I am repairing, many ISX blocks with medium to majorly cracked counterbores. Do not let your your repair shop, or Cummins, tell you, that the...
I highly recommend that all mechanics check every head croswised, with a precision straightedge, before installing the head. To make sure that it...
Good job! I know of many shops that do not do it that way. I just did a job which reblew a head gasket within 600 miles. The mechanic had had it...
A lot of Cat heads, including new ones are not flat when measured sideways. When resurfacing a head, the only way to make it perfectly flat, is to...
Yes,I do them one after another. I can even do them with the liners still in the block.
Sorry, I didn't sign in.
I have repaired many like this. Machined the injector seats.
I
It could be the water grommet seat on the block deck. Cat specifies that if the grommet seat area is eroded .005" or more, stainless steel inserts...
Do your injector o-rings look good? Especially the bottom fuel o-ring. If your injector seats in the head, are warped, it allows combustion to get...
DO NOT USE ANEROBIC SEALANT ON A CAT. It doesn't squeeze out enough, and will hold the head up, which reduces the crush on the fire ring. I had a...
You should also replace the cam bearings.
The spacer plate doesn't seal anything. It only spaces the head from the block correctly. It does not go bad, unless, when a head gasket blows,...
I have come up with a solution. I assembled a counterbore machine (out of two different machines) to machine the DD15 counterbores for stainless...
One of the reasons that the counterbores corrode, and get all pitted, is because they are not clamped tight enough. They are bouncing on the...
There are two seals on the outside of the liner, but that has no effect on liner protrusion.
I don't even know what they are talking about an O/S. The liner seats on the counterbore, and the head gaskets seats on the liner
I do not think that anyone is going to make a .005" shim. Plus, how would you keep it in place?
