TM 5-4310-379-14 1-9. Equipment Data. a. Diving Air Compressor. Weight............................................................... 4660 lb.  (dry) Length ............................................................... 96.50 in. Width ................................................................ 57.75 in. Height ............................................................... 77.00 in.  (w/o exhaust ext.) b. Diesel Engine. Manufacturer  .................................................... Detroit Diesel Allison Engine type  ...................................................... Two-cycle diesel Model  ............................................................... Series 71 Identification number  ........................................ 1023-5100 Displacement .................................................... 142 cu. in. Bore  ................................................................. 4.25 in. Stroke ............................................................... 5 in. Horsepower  ...................................................... 56 at 2000 rpm Compression ratio ............................................. 17:1 Cooling  ............................................................. Radiator coolant Coolant Capacity  .............................................. 12 qt (11.31 1) Injectors ............................................................ Cam-operated unit type Starting system ................................................. 12 volt, Sprag clutch Oil capacity ....................................................... 10 qt (9.46 I) Height ............................................................... 41 in. Length  .............................................................. 55 in. Width ................................................................ 29 in. Weight .............................................................. 1180 lb. (dry) c. Compressor. Manufacturer  .................................................... Quincy Compressors, Colt Ind. Type  ................................................................. Two-stage reciprocating Model  ............................................................... 5120 Configuration  .................................................... VEE High-pressure cylinders  .................................... 2 Low-pressure cylinders  ..................................... 2 Stroke ............................................................... 4 in. Bore, high-press.cylinder  .................................. 3.25 in. Bore, low-press.cylinder .................................... 6.0 in. Piston displacement .......................................... 123 cfm at 940 rpm Oil capacity ....................................................... 10.50 qt (9.93 1) Maximum operating pressure ............................ 250 psig Rated flow  ........................................................ 88.5 scfm at 940 rpm and 200 psig Length  .............................................................. 28.5 in. Width ................................................................ 35 in. Height ............................................................... 31 in. Weight .............................................................. 970 lb. 1-4