I was resealing injector cups and got to thinking about pressurizing the cylinder to see what was what. I pressurized the cylinders, and on every one I had pressure coming out of the intake
anyone have any insight?
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1999 PETERBILT 379 3406E "ROLLING RESTORATION"
2005 F350 LARIAT 6.0 crewcab 4x4 BLOWN HEAD GASKET, CRACKED HEAD, SHOT EGR...OR WORSE
