The engine in the Sullair 300HH Air Compressor
Fitment for the Sullair 300HH Air Compressor centres on the Cat C4.4 Mechanical: 4.4L / 268 cu in, 4-cyl inline, 105 x 127 mm bore x stroke, about @ 2200 rpm, Tier 2, 3 & 4. Serial number on the block settles the exact version. New-surplus and rebuilt stock ships from Houston.