Caterpillar 3304 PC Engine

Caterpillar 3304 PC diesel engine, turbocharged, pre-combustion injection system, mechanical fuel system, no serial # found, later style "short" pump configuration. GOOD RUNNING ENGINE -- SEE VIDEO. TEST RAN CLEAN AS DEPICTED, NO SIGNIFICANT SMOKE OR BLOWBY OBSERVED, GOOD OIL PRESSURE, COMES LIKE YOU SEE IT !! HARD TO FIND ENGINE WILL FIT A WIDE VARIETY OF CAT CONSTRUCTION EQUIPMENT FROM THE MID 70'S TO EARLY 80'S -- LATE STYLE PC ENGINE W/ SHORTER INJECTION PUMP.