![]() 'Injectors' seemed to be the census of the mechanics a spoke with so I went ahead and did it. so I got it driveable again, then Hot Set the exhaust gaps (Engine hot, no gap)and the problem reverted back to previous, knock and grey smoke (now generally one only) and once over about 1500 rpm plenty of power til a (Auto trans) shift, knock, smoke, then it pulls again. I was hesitant to remove the exhaust rockers and reset the gap, so I opened it up to take a look, and # 2, 3, 4, 5 exhaust adjustments were VERY loose (1/8 inch?) so I adjusted them and the problem got MUCH Worse. so I thought injectors, Friend mechanic of mine agreed. sometimes just one, other times rapid knocking and the smoke blots out the sun (Dont want to be behind me in a convertible). give her the pedal and i get a ping/knock from the engine and thick grey smoke. Let me describe the initial symptoms which may shed some light.įor the prior month, starts and idles fine, take off slowly everythings fine. I hate to give up but i cant miss much more work. I.m to the point of renting a truck for a week and getting towed to a diesel shop nearby. All nicely re-torqued (Tube and Injector in sequence). So i thought i might have gone out of sequence on #6 so I removed the tube, found no dings on the mating surface and reinstalled it. i found #6 was not tight and #3 also slightly, so I re-torqued all, replaced everything, then my max fuel pressure is down to about (under) 600. Today I took off the supply lines and air horn etc to re-torq all 6 supply tube nuts. ![]()
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