Replace the flasher relay if the lights come on but do not flash.
The biggest difference is the 74 has energy absorbing bumpers that the 73 is lacking.
Someone put one on it.
between the rear wheels
1974 was the first year of energy absorbing Beetle bumpers. You can't use earlier bumpers on 1974s.
Mine didn't have any.
NO
check jbugs.com
Machine 7 or Just aircooled
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.
Call a locksmith he can make you one on the spot.
J C Wwitney has manuals
It's on the front of the transmission. VW Joe! Have a Great Day