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Mix matching intakes and heads on a Flathead motor?

Discussion in 'The Hokey Ass Message Board' started by Coupe-De-CAB, May 15, 2007.

  1. Coupe-De-CAB
    Joined: Sep 30, 2004
    Posts: 2,098

    Coupe-De-CAB
    Member
    from Nor Cal

    did they do this back in the day? or did guys make sure that they ran the same brand intakes as they did Aluminum heads on their motors?

    I just purchased this intake (minus the carbs from) Hamber WARBOZZ and wondering if i should hold out and find a pair of vintage Edmunds aluminum heads to go with it or buy a different brand?

    [​IMG]

    Any one have a leads on a good clean set/pair of Edmunds heads for sale for a '49-'53 late model flattie?

    I'm just learning about flatheads and don't want to run something that doesn't look appealing or is a no-no in the hotroddon etiquette or rule of thumb:)
    or are there no traditional rules when it comes to applying speed equipment to your motors to dress them up a bit.
    school me please and thanks in advance!
     
  2. Dirty Dug
    Joined: Jan 11, 2003
    Posts: 3,721

    Dirty Dug
    Member

    The heads will never know what intake you have. Go ahead and run what you have. It's pretty common.
     
  3. flathead48
    Joined: Sep 23, 2006
    Posts: 252

    flathead48
    Member

    Yeah, it doesn't matter dude. It looks better when you match, but run whatever you can get your hands on.
     
  4. Kevin Lee
    Joined: Nov 12, 2001
    Posts: 7,657

    Kevin Lee
    Super Moderator
    Staff Member

    I had never really thought about it until recently, but esthetically I think it makes good sense. I have Fenton heads with a different brand manifold and honestly - as goofy as it might seem to some - it has started to bother me.

    Funny parallel - I have a good friend who refused to run, let's say, Santa Cruz wheels with a Powell deck. Wouldn't consider mixing brands and I thought he was a kook for it back then... but now not so much. :)
     
  5. flathead okie
    Joined: May 22, 2005
    Posts: 1,480

    flathead okie
    Member

    Mine are mismatched. Offenhauser heads with No-Name intake. It looks alright to me. My intake looks as if it was a copy of the edmunds. Runs good and looks good to me. Run what you have.
     
  6. Bigcheese327
    Joined: Sep 16, 2001
    Posts: 6,734

    Bigcheese327
    Member

    What if you picked up a good set of NOS Ford or Mercury heads and milled them for a bit more compression? Somebody, I think it was 286Merc, said a while ago that the late heads ('49-'53) actually breathe better than some of the aftermarket heads. The smooth casting would look good with the rounded lines on the Edmunds intake, especially if you further smoothed the stock heads and ran chrome acorns.

    -Dave
     
  7. seldom scene
    Joined: Oct 9, 2002
    Posts: 867

    seldom scene
    Member

    "Back in the day" guys ran what was available and what worked best.It was very common to run different manifolds and heads. Someone might have a good deal on a pair of heads, but no manifold. Money almost always mattered, and there was no peer pressure to have a complete "set". The idea was to go as fast as you could afford. A lot of times engines were built on the as money became available plan, you had to save up for the next step.
     
  8. cuznbrucie
    Joined: May 1, 2005
    Posts: 2,567

    cuznbrucie
    Member

    If you were to look at old SCTA programs from the late '40's at the lakes, the flathead guys often mixed and matched intakes and heads.....they generally picked whichever brand they felt gave them the fastest performance.......they didn't give a damn if they matched....

    Truth...

    Brucie
     
  9. Bruce Lancaster
    Joined: Oct 9, 2001
    Posts: 21,681

    Bruce Lancaster
    Member Emeritus

    Complicated issue! Did you realize that different brands require different lengths of cuff-rolling?
     
  10. SinisterCustom
    Joined: Feb 18, 2004
    Posts: 8,277

    SinisterCustom
    Member

    I prefer the look of mismatched stuff.
    Guys probably bought an intake first, as it was the easiest to change, then once they saved up enough $$ for heads, installed 'em. But depending on the intake purchased, heads may not have been avail.....there were alot more intake manufacturers than heads.........
     
  11. banjorear
    Joined: Jul 30, 2004
    Posts: 4,719

    banjorear
    Member

    Brucie is right. Take a look at the old programs. Guys ran what worked, what they had money for, or replaced what broke or was snake oil.

    Don't get too caught up with the details for you'll spend a life time and small fortune getting everything "right".

