![]() ![]() I am able to rev up the engine from the engine bay, because I have discovered that under the black plastic throttle cover on top of the engine, Through a medium sized mirror, maybe 10 x 14 " square mirror, I have strapped up on the driver's seat headrest. I'm working in the engine bay, looking at the pressure gauge, and looking through the windshield at the Tachometer on the dash Tilting down the steering wheel, helps the mirror see through the big opening in the steering wheel, to see the Tach in the mirror,įrom the driver's side of the front engine bay - where I am working. Start warming up the engine and I take readings.Ī mirror strapped on the driver's side headrest and a light to light it up better, help me look at the reflection of the Tach on the dash, Install the mechanical gauge, put the air cleaner box back. I get to it more easily, by removing the black plastic air cleaner box, after the air filter and before the intake. I remove the oil pressure sender, top of block, driver side, behind thermostat housing, and thread in my tester / improvised gauge. [ Lee Instruments, 0-100 PSI gauge, for around $20 at Princess Auto, and with a few brass fittings, nipples andĪ short piece of good rubber hose, screw clamps - and improvise a gauge. I Get a good Mechanical Pressure Gauge - and improvise an oil pressure gauge. Generally for your engine to operate well. Since Proper Oil pressure is needed to operate / pump up the hydraulic roller lifters - and proper Oil Pressure is important ![]() Given the car has near 275,000 km - I may have a few contributing issues.īut given the flickering oil light, sometimes - I decided to start to investigate my Oil Pressure. stem, rocker, pushrod - or something in the mechanism worn a little more than the others - so ticking.Īnd this ticking valve has been going on for awhile now - couple years, and not too serious yet. The valves worn more, due to high mileage, ie. I figure I have one or two roller hydraulic lifters, stuck, or not totally pumping up, or maybe one or two of This play is taken up, in theory, when the engine runs with oil pressure, and the lifters pump up - to zero valve lash.Īll 6 rockers on the front bank - do indeed have a little "play". So I figure a little rocker looseness on engine stop - is normal. When hydraulic roller lifters are not pumped up / bled down / no oil pressure / when engine is not running. [ Some manuals indicate something like a 2 to 4 mm gap between valve stem and rocker end - is spec'd when engine is off, and Nothing broken, in front bank valves, but all rockers have a little play, but I have read this may be normal. The Oil Light flickers - sometimes, under these conditions - for several years now.Īnyway - so I have a ticking valve, or rocker, in the front bank, confirmed by listening carefully,Īnd by pulling off the front valve cover to have a look. Correction on first post - Idle in *DRIVE* - waiting at the stop light, after coming off the highway - oil light flickers - when oil good and hot, and nearing time for oil change. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |