Depending on the actual model, the Kerb Weight is between 1300 to 1500 Kg.
Since the Metric Tonne (1000 Kg), is only 35 lbs lighter than the Imperial Ton, you can safely say about 1.25 - 1.5 tons.
about 3117 lbs
5 X 108
depends on the year. my 740(1990) has none!
Volvo recommends 10w30 full synthetic oil.
There are several things that can cause your 1990 Volvo 740 to stall while driving. The most common cause is a bad fuel pump.
2
Broken valve spring
you can find it in a workshop manual
if its a 4 cylinder....1,3,4,2 if its a 6....1,6,3,5,2,4
Right above the oil pan in the center of the block.
On a 240 Volvo (which basically should have the same engine) it is directly under the intake manifold. On a 1985-740 previous comment is right On a 1990-740, driver side, on top the engine between injectors #3 and #4 a big tubing and a small vaccum hose attach to the flame trap
Probably throttle body clogge or cable