JASPER Conducts Submersion Pressure Testing on Subaru Boxer Engines
JASPER Associate Wayne Hedinger gives this Subaru 2.5L Boxer engine a submersionpressure test to inspect for leaks. Oil leaks have been a concern with Subaru’s 2.5L SOHC “Boxer” four cylinder ever since the engine appeared on the market in 1999. As part of JASPER’s remanufacturing process, every 2.5L Subaru is pressure tested in a tank of water and checked for leaks, before it is live-run tested. The heads, oil pan and oil pump are installed. All engine ports are sealed off and valve cov...