8 bolt flywheel ID?

alright trainspotters, who can tell me what this goes to?



there's zero numbers, letters, markings or unique machine work on it.

146 teeth
total width: 13 3/4"
center hole: 2 3/4"
center dished part: 5 3/4"
thickness: 1 1/4"

outer pressure plate bolts 12 5/8"
inner pressure plate bolts 11 5/8"

bolt holes are 1" apart
center to center 1 1/2"
center to center across 4"

it's steel and weighs approx 1 bajillion pounds.