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Topic: Air Cleaner height issues.....

in Forum: C3 Engines


Air Cleaner height issues.....

Posted: 10/10/05 11:02am Message 1 of 8
Former Member
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Nashville, TN - USA
Joined: 9/19/2005
Posts: 7
Vette(s): 1974 C-3 rebuilt 350 auto, AC
Well, the first big project on the restore of my newest money vacuum is
well underway and the first problems have arisen. ; )     Replaced the
stock Quadrajet carb on the 350 with a new Holley 650 cfm. w/electronic
choke.   Bolted on just fine after a few minor hose/line mods and she
fired right up and runs like a dream.     I'm amazed at how easy it was.

BUT.....

now my air cleaner height is too tall for the hood to close.    I don't want
to have to change the hood so I'm wondering if anyone can point me to
the best place to find an air cleaner assembly with a recessed lower pan
that will allow me to swap it out easily.      If anybody has specific
experience with this and can offer a hand that will let me avoid digging
thru a million catalogs and trying to find something that is compatible, I'd
REALLY appreciate the headstart.

Thanks so much for any help you can offer and I'll wave when I see you!


Pat


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Air Cleaner height issues.....

Posted: 10/10/05 12:00pm Message 2 of 8
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Former Member
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York, SC - USA
Joined: 9/4/2005
Posts: 534
Vette(s): 1974 mille miglia red with oxblood interior 355ci, 320hp

pat,

i had the same problem with mine (i went from the q-jet to an edelbrock carb).  i'm not sure how "stock" you want to keep it but i picked up a chrome edelbrock 14" dia air cleaner assembly at a local auto parts store for something like $25.  i think the element is 3" high. you can get them pretty easily at any pepboys.  but the bottom pan is recessed and has an indention on opposite sides to clear fuel lines or choke assemblies or whatever. it works (and looks) great.




Air Cleaner height issues.....

Posted: 10/10/05 12:23pm Message 3 of 8
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BINGHAMTON, NY - USA
Joined: 7/19/2003
Posts: 3808
Vette(s): ......
I did the same swap as HMEL 74,Edelbrock performer,and my rebuilt Q-JET,I got an Edelbrock #1208 air cleaner,It's only 10 inches in diameter,and 2 inches tall,a little bit smaller than HMEL's ,but it looks good and you can see the top of the engine better,I looked at the 14 inch one just didn't want to cover the engine back up,so everybody could see that new manifold and the other freshened up stuff,no clearence issues at all,top or sides


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Air Cleaner height issues.....

Posted: 10/10/05 7:05pm Message 4 of 8
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
OK, I'm cornfused (yes, again )
I just went & checked, and the factory original Quadrapuke on my '74 is 1/4 inch TALLER than the 600 Holley I have sittin out there on a shelf. How could just putting a shorter carb on create a hood clearance issue?
I unnerstand changing the intake will cause the problem, but what am I missing here?
Pat, did you use some kind of adaptor on top of the carb, where the air cleaner sits?

Or......duh,...did you have to use an adaptor UNDER the carb. That would make sense.(open mouth.......insert foot )Adams' Apple38635.7984722222


Joel Adams
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Air Cleaner height issues.....

Posted: 10/11/05 6:24pm Message 5 of 8
Former Member
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Nashville, TN - USA
Joined: 9/19/2005
Posts: 7
Vette(s): 1974 C-3 rebuilt 350 auto, AC
Actually, I solved the problem with a good 'ole Dremel Tool.    The bottom
pan on the air cleaner it came with had a little 1/2" lip sticking down
around the bottom.    It made the whole thing stick up too high for the
new top threaded rod on the Holley.    I never actually checked to see if
the hood would close.   Since I couldn't fit the wingnut on top of the air
cleaner, I assumed it was now too tall to fit.     

I didn't have to adapt the Holley at all but it DID come with a newer,
thicker gasket so I figured the added thickness was what was causing the
height issue.

I just whacked the lip off the bottom of the pan and it sat right down so
the rod would stick thru enough to get the wingnut on.   No problem
anymore!     Thanks for the help everybody!


Pat


Air Cleaner height issues.....

Posted: 10/11/05 7:37pm Message 6 of 8
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
Git-er-done!

Pat........please tell me you didn't cut an original air cleaner housing? Those things are $300!!!! Adams' Apple38636.818912037


Joel Adams
C3VR Lifetime Member #56    

My Link


(click for Texas-sized view!)
             NCRS

"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"

Air Cleaner height issues.....

Posted: 10/12/05 1:35pm Message 7 of 8
Former Member
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Nashville, TN - USA
Joined: 9/19/2005
Posts: 7
Vette(s): 1974 C-3 rebuilt 350 auto, AC
No, no....this was a replacement fancy-schmancy chrome triangular job
the previous owner had installed.      I'm not hacking on anything that
appears to be original.     I'm not restoring it to original condition but I'm
keeping everything I take off in case the next owner may want to.    


Air Cleaner height issues.....

Posted: 10/12/05 6:07pm Message 8 of 8
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
Wheeew! Thank you!!!!!


Joel Adams
C3VR Lifetime Member #56    

My Link


(click for Texas-sized view!)
             NCRS

"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"

in Forum: C3 Engines


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