1973 super beetle comes with 1600 cc motor.
As long as the 73 isn't a super beetle then yes they should fit.
length of 1969 vw bug
oil and a sump gasket
Some of them are, but 1973 is the year VW changed to the curved windshield in the Supers so some of them are NOT.
“looking to see if the 72 VW I own is a Beetle or Super Beetle? VIN # 1122369336”
The VW Super Beetle is one of the rarest
http://www.thesamba.com/vw/archives/info/ Try here
1973 vw beetle
12 volts
1600 cc
Compared to what?