    Drive it & have fun.
     
  12. Bruce Lancaster
    Joined: Oct 9, 2001
    Posts: 21,681

    Bruce Lancaster
    Member Emeritus

    And don't forget...there were plenty of speed secrets, theories, and ideas around, then as now. Lots of different combustion chambers, lots of different runner configurations, and you can bet people were thinking and experimenting to figgerout what would produce the best results. Sponsorships and friendships skewed choices, and deception was not unheard of...
    one of the flathead racers in NJ used to run two completely different cylinder heads...his actual choice was neither. He had welded and reworked both sets of chambers to his own satisfaction.
     
  13. zman
    Joined: Apr 2, 2001
    Posts: 16,787

    zman
    Member
    from Garner, NC

    That's funny, I'd ride Wings wheels but wouldn't touch Gullwing trucks... but then again I've always been a little mismatched. My stick now nothing matches...
     
  14. Bruce Lancaster
    Joined: Oct 9, 2001
    Posts: 21,681

    Bruce Lancaster
    Member Emeritus

    Finding a BETTER match by mismatching stuff almost defines rodding.
     
  15. Nads
    Joined: Mar 5, 2001
    Posts: 11,875

    Nads
    Member
    from Hypocrisy

    It's a hot rod, not a wedding.

    Whatever works Steve, go for it.
     
  16. Coupe-De-CAB
    Joined: Sep 30, 2004
    Posts: 2,098

    Coupe-De-CAB
    Member
    from Nor Cal

    Thanks for all the advise guys!
    I Know back in the day it was all about experimenting with different speed parts to make your ride go faster and money was an option, but now that they've done all the research and money and availability of product is just at our finger tips
    ...what do you guy feel works best with this Edmunds brand of intake? I'm also gonna be adding new strombergs when i get around to purchasing some in the near future.

    there's so many brands available out there, i'm not so much building a race car, but something that looks appealing but performs well on the street.
     
  17. old beet
    Joined: Sep 25, 2002
    Posts: 5,750

    old beet
    Member

    Money was always the bottom line! Never entered my mind to match parts.......OLDBEET
     
  18. Coupe-De-CAB
    Joined: Sep 30, 2004
    Posts: 2,098

    Coupe-De-CAB
    Member
    from Nor Cal

    this actually sound like a nice idea:)
    I do have Mercury 8CM heads on it right now.
    may consider this option, if i don't find some other heads to replace them.
    thanks Dave!
     
  19. Flat Ernie
    Joined: Jun 5, 2002
    Posts: 8,406

    Flat Ernie
    Tech Editor

    The late heads that flow the best w/ best compression ratio are the EAB heads. The Merc 8CM heads are actually lower compression to compensate for the Merc's stroke...

    I think Ol' Ron recommends .050" piston-to-head clearance, so that's what you're shooting for when milling heads - I've heard that .060" is a good starting point to mill off the heads, but haven't done it myself, so measure twice - cut once!

    I think Nads said it best...don't matter - mix-n-match! ;)
     
  20. OLLIN
    Joined: Aug 25, 2006
    Posts: 3,150

    OLLIN
    Member

    If you want to sell the intake please let me know..
    or I could trade you for this unmarked super dual. I have been wanting an edmunds so I can run the gen in the stock location..
    [​IMG]
     
  21. merc monkey
    Joined: Feb 19, 2007
    Posts: 24

    merc monkey
    Member

    Do the drapes match the carpet? Probably not . Are you gonna hit it anyway? Yep. It's about performance. If it runs well, it shouldn't really matter.
     
  22. Straightpipes
    Joined: Jan 25, 2006
    Posts: 1,084

    Straightpipes
    Member

    I am from THE DAY and I don't think I ever knew any rodders who had enough dough for a matched set. We ran whatever we could get ahold of. If you don't have to have aluminum the EABs are the best way to go. Don't mill them with a high lift cam without first claying for clearance. Sometimes the hotrod heads look good but are a pain in the ass. I'm running the Edmunds regular now with milled and cc'd stock heads.
     
  23. xadamx
    Joined: Apr 18, 2003
    Posts: 1,170

    xadamx
    Member

    I agree, 100%, with Straightpipes' formula. I just posted about being disappointed with those Edmunds heads I just installed tonight...no noticeable difference over the EAB's I just removed. I think the compression ratios are similar. Steve, I may let you take these off my hands! Are you looking for stuff for the '35 or a future project? By the way, did you pick the music on your voicemail? Have you heard it lately?
     

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