The engine in the Rosco TruPac 915 Pneumatic
Fitment for the Rosco TruPac 915 Pneumatic centres on the Cat 3044C: 3.4L / 207 cu in, 4-cyl inline, 94 x 120 mm bore x stroke, about @ 2500 rpm, Tier 2/3. Serial number on the block settles the exact version. New-surplus and rebuilt stock ships from Houston.