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It was Brian Sydnes;

Oil Retention in modern engines

My first engine build was an old Ford 289 in 1984. This was a class effort. There was very little oil left in the engine after draining the pan. This was a solid lifter, push rod, rocker arm valve train and of course single cam. Some may still remember these engines and simplicity. My most recent experience is with GM 2.4L Ecotec with DOHC, VVT, dual balance shafts, hydraulic lifters, oil squirters for pistons and chains, large oil galleries, and top side cartridge filters in a small 4 cylin…