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#1 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Gas pedal assembly
I'm starting a new thread on my gas pedal and