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I'm install a cat c15 head this morning and need all torque
I'm install a cat c15 head this morning and need all torque settings as well as overhead procedure and setting serial number 6nz04778… read more
NicholasM1019
NicholasM1019
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Vocational, Technical or Trade School
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Cummins n14 fresh rebuild, havent broken in yet. fired it
cummins n14 fresh rebuild, havent broken in yet. fired it off let it idle for a few to check for any oil leaks, things like that.customer showed up with new ceramic manifold and new turbo. pulled turb… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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I have a 2006 387 with c15 acert i have water coming out of
i have a 2006 387 with c15 acert i have water coming out of the blowby pipe with lots of blow by and i beleive its water in the oil pan its greenish but not milky just had it rebuilt new sleaves,head,… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a Perkins 4.236 in a Hyster forklift. The head,
I have a Perkins 4.236 in a Hyster forklift. The head, injectors, and injector pump have been rebuilt. It has only been started twice since reassembly. It reluctantly starts with great difficulty if t… read more
Curtis B.
Curtis B.
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Associate Degree
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My shop has rebuilt two different C15 engines in the last
My shop has rebuilt two different C15 engines in the last couple months. One we rebuilt with aftermarket parts including a new aftermarket head. The second was rebuilt with a platinum kit and reman CA… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Cat Man, I have a 6NZ that I'm having a couple issues with.
Cat Man, I have a 6NZ that I'm having a couple issues with. The first and worst is I had it in for a 10,000 mile service and found antifreeze coming out of # 4 exhaust port. 20,000 miles ago it had a … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
Cat 6nz had block redone deck been machined new cat liners
cat 6nz had block redone deck been machined new cat liners new cat deck plate but all 6 liners below deck plate block cut and new sleeves put in top for seal ring then machined my only thoughts is lin… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Catman I hae a 6nz that we have rebuilt. The block was decked
catman I hae a 6nz that we have rebuilt. The block was decked and we did have trouble with t blowing head gaskets in past, we had a accert crank in it along with those pistons and so on. We changed it… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
Good morning I have a GTA 855P3 operating in natural gas compression
Good morning I have a GTA 855P3 operating in natural gas compression application running on natural gas. Unit started burning coolant 1/2 liter in 24 hour period for a couple of months now.I have chgd… read more
Joseph Book
Joseph Book
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Master's Degree
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I have a caterpillar c 15 6nz that started pushing coolant
I have a caterpillar c 15 6nz that started pushing coolant out the radiator blowby tube so wepulled it apart and all 6 liners were moving,so we counterbored all 6 and shimmed them accordingly and inst… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
i have a 95 pete with a cat running down the road everything
hi i have a 95 pete with a cat running down the road everything looked good guage wise shut itself self down got out and had antifreeze leaking out of stacks and is hydro locked 200 miles on inframe t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
. Just rolled 1.1 million miles on my 475 hp acert in
Hello. Just rolled 1.1 million miles on my 475 hp acert in an 05 pete 379. I bought it at 570k miles from my dads rigging company in CA. It has been a VERY reliable engine for me. I have several ???s … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
I have a 6nz c15 recent rebuild that pumps oil out of the exhaust
I have a 6nz c15 recent rebuild that pumps oil out of the exhaust manifold. Has been back 6 times and after last rebuild stopped but backlash on timing gears was too tight and very noisy. No oil probl… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
I have the same problem,150k back replaced head gasket,replaced
I have the same problem,150k back replaced head gasket,replaced head,did put new spacer plate,and now pressure builds up in cooling system and time by time surge happened and antifreeze going out true… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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catman when guys take a newer accert motor c15 and change the
catman when guys take a newer accert motor c15 and change the ecm back to a 70 pin pre accert and change the turbo and all that. The ivas don't hold the intakes open and the compression is increased t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
Cat c15 6nz rebuild kit: Keeps blowing fire rings around exhuast valve
Catman I have a 6nz that I put a bxs crank and a rebuild kit for it, a bxs in. It has been running good but the head gasket won't stay in it. I keep blowing or burning the fire rings around the exhaus… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
catmanI just put a head on a 6nz c15. We were cranking it
catman I just put a head on a 6nz c15. We were cranking it over for the first time and noticed a ton of oil running out of the front of the head, above the deck basically around the cam.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,288 satisfied customers
International 4700: oil leaking out of exhaust ports 4, 5,
oil leaking out of exhaust ports 4, 5, 6 only. All valve seals have been replaced, 3 new injectors installed and a new turbo installed. Put back together, started and still have smoke out the exhaust … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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