I want to save the customer the much added expense and downtime, to pull the engine, disassemble, wait on the machine shop to resurface,...
That picure is a 60 Series Detroit. Not a DD15.
I am working on a Detroit DD15 that blew it's head gasket on #6 cylinder. When I checked it out, I found that the liner protrusion was at .005"...
Jerre Martin Repair in Ephrata Pa. stocks custom made ARP head bolts for Cat C15 engines.
It could be a warped injector seat. That can be repaired in the truck.
I am warning everyone, to avoid 2010 to 2013 ISX engines, because they (could) have 152 mm liners. I am finding many of those counterbores...
Susquehanna Service at the Buck
I am embarrassed. I was completely wrong in my diagnosis of this problem. I should have waited until we got the block into our shop, to publish my...
It was .005" higher than the rear.
I do not think that you understand the situation. I machined the counterbores perfectly, measured from the block deck. The bore in the block is...
I do not know the mileage, but it is high. The reason that they tore it down, was compression in the cooling system, which is normal, due to Cat...
I measured the counterbore depth all around. They were perfect after I had machined them for .010" shims. As I stated in my previous post, they...
If the had a small flange, it probably would crack, but these are deep counterbores, so they spread the distortion over a larger area.
Yes, the liners were at .007" protrusion when clamped down. That is the high side of the spec, which is what I ALWAYS aim for!
The bores in the block, for the liners, are bored crooked (Front to back). The liners when installed but not clamped down, are .005" higher in the...
If you have a Cat C13 (maybe C10/C11/C12 also) that is getting coolant into the oil, I have found a manufacturing defect in a C13 that caused...
I now am doing this repair on Mack E7 engines. I now use Stainless steel inserts on both Cats and Macks.
Call me. 717-368-8532
Unless you want to take it apart again, you definitely want to have the counterbores machined for shims. Cat liners should be at .0055" to .0065"...