Factory build sheet discrepancy

You have three points that all agree, typically a typo or mistake only happens in one place.

VIN engine code says 225
Data/Fender tag says 225
Broadcast sheet says 225

Then it is a 225, I'm not up on 66 but in 67 a 273 would likely have 10" drum brakes and a 225 would likely have 9" drums
The engine is on the broadcast sheet in three places, the VIN, the engine code (37-38) and in the build code portion
There are multiple parts on the broadcast sheet that are exclusive to the different engines, dist, rad, hoses, carb...


Alan