Medium and Heavy Trucks

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I have a c15 cat that we install the cylinder head on
hello. I have a c15 cat that we install the cylinder head on because the old head broke on top where rocker arm sets. after a week we started haven problems with it. have to much pressure in coolant s… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a 2013 international 7600 with a maxxforce 13. I am
I have a 2013 international 7600 with a maxxforce 13. I am replacing the thermostat housing gaskets. The dealer gave me kit number(###) ###-####92. when i removed the housing from the water distributi… read more
Scott Anthony
Scott Anthony
Master Technician
HS Diploma
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We have in our shop a 1997 Freight-liner with a Cat 3406E
Hello, we have in our shop a 1997 Freight-liner with a Cat 3406E with low power and not boosting properly. Engine SN# ***** The engine will make 0-1lbs of boost full throttle on a hill. No smoke, no b… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 2008 marine c12. The motor leaks oil at the rear of
I have a 2008 marine c12. The motor leaks oil at the rear of the oil pan I am three mechanics 4 pan gaskets later and Thousands in repair cost. Please help Thoughts? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 5EK 3406e that I cannot seem to get to run
Hello there, I have a 5EK 3406e that I cannot seem to get to run strongly, even after full out of frame overhaul … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
How to find and change the thermostat on a 1985 J_D 401.
How to find and change the thermostat on a 1985 J_D 401 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
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
10,343 satisfied customers
My 98 3406e cat is running cold (120-150) at all times. I
My 98 3406e cat is running cold (120-150) at all times. I have put all new thermostats and seals in it as well as all new antifreeze. We checked temp gauge with thermometer.. I read about a fitting po… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
I have a 3406e cat with about 60,000 on an inframe, new
I have a 3406e cat with about 60,000 on an inframe, new cylinder head, and new turbo. Yesterday it spun a rod and main bearing. So I am looking for a block and crank. I need to know which prefix block… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
I have a 6NZ 550 cat. About 6 months ago I had, what I
I have a 6NZ 550 cat. About 6 months ago I had, what I thought at the time, a water thermostat stuck open. I replaced both thermostats and all housing seals. 2 months later it started same thing. I ha… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
I have a 96 5EK engine that developed a vibration that
I have a 96 5EK engine that developed a vibration that starts at 800 and increase until about 1100 rpm then slowly fades out while sitting still. While driving the vibration starts at about 40mph and … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I'm working on a cat 3406E 5EK. I'm trying to figure out the
Hello, I'm working on a cat 3406E 5EK. I'm trying to figure out the camshaft end play. After bolting the thrust plate up, I have no end play and cannot spin freely. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
Cat man! I have a 1996 peterbilt 379 with a 3406E, serial#
hello cat man! I have a 1996 peterbilt 379 with a 3406E, serial# ***** i'm looking at a 1999 3406E serial# ***** in a Volvo, both are original to the trucks, my question is can the Volvo motor be put … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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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
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How to remove water pump from front structure on 1989 Cummins
How to remove water pump from front structure on 1989 Cummins l10 after removing bolts and front pulley. … read more
cumminsdr
cumminsdr
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High School or GED
1,886 satisfied customers
Hi Cat Man, Iam working on a 1999 Peterbilt 379 with a 3406E
Hi Cat Man, I'am working on a 1999 Peterbilt 379 with a 3406E CAT in it, after sitting for a couple of days it will start up right away like usual but after about 10 seconds it will stall out.To get i… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 satisfied customers
reassemble & install oil cooler on "2007" cummins isx 56
reassemble & install oil cooler on "2007" cummins isx 565hp pre emmision step by step with torque specs please… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
Looking at a 2007 Peterbilt, PRE-DPF C-13 ACERT engine, 16210c
Looking at a 2007 Peterbilt, PRE-DPF C-13 ACERT engine, 16210c trans, .355 rears, 24.5 tall rubber, 645,000 miles, fresh in-frame. This is a direct quote from the seller's email: (We will warranty at … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,343 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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