"STEEL; THK 0.050 IN.; ONE OIL FILLER HOLE ON TOP CENTER OF COVER, W/INSIDE DIA OF 3.500 IN.; FOUR 0.375 IN. DIA MTG HOLES ON CENTER LINE OF WIDTH; FIRST HOLE-6.500 IN. DISTANCE FM ONE END, SECOND HOLE-7.250 IN. DISTANCE FROM CENTER OF FIRST HOLE; OTHER TWO HOLES ON OPPOSITE END HAVE SAME DIMENSIONS"