The engine in the Case New Holland SR175
Fitment for the Case New Holland SR175 centres on the Shibaura ISM N844T: 1.5L / 91 cu in, 4-cyl inline, 75 x 85 mm bore x stroke, about @ 2600 rpm, Tier 3. Serial number on the block settles the exact version. New-surplus and rebuilt stock ships from Houston.