c12 cat engine problems

Cat used to be very reactive and supportive to product issues however on this. The fire rings tend to blow out because of the way the liners and the cylinders are constructed.

Caterpillar C12 2ks For Sale

Caterpillar claims that the primary failure mode for the C12 from overspeed is valvepiston failure when the Jake is activated.

. The design of the charge air cooler manufactured by Modine was defective. But the issue is with the engine block design itself not the head gasket. Discussion Starter 1 Oct 26 2010.

The C12 Caterpillar is a diesel engine intended for marine propulsion with a range of 345 497 mph. Caterpillar replaced many parts to include the ECU and the turbocharger. Hi Folks I have a Cat C-12 fitted in my commercial charter boat engine has been sitting idle for 9 weeks since my tourist season finished went to it the other day and could not start it put it down to a fuel problem as it does occasionally loose pressure in the system if left too long bad.

Original steel fuel tanks were leaking. Posted By BIG AL Sunday September 11 2011 118 AM. Have 370 gears with ours and gets 65mpg.

I wouldnt say the same about the c-10s but they are fine to 85000 gross. Depending on the weight you will be pulling and how fast you want to run I HIGHLY recommend a 13spd transmission. And 1 boat with 850 129s.

These boats puts 1000 hours per season. Weve had a 430hp C12 for about 4 yrs. The biggest problem with the C15 design is the head gasket.

We were all head scratching C9 was going through a major design tear up with HUEI being replaced with common rail system and new 4 valve head and looked ready to rock and roll at Tier III. HEY GUYSI GOT A 98 CAT C12 ENGINE IN A WESTERN-STARTHE ENGINE IS BLOWING HUGE AMOUNTS OF BLACK SMOKE WHEN I ACCELERATEENGINE SURGES-ECT. 2 - 15-Nov-10 Original Post.

Other than that a good engine the fixes are out so you will really only have to do them once. The 127 detroit and then the mack were 12 liter. The fuel economy that makes the C12 the definition of environmentally friendly is all thanks to the controlled fuel system which enables it to.

Newly registered and have a Cat C12 problem. I had the same problem with 2003 Cat 3196 engines brother to the C12. Other than that a good engine the fixes are out so you will really only have to do them once.

However the liner rests on the block as opposed. It is a fine engine. Common Cat C12 Engine Problems.

C-12 is a good motor. In the context of US boating yes C12 deserved a bad press and looking at very small hours clocked up by boaters here there is the difference. I ran a 1 of 3 sport boats involved in the Cat c87 program.

These were gravity feed instead of top feed. I can say they tested 2 boats with 1000hp 129s. A fuel pressure gauge with the right fitting for your Cat Diesel through the Amazon Affiliate Link.

The problem was finally solved when the fly by wire control at the helm station was replaced. There is major trace of coolant on dipstick. You need to speak directly with CAT if you have questions about the motors.

Hi there i got a c-12 engine sitting in a 2000 379 pete it has a grain box on back only gets 10000km year but needs to be very reliable. Expect to do a head gasket and CamFollowers between 750 and 1 million. As you may know people have search hundreds times for their favorite novels like this C12 Caterpillar Engine Problems but end up in infectious.

The oil testing results shows that oil is diluted with high amount of disel. Being able to split the top side makes a HUGE difference in pulling ability. Known C-12 issues.

The Caterpillar C12 is a 732 cubic-inch diesel air-to-air cooled engine 12-valve engine. Worked at a Cat TEPS dealer for truck engines. Anyway the Cat C12 120L engine makes up to 445 horsepower and 1650 lb-ft.

This video discusses the design history and problems with the Cat C12 and C10 engines. However the C12 diesel still delivers solid performance. The Cat C12 is an excellent engine that many view as very reliable.

Up to 15 cash back Cat c12 problems cam follower tore up cam now replaceing the head i wanted to know if there were any - Answered by a verified Technician. Issues had their roots way back in 3176 and 3196. Had a friend dont we all who had aluminum tanks from an older Intl.

I have heard from several RVers who have destroyed their engines because of valve problems Caterpillar claims they have used the stock C12 with a different head for racing and turned 3200 rpm. Topic View Topic Options. The liners on the C15 sit in the engine block similar to a C13.

The C12 cat engine has a good reputation due to its good performance and even better fuel economy. I have heard from several RVers who have destroyed their engines because of valve problems Caterpillar claims they have used the stock C12 with a different head. Cat C-12 Will not start.

I CHECKED THE FUEL. 2003 Cat C12 with 240000 miles in a Intl 9100i daycab. Steam clean the core in order to remove any.

90 Every 246 050 L 65 000 US gal of Fuel or. My engine also ran fine and looked normal with the diagnostic computer hooked up. Cat c12 problems.

Up to 15 cash back I got recently an 8 liters engine oil consumption in the C12 CAT engine serial number BDL05137 mounted on a crusher. These problems are common ask around and youll find out. SAFETYCATCOM C-12 and C12 MARINE ENGINES Maintenance Intervals.

Engine SpeedTiming Sensor - CleanInspect. Guide NEHS0526 or consult your Caterpillar dealer for more information. About a year ago CAT suddenly pulled their Tier III C13 customer field trial boats put the original C12s back in and went home.

Its not quite as capable as the larger C15 or the C13 successor. The torque of these 12 liter power plants are higher than lots of the 14 liter power of the 80s. These engines will run gross weights up to 120000 lbs in lots of places and do the job just fine.

So I cannot give you specifics on the 129s.

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