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  1. famous bob

    Clutch fan

    I stated this before , I tested a bunch of fans two summers ago , and run a clutch type on my 505 now , good in 100* okla heat , a full mech fan is about 8* better than a clutch fan on my car. I run a 17' clutch fan , and a 14'' elec pusher in the front , kicks on at 200 off at 205. Have an...
  2. famous bob

    Pulley size ? on cooling

    I HAVE A STOCK , BIG BLOCK/HEMI SINGLE GROOVE W.PUMP PULLEY /6-5/16 '' IF YOU CANT FIND ONE . 2 5/8'' DEEP ---------Bob
  3. famous bob

    Mechanical fan #

    may be a 10,000 rpm flex fan in your future ...
  4. famous bob

    Thermostat Housing

    i found that my water pump gasket surface was warped from overtitightening , wonder who did that ?/
  5. famous bob

    Water pump pulley diameter

    more pulley sizes than those !
  6. famous bob

    Flex fan

    think its a 2947 , ben on a while .
  7. famous bob

    Flex fan

    didnt say it was a flex, was asked how long the clutch was , pics because I couldn`t remember .
  8. famous bob

    Flex fan

    notice how close the mounting bolts are between the water pump and fan re -------------
  9. famous bob

    Mech fan suggestions…..

    on my car, a direct drive fan is about 7-8 degrees better than a clutch type , altho I`m running the clutch type , my 68 426 hemi came out from the factory w/ a clutch type .
  10. famous bob

    Flex fan

    thot that short one was a 2947 , got one so short on my fish , that getting it bolteed up is scream .
  11. famous bob

    Flex fan

    dont want one myself , ''have 2 on the bench'' , but they make 10,000 rpm flex fans ------------- jfi '
  12. famous bob

    Mech fan suggestions…..

    that hemi is kick a$$ !!
  13. famous bob

    Mech fan suggestions…..

    dont remember but the rad. has to be right up against the cradle , no gaps. A short fan clutch is mandatory , hayden 2947 i think --------
  14. famous bob

    Mech fan suggestions…..

    mine is 3 1/2'' also , griffin 2 row, w/ 1 1/4'' tubes . cut the mounting brackets off and heli arced 1 1/2'' x 1 1/2'' angles flush with the front , to get that .
  15. famous bob

    Thermostat Housing Leaking

    take a hard look , and a file to the mounting surface , probly been overtightened and warped ----
  16. famous bob

    Cold case 756a fitment

    here you go , experiance !^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  17. famous bob

    Mech fan suggestions…..

    comon rob , u know that hemi is gonna create more heat than ur souped up 6 cyl !-----no cut intended !
  18. famous bob

    Mech fan suggestions…..

    that hemi aint any longer than a 440 , there is enough room if u get it right . ditch the flex fan . ur engine bay should be the same as my 68 barracuda ------
  19. famous bob

    water pump pulley question

    all right guy, talked to him on the phone a couple of times .
  20. famous bob

    water pump pulley question

    old kimmer has a few for sale right now, .
  21. famous bob

    Making a fan shroud

    68 big block road runner if I remember right , very little trimming required.
  22. famous bob

    Making a fan shroud

    I used the short clutch also , but yours is closer than mine , with a 28x19 crossflow with 1 1/4'' tubes .
  23. famous bob

    Making a fan shroud

    I tried those too, didnt help my situation at all---
  24. famous bob

    Making a fan shroud

    after experimenting with fans and shrouds all last summer , that thin shroud blocked airflow on mine , jfyi .
  25. famous bob

    Small Block, Meziere Pump, and Electric Fans-Radiator Fan Combo

    intelligent enough to be a smart *** too. I do not have over heating problems now , I simply stated what I did last summer for the fun of experimenting . You sound like some of the clowns over on fbbo ---nuff said !
  26. famous bob

    Small Block, Meziere Pump, and Electric Fans-Radiator Fan Combo

    I hit the agree button , I experimented with fans all last summer , 3 elec. fans wouldn`t cut it on mine .
  27. famous bob

    Small Block, Meziere Pump, and Electric Fans-Radiator Fan Combo

    I dont know if ur car runs like his does, ( read-hauls *** !) , but blocking any airflow on the hi way may not work for him----jmo
  28. famous bob

    Downflow VS Crossflow Radiators

    big block A body cars dont have room for thicker radiators !
  29. famous bob

    Downflow VS Crossflow Radiators

    I have a 28x19 crossflow in my 68 fastback, but cant answer ur question , but am interested .
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