The Ram 5.7 liter uses 5 w30 from 2003-2005. It uses 5w20 from 2006-present. You can use synthetic, conventional, or a blend.
7 quarts
.040 inch
top of gas tank with pump
Replace the leaking part.
Yes, the cam sensor is inside the distributor.
10-15
As many as it takes. In 1998, Dodge pickups were available with a 3.9 liter Magnum V6 (1500 only), 5.2 liter Magnum V8, 5.9 liter Magnum V8, 8 liter Magnum V10 (2500 and 3500), and 5.9 liter Cummins 6BT diesel (2500 and 3500). Each engine has different oil capacities, and we have no way of knowing which one you have without you telling us.
No
Minimum of about 10 psi at idle, 30 psi at 3000 rpm
Based on cars.com the 7.4 liter engine has 295 horses.
5 liter is the engine size. In non-metric its 305cid
The towing capacity of a 2005 Dodge Ram 2500 is 13,600 pounds with a standard engine. It will be able to pull more with a more powerful engine.