Bore: 3.7 in / 94.00 mm Stroke: 4.72 in / 120.00 mm Engine Serial Numbers: 5XK1-UP, 5XK10800-UP, 5XK109-UP, 5XK12250-UP, 5XK30700-UP Engine Arrangement Numbers: 149-8742, 149-8743, 149-8745, 149-8746, 149-8748, 174-5996, 174-5997, 189-4295, 214-5157, 214-5158