10'5"
i have an 1987 190E which comes with an airbag
Silver Star Recyclers of Sacramento California has everything. You can also try Ebay for used auto parts.
NO
I belive its under a panel just forward of the rear axel on the drivers side
Remove the air filter, And its located right in the back.
Gaps are from .028" thou to 0.035" thou. Preference is for 0.028" thou.
I have a 87 260E and it has an 18 gallon tank and a reserve. they are the same chassis w124. and this info should be in your owners manuel
most parts are. some trim parts snd some of the brackets on the engine are not. Yes, drive-train and suspension parts are mostly interchangeable, if they have the same size engine.
eletricity
Looking at the engine from the drivers side, the oil filer is located behind the air cleaner assembly to the right at the back of the engine. It will be almost against the fire wall.
Two pumps. Both are located under the car near the fuel tank. They are found under a removable cover. Hope this helps.