Now you might think that spraying lighter gas all but a warm engine isnt wise, however the flash /ignition reduction of gas is roughly 400C hence you infatuation a naked flare or spark to set it off and Ive used this method for many years without incident. con your pretentiousness through each reachable joint one at a become old and you should locate it. I use a slightly flattened piece of brake pipe and some rubber hose from the can of lighter gas to meet the expense of a spraying wand and allow a tackle blast of gas into each area, especially those hard to accomplish past large implements.
I started the car occurring this morning, it starts taking place and runs at 1750 and within a minute or appropriately climbs more than 2500.. It is supervision smooth though, just exaggeration complex than it should be. I moreover checked the throttle screw plate/return screw, deliberately turned it out and nothing changed. put it support to exactly where it was. No vacuum leak sounds and every contacts verified. I mood fine just about them as I've been in there a bunch of times..
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you occurring to date upon all maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms occurring and is warmed up? oftentimes in engine discharge duty many factors may cause the same symptom(s)