cel. equivalent, lol). With this temp it will break down the oil lubricity causing more friction on the internal components, which will cause more heat, more heat causes more wear, more wear causes engine rebuild soon than needed.

How many cylinders are in a Reman ISL engine?

Reman ISL Long Block Parts List: Cummins ISL Spec Engine Data Torque Range 700 to 1255 ft-lbs Weight (Dry) 706 KG Cylinders 6 Inline Cylinder Head Material Cast Iron

What kind of lift pump does a Cummins ISL use?

5-2003 Cummins 8.9L ISL (380/400HP) CAPS Fuel System; This heavy duty adjustable fuel pump is designed to meet the demands of the added strain of a performance module on the CAPS fuel system. The CAPS fuel system is known to be a weak fuel system as the factory lift pump only engages for the first 30-45 seconds after the key-switch is engaged.

Why is my Cummins 400 ISL engine overheating?

The common denominators are Freightliner chassis – 400 ISL – Side Radiator. I had a 2004 Allegro Bus that had similar issues. The root problem is that Freightliner uses a 1,050 sq in radiator in those years.

What should the temp be on a Cummins 400?

It was typical of the temp gauge going to 220 degrees and my MMDC’s LCD display would flash the high temperature warning and sound the alarm. But, 220 degrees isn’t the danger point. It’s a warning that you are getting there soon though. What I then did was manually downshift the Allison to keep the revs up.

What’s the Trans temp on a Cummins 400 ISL?

Mine runs between 198 – 204F reported by the SilverLeaf. When I park it and idle the engine, I’ll see 178 – 180F. I’ve got the advertising flap removed. Trans temps run 212 – 224F. (SilverLeaf reading) I try to climb steep hills at 800 FtLbs and close to 1500 RPM.

The common denominators are Freightliner chassis – 400 ISL – Side Radiator. I had a 2004 Allegro Bus that had similar issues. The root problem is that Freightliner uses a 1,050 sq in radiator in those years.

What is the coolant temp on a Cummins ISL 8.9?

When driving on relatively flat roads, when the outside air temp is 60 to 80 degrees, our engine coolant temp runs about 198 – 204 degrees, depending on the steepness of any small hills we may be climbing or descending. Even when driving across the Arizona desert, when it was 115 degress, our coolant temp ran a pretty consistent 202 – 206 degrees.

What should the RPM be on a Cummins 400?

Keeping the RPM up on steep grades doesn’t help much. TEMP RUNS FROM 195 TO 236 KEEPING RPM UP ON STEEP GRADES DOESN’T HELP MUCH. Welcome to the FMCA Forum.

With engines rated from 300 hp to more than 605 hp, Cummins offers power and reliability for every type of motorhome on the market. X15 The most popular heavy-duty engine in North America, the X15 is capable of powering premium motorhomes of any size with up to 605 hp and 1950 lb-ft of peak torque.

Which is better Cummins ISB or ISL engines?

Cummins ISB and ISL engines provide better fuel economy than earlier models, as well as near-zero emissions with the Cummins Aftertreatment System – the performance you expect from a luxury RV. They also provide:

What’s the temp on a Cummins ISL 8.9?

With ambient temps in the mid to high 80s it runs around 210 degrees on level ground at 65 mph. On a two mile, 2% grade (a tiny hill) it went to 216. Slow down to 40 mph or coast downhill and the temp will drop to 180.