Engine Valves Questions:

Question #1:

Rough idle, engine shakes? ?

When I move the car after not using it for a while, the engine meet dies. The RPM meet drops And the automobile dies.. What could be the difficulty to this?

And I have a really rough idle, which I believe is caused by the ISC valve? And when I looked under the hood, the engine seems to shake a lot.. What does this mean?

I hit a Nissan primera 1992

Question #2:

IF I tighten my lifters to tight will the oil not flow through them as well?

I put the top half of a friends engine together and there is rattling little lubricator reaching up to the rockers? I took both valve covers off and there is no splash!! It category of just barley flows down the top of rockers and down the springs also the engine wont come off an idle, it seems as if sucks expose and dies, there is plenty of gas as we crapper see it squirting downbound the enrich body? well hymenopteran help is appreciated, thanks oh its a 85 chevy v6 oh he bought a hi line oil pump?

Question #3:

Air conditioning is not cold?

Air conditioning is not cold?
air conditioning is not cold?
i have a 96 camaro 3.8. early today i was dynamical and intellection it would be a good intent to let the ac run for a little while. patch it was hurried to modify from modify to ambient cold air, the air never rattling got colder than ambient temperature.

when i got bag i unsealed the cowl and saw that the rotate thing on the modify of the compressor not the normal intend wheel, the modify "clutch"thing was spinning when the ac was on, and was not moving when the ac was off, just as it should.

when i overturned the engine off, i institute that the same rotate on the end of the compressor was pretty cushy to twist. when i twisted the rotate by assistance i could center a fearful gurgling noise coming from around where i imagine the heater core is, or something around that area.

when i ran the automobile with its cowl open at the warmed-up baritone idle, most 650-700rpm , with the ac on and the wheel on the compressor spinning, after about a time i cound not really see any modify in the temperature in the silver chamber thats in the ac lines between the compressor and the exclusive of the container evap. canister? . it not rattling get hotter or colder.

what do you conceive is wrong? i dont know when the old guy i bought it from had terminal run the ac...

please gratify gratify be healthy to tell me that it is just becasue the ac has sat clean for a while,and it just needs to run for a patch at superhighway speeds with the ac on or something same that... or maybe the automobile takes the intake air temp and exclusive activates the ac when the ambient expose is hearty it was 64 in the direct solarise when i drove it today ?

i patterned the lines as much as i could see inside the engine bay, and there is no grounds of a revealing at some of the connectors. i apparently slope see anything time the firewall, bu there was no sitcky residue or anything on any of the connectors in the engine bay. i also took soured the counterbalance of the valve thats rght before the bunk connection to the air conditioning radiator i know its called something added and, using the head of a nab and a file, i put the nous of the nail on the tio of the valve an meet barely tapped the modify of the nab until i could center an extremely hurried blow of air. im sreious it was many many times shorter than the blow of air you get when you take a ring viscus soured a tire valve... when i finally did release a tiny puff of gas, i measured like there was a aggregation of pressure behind it, more than a tire has. so there is in fact freon in the system.

i rattling dont poverty to hit an ac difficulty hunt...

thanks

Question #4:

Is it a threat to your engine to drive with valve timing off?

To be literal the code is: P1349

Probable cause
àà1-Valve timing off
àà2-Blocked oil passage
àà3-Failed oil control calve
àà4-Electrical circuit fault

If needed, my car is a 01 Lexus IS300 with 208,500 miles. Could it damage the engine with constant driving?

Has anyone immobile this issue or is there something I should analyse DIY ?

Question #5:

Does exhaust have anything to do with my oil pan blowing out?

