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Originally Posted by ForcedInduction
Detroit Diesel prefers running (Dynamic) compression insted of a traditional static compression test.
On mechanical diesels (Like ours with external injectors and injection pump), remove the injection line and injector. Cover the IP port with a rag so fuel is not spit everywhere. DO NOT use the glowplug type adaptor and run the engine with a normal 0-500 or 0-1000psi testor. Running the engine with that and a working injector will pop the line/gauge.
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Interesting thanks for that, Ive been around Jimmys and large diesels a long time but have never seen a compression test done on one.
How accurate is a "cold" test on our engines. (using the starter)?
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1985 Euro 240D 5 spd 140K
1979 240D 5 spd, 40K on engine rebuild
1994 Dodge/Cummins, 5 spd, 121K
1964 Allice Chalmers D15 tractor
2014 Kubota L3800 tractor
1964 VW bug
"Lifes too short to drive a boring car"
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