Yep, that was it. It was the middle bolt that holds the air intake chamber onto the intake manifold. One night the shop gremlins must have switched bags on me. That's what I get for taking two weeks to finish the job!!
Thanks everyone
I replaced both head gaskets, so I worked all over the engine. It's not part of the alternator, because I have that installed. I also checked the A/C and power steering mounts and I have all the bolts for those. It's smaller than any of those bolts also. It's only an m8 and all of the bolts that...
I'm hoping someone can identify this bolt. I'm replacing the head gaskets on my '97 4runner with the 5vz engine and I have made the ultimate rookie mistake. I've got an extra bolt. Somehow this bolt found it's way into the ziplock bag with my alternator nuts and bolts. I do not think it goes to...