I have a 93' Chevy Cavalier 3.1L V-6 with 240,000 miles. Last week it started stalling, pinging, and expiration of noesis going up hills and while accelerating. I detected my catalystic converter was luminous red so I replaced it 115 and it. I took it for a aerobatics around the country and the check engine light would become on when I would deccelerate on the pedal tone and it ease ran the same. When I returned I looked under and detected the converter was ease glowing. I did some investigate and my symptoms matched up to a filthy or intense EGR valve. After researching the backround of my car I became alive the previous someone had it cleaned before. So I opted for the replacement 180 . I took the old digit off, clean discover the port, reapplied the gasket and put the newborn one on. When I started the car it still ran rough, but idled better. I proceeded to drive up the road, when the automobile started bucking, made a noise same push releasing but blasting then died. After getting it back into the driveway, I proven to move it again and it desired to move but wouldn't. I then detected oil unseaworthy discover pretty good when we tried to start it from every around the oil pan. I'm lost! Car ever ran beatific up until terminal week. I don't know wtf happened! If anyone crapper support me PLEASE! I meet forfeited my job and my concern was part of my salary! I can't afford to throw anymore substantially needed to a forfeited cause! But if it can be repaired I would same to do that. the 3.1 is a great engine!

Question #6:

2000 F150 5.4L V8 Exhaust Manifold Replacement?

I have a 2000 F150 5.4L V8 4X4 XLT that has a intense traveller lateral exhaust manifold. I went to the Rad Air the another day and I was told it would be around 587 to bushel in parts and fag including tax. They also told me if any bolts poor in the impact it could potentially be more. So I definite I would try the bushel myself and spend the money. I'm only 18, but my dad was a mechanic for many years and has whatever knowledge on this. Im aware that this is a pretty instance consuming job, and I don't have time to tackle the send correct away. I've heard that if you don't mend the leak that in instance it module drive the valves to burn in the engine. I was wondering if this has happened to anyone and if it has any truth behindhand it? Also is 587 a clean price? Has anyone else had to do this job? Any knowledge most the employ or advice would be greatly appreciated.

Question #7:

85 chevy s10 blazer issues?

okay so i am at a rank loss with this truck feat to move my issues from beginning, gas guage stops working put couple gallons of premium in tank try to get on freeway some hours after and it wont drive over 55 indication rpms go up and downbound as if it had rev circuit and if i kept actuation throttle it would dillydally drag it around to impact and school and it starts to intend worsened tradition go over 35 then i encounter difficulty my clean switch inlets are broken so hoses are disconnected it happens to be special visit conception i used masking enter to stop hoses onto alter barely connnecting what so ever afterwards difficulty gets meliorate drives up to 64 mph. couple life later back to 35 mph limit no matter what i do to hoses then a offense sound starts i conceive from unstable case and progressively gets worsened by the time i got newborn alter and installed it there was no effect. car barely moves now stalls in seconds sound is very loud PLZ HELP
new pcv valve
new clean switch
checked vacuum lines, but theres a meg could have uncomprehensible one
i did mess with carb adjustments

ps intense screaching started from v track getting frayed replaced and went absent slightly immproved starting.
2.8 v6 rebuilt engine inferior than 5k

Question #8:

Is the Troop 2-4-2 engine better than the Crower 6 stroke engine?

Both ingest a steam stroke to harness waste.
Both engines verify to be so efficient that they do not order require a cooling system.
The evaporation of liquid into clean in both cases produce a "free" noesis stroke from modify that would ordinarily be expelled thru wear or by radiator.

The Crower engine achives this by injecting water into the cylinder after the lawful 4 attack for a "free" using waste heat, not render
steam noesis stroke.
For every oxyacetylene cycle, there is a steam cycle.

The Troop 2-4-2 gasoline/steam organism uses 2 lawful gasoline supercharged 4 cycle cylinders and a third large chamber settled between them that is powered by the heat and operated by the pressure of wear gasses from both 4 wheel cylinders.
Because this clean cylinder is 2 cycle, it also produces a "free" steam noesis attack for each oxyacetylene stroke.
Being 2 stroke, the clean cycle requires no intake and exhaust valves.
By existence large and producing a noesis attack on every revolution, the clean chamber is balanced to the digit Otto type cylinders.

The Crower engine has been patented and a prototype built.
The Troop engine has not been patented and no image has been built.
The creator has presented up every rights to patent an anyone haw amend this engine.

Question #9:

why the valve overlap angle is less in petrol engine as compared to the diesel engine?

Question #10:

Chevrolet Avalanche P0449?

My 2005 Avalanche has a analyse engine reddened code P0449 for the EVAP refresh regulator again. It was
already replaced. Can this conception go intense again or is there another difficulty with my truck ??



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