[My wife said no FJ!]

Originally Posted by Living in the Past

The change was around 9/72 with the start of the 73 model. The body now had a door on the body instead of an opening. Around 71 the tank starting having extra ports for emissions. The 73 model tank stayed the same until the 79 model when it was moved to under the tub. I would go new OEM if I planned on keeping the 40.

So a '69/'70 tank will fit in my '64?