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  1. Mrmopartech

    holley carb help

    Give me a call at the numbers I sent you,mrmopartech
  2. Mrmopartech

    True Holley parts????????

    This rant is about weather holley has started out out sourceing there O-rings to china and causing pre-mature failure to the ring and causing need and seat failure to the carb causing flooding and fire.I say this because a buddy ford falcon 65,has a great little small block in it.Ask to rebuild...
  3. Mrmopartech

    Which manifold for my 383 build?

    If it was me,I would use a dual plane for the street and the engine size you have and the performance level you are going to be at.If you are going to buy one of the intakes,choose the one with the smallest intake runner size to keep the air speed up in the intake,as the big the intake runner...
  4. Mrmopartech

    How too Narrow a gas tank!

    How much of the tank needs to be altered,just the corners,or more than that?Does it need to be sectioned?,How clearance do you need,or is it better for you to get a fuel cell,mrmopartech
  5. Mrmopartech

    Tunnel Ram Carbs for 383?

    If 1200cfm is too much,then every one with a 340/383/440 6 pack,with a rating of 1350cfm should toss there carb set up in the trash,just making a point.Since I have a 383 with dual quads on a weiand tunnel ram on a 383,I will go out and remove it and send it to the scrap.mrmopartech
  6. Mrmopartech

    carb id numbers

    Life can be easier if you look,mrmopartech http://www.mymopar.com/index.php?pid=55 we posted that page long ago,MMT
  7. Mrmopartech

    Gas for 13.8:1 compression?

    I would switch to alcohol my self,but if you where to do anything,run the 112 for a weekend,and then try the 114 to see if there is a again or a lose,mrmopartech
  8. Mrmopartech

    Electric or Mechanical fuel pump

    if you can afford it,the electric pump and regulator,with gauge,and a 3/8 line,insulated and your done,mrmopartech
  9. Mrmopartech

    My new home fabricated ram air

    Now that,s a good cold air intake,well done,mrmopartech
  10. Mrmopartech

    440 Fuel Pump Question

    You have to remove the allen key screw and install the pushrod throw that hole and re-install the screw,then install the fuel pump,mrmopartech
  11. Mrmopartech

    650 proform carb leak down troubles

    Either the power valve has a small leak or the intake is boiling the gas and is causing it to evaporate causing the low fuel level.Does fuel come out of the boosters when hot by it,s self?Does it run rich when you get into it?You may need to block off the heat cross over to stop the intake from...
  12. Mrmopartech

    Carter AFB Info?

    Your 4312s carb is a 67 440 automatic AFB for a low performance engine and is rated at 625cfm,mrmopartech
  13. Mrmopartech

    Thermoquad id

    The carb you are looking for is a TQ 4972S for a 4 speed manual 1971.I check my books for a number close to yours and no luck,recheck the number on the hold down tab and post a picture of it so we can ID the carb,if you need carb help or ID questions, PM me,mrmopartech
  14. Mrmopartech

    tough carter afb identification

    That,s a early pontiac carter AFB,soda blasted and cleaned up and rebuilt,it,s worth a few buck,mrmopartech
  15. Mrmopartech

    tough carter afb identification

    This is a pontiac 66 GTO carb that has been redone,does it look like this at all,mrmopartech
  16. Mrmopartech

    tough carter afb identification

    This AFB might be a early Pontiac or Buick/corvette carb.Carter back in the day only gave serial numbers to some companys,mopar being one of them.I have a few of these carbs and they have no casting numbers or ID numbers,and can only go by the throttle brackets and bore and venturi size to ID...
  17. Mrmopartech

    AVS Rebuilder

    The bottom line is how much do you want to spend.A kit goes for 35-50$,chemicals and a soaking is a nother expense and soda blasting.If you want it plated in cadium or electro plated is another item.You can have a few hundred in bills before you start,so if its not a numbers car,it,s 1 bill,a...
  18. Mrmopartech

    need thermoquad help

    Wrong gasket or a internal problem,float to low,gasket not installed correct,mrmopartech
  19. Mrmopartech

    1968 Carter AVS Application Question

    The 4425s carb can be found on the 68 340 with and with out the H51 option. The 4636 is list as a 68 340 with the H51 option,with both cars being automatic. The H51 option is for A/C . mrmopartech
  20. Mrmopartech

    sealing hood to Carb any HP gain?

    Hot air,you lose power Cold air-more horse power Aluminum plate and sponge foam and some 3M glue,shape to fit mrmopartech
  21. Mrmopartech

    440 wont idle in gear or where it should, in park.

    What ignition system is on the car and have you checked the fuel pressure and float levels,as this sounds like a fuel starvation problem,mrmopartech 450 424 0445
  22. Mrmopartech

    What carbs go with this 2x4 intake?

    Do you want tot do this,this is a offenhauser intake with 2 X4 using 2 500 cfm carbs from a 273HP motor,mrmopartech
  23. Mrmopartech

    Help me I.D. this carb?

    Carb should be off a 318/360 from 1979/1980,carb kit is 1586 hygrade,from standard motor products,mrmopartech
  24. Mrmopartech

    Don't have "demon carburetion" but you might call it that

    How much fuel pressure do you have and what fuel volume do you have? Do you have correct timing and vacumn advance working? That being said,your problem is adjustment in the carb,float,passages and jets,power piston,etc,it needs to be gone over and the right way.Do the mixture screws work...
  25. Mrmopartech

    Holley carb #'s

    On the air horn where they all are,(choke housing) mrmopartech
  26. Mrmopartech

    440 stalls at idle

    Whats your fuel pressure and what carb are you running,holleys need 6-9 pounds and carters need a max of 6psi.The floats can be to low and the idle mixture screws need to be turned out alot and or mixtures screw holes drilled open a bit,mrmopartech
  27. Mrmopartech

    Mixture Adjust on a Carter 4608S

    Set it to 15 degrees before and use a vacumn guage to set the mixture screws,and run the idle at 750-850rpm.Do not use the vacumn hose to the distributor,and see if the total timing comes to 32-68 degrees at 2500rpm,if you have a timing tape on the dampener or a dial in timing light.After the...
  28. Mrmopartech

    1920 carb kit help

    Send me pics of the carb and close ups and I will find a carb kit for you,mrmopartech [email protected]
  29. Mrmopartech

    what is this carter avs carb off of?

    You need to measure the throttle bores and post the two numbers.As far as the term"our sight" you have to come to the sight and see who is the moderator,mrmopartech
  30. Mrmopartech

    what is this carter avs carb off of?

    Its for a 1970 340 4 speed car,and there is nothing wrong with our sight,mrmopartech Its can sell for 50-100 as a rebuild core.
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