how far it has been reduced is the only difference. they are of equal value
The 67 has a rifled bore, the 67 smoothbore does not.
67
13, which is the difference between the highest and lowest numbers, 67 and 54.
67 - T17, D8
54 degrees
If you subtract zero from 67 the difference will be 67 so it is true.
One key difference was the engine. The 66 VW Bug has a 50 horsepower engine and the 67 had a 53 horsepower engine. The late 67 VW Bug suspension had an integral sway bar in the rear.
67
48 degrees Celsius
13 hours 45 minutes 6 days 67 seconds
0.008 (rounded to 3 decimal places)
134 is twice 67, so there is 67 between them.