Cat 3126E vs. Cat C7 vs. Cat C12
Several motorhomes we're interested in have these various Cat engines. (I'm not trying to avoid Cummins, it just turned out that the coaches we've found had the Cat engine.) The C12 will clearly pro...
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Model years are between 1999 and 2004, so I don't think exotic pollution controls will be an issue, except perhaps on the first generation C7.
I'm really as much interested in a comparison of the different engines, especially as regards to:
1) known problems which will become repair costs,
2) cost of maintenance (for example, I've found that the C12 takes about twice the oil for a change compared to the 3126/C7 – I assume other fluids are comparable,) and
3) cost of fuel (driven not too aggressively, is the larger C12 going to use a lot more fuel than the smaller engines?)
Wayne
I'm really as much interested in a comparison of the different engines, especially as regards to:
1) known problems which will become repair costs,
2) cost of maintenance (for example, I've found that the C12 takes about twice the oil for a change compared to the 3126/C7 – I assume other fluids are comparable,) and
3) cost of fuel (driven not too aggressively, is the larger C12 going to use a lot more fuel than the smaller engines?)
Wayne
