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@OregonOzzy THANK YOU THANK YOU!! That is exactly what I was hoping to get! The pictures are a bonus too. I really appreciate the info. You still run the vacuum line from the intake to the VSV....is that to allow the VSV to operate the charcoal canister? I can easily retain that same vacuum...

@dmaddox Thanks for the link to that emissions manual. I didn't realize there was a book dedicated to the emissions system itself. I understand the desire to keep the truck stock, and I'm doing that an extent that is practical. I purchased this FJ40 from the original owner and he kept...

Thanks for the info @sterling. I was searching "emissions" and "VSV"......I didn't try "desmog". I'm still not able to find a thread that specifically describes the 1973 model. From what I can find it seems like 73 and earlier really aren't affected too much by the emissions system, so it...

I'm working on getting my stock, one owner (I'm the second) 1973 FJ40 back on the road after its 20+ year hibernation and I have a question about the emissions system. I know a 73 is a "transition" year so its a little odd, but what is the recommendation for the emissions equipment? I'm not in...