If it's a gasolene fuelled engine I would use a synthetic, and keep right on using this type of oil after the initial oil and filter change has been done and the break in period is over.
Yes you can 351 and a 302 are pretty much the same engine block. the motor mount will work.
No.
You can use 10W-30 weight motor oil in your Mitsubishi. A heavier motor oil can be used in extreme climates.
The 1999 Oldsmobile can use any SAE certified motor oil. The manufacturer recommends 10W-30 weight motor oil. Extreme climates can use a heavier motor oil.
Never use Motor oil on a BB gun. It will eventually ruin the seals and O-Rings.
It depends the motor.
2 cycle motor oil
no
MOTOR OIL lol
motor oil trannsmisson oil brake oil
I would use a synthetic 20/50 motor oil