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v6 gas tank

Discussion in 'Early CJ5 and CJ6 Tech' started by mdmeltdown, Feb 20, 2010.

  1. mdmeltdown

    mdmeltdown Member

    Can someone explain to me why there is a difference between under-seat v6 gas tanks and ones for the 4cyl? Are the sending units for a 4 cyl all on the bottom? Can I get one for a 6 in steel?
     
  2. mdmeltdown

    mdmeltdown Member

    Oh, the sending unit the locking ring type, but does it matter if I go back to that same sending unit setup?
     
  3. Patrick

    Patrick Super Moderator Staff Member

    V6 tank has a return line fitting.
     
  4. mdmeltdown

    mdmeltdown Member

    ...can I get one in steel? Is there a big difference(looks) between the steel and plastic?
     
  5. nickmil

    nickmil In mothballs.

    The feed line fitting on some models is also a different size for the V-6 (larger).

    Plastic doesn't rust. The feed fitting is on the top of the MTS tanks (at least the one I just got is)

    The MTS plastic tank uses a bolt on sending unit. Some of the metal V-6 tanks do too, some use the locking ring.
     
  6. mdmeltdown

    mdmeltdown Member

    can you get me a pic of the plastic tank?
     
  7. nickmil

    nickmil In mothballs.

    I can tomorrow. I just got the sending unit as well so can show pics of that uninstalled. I got their hold down bracket and after looking at it not sure how they expect it to work. Gotta experiment with that.
     
  8. mdmeltdown

    mdmeltdown Member

    My old strap is still good. Would that work on one of those new plastic ones. Are you planning on painting it?
     
  9. nickmil

    nickmil In mothballs.

    I have a spare stock strap and was going to check and see if it would work. don't know yet. I'm not going to paint the tank. Not sure if it would have a chemical reaction or not and they are black like the stock tank anyway.
     
  10. Patrick

    Patrick Super Moderator Staff Member

    I used the stock hold down strap with my MTS tank. I still use the stock oak planks under the tank as well.
     
  11. nickmil

    nickmil In mothballs.

    Cool! Have you seen the MTS straps? Very weird. Don't know what they were thinking. May have to send them back. I'll get pics of them as well.
     
  12. Patrick

    Patrick Super Moderator Staff Member

    Nope, hadn't seen theirs. FWIW, their gas cap seals tighter than a bulls *** at fly time..:D
     
  13. mdmeltdown

    mdmeltdown Member

    Stock was black for an ealy '70 model? When I pulled my old one out, it had two strips of rubber under it
     
  14. Patrick

    Patrick Super Moderator Staff Member

    All the under seat tanks were black as far as I know. My '67 had/ has 3 (I think) oak planks under it. IIRC, it changed to rubber strips sometime after that.
     
  15. nickmil

    nickmil In mothballs.

    R)
    I was supposed to get a gas cap with the other stuff but I think the folks I ordered through forgot to order it. If I have to send the straps back I'll get one then.
    Glad to hear that. I've heard that from other folks as well.
     
  16. Patrick

    Patrick Super Moderator Staff Member

    It was like 20 bucks, and that was probably 7 or 8 years ago, but it seals. The vent in it worked for a few years, then started leaking, so I JB'd over it. I added a vent in the fill neck. I'd have to get a pic, it's hard to explaIn. All I know is it does not leak.
     
  17. cj6/442

    cj6/442 Sponsor

    just me I'm sure,,,,, but I did not like the mts plastic tank .I did not like how well it was plastic welded to the main body, ,just thought it would just rip off /crack if I was in a dirt /rock ditch with the body making contact with the ground and could not take a hit.......I went back to metal. at least I know that can take a pretty good hit or gouge the dirt.
     
  18. mdmeltdown

    mdmeltdown Member

    I'm confused, are we still talking about under the driver's seat tanks? I didn't think the neck stuck out that much from the body
     
  19. cj6/442

    cj6/442 Sponsor

    no more than stock tank ,about 1 1/4" body to cap
    pat. I wold like to see a pic of the underside of the cap and how you vented after the cap failed .
     
    Last edited: Feb 21, 2010
  20. mdmeltdown

    mdmeltdown Member

    So you are talking about the front under seat tanks?