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these records that were reused (as compared to being replaced)
was as follows:
Total number
contained in Number Number Relative
portion
Item 2 EMD engines reused replaced of parts reused
Rocker arms 192 192 0 192/192 or
100%
Piston carriers 64 59 5 59/64 or 92.2%
Piston pins 64 54 10 54/64 or 84.4%
Cylinder heads 64 32 32 32/64 or 50%
Connecting rods 64 61 3 61/64 or 95.3%
Cylinder liners 64 59 5 59/64 or 92.2%
Pistons 64 0 64 0/64 or 0%
Total 576 457 119 457/576 =
79.3%
A towboat’s horsepower is not increased, nor is its use or
ability changed, as a result of the procedures. The procedures
are performed to keep the towboats in good, safe, reliable, and
profitable operating condition.
The procedures performed by petitioners are consistent with
those performed by a majority of the inland-river towboat
operators in the United States. The probable and anticipated
useful life of a towboat is not extended as a result of the
maintenance procedures in question. A towboat engine would not
likely realize its anticipated useful life if the procedures in
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