Check the door jambs or fuel filler door - should be a label
SAE 30. When the weather gets cold go to a 10W30.
No.
correct it will fit. be sure to take lots of pictures before you pull all of the wires off. so you have a diagram of where they go after.
Yes
1600cc
165R15.
1500 rpm.
1974 was the first year of energy absorbing Beetle bumpers. You can't use earlier bumpers on 1974s.
That is a pressure controlled brake light switch, when you step on the brake pedal and develop pressure in the brake fluid the brake lights are switched on.
1800 pounds.
15 inch
Well, the engine in a 1974 vw Beetle is in the back of the car. So the brake fluid in front or the back to the left of the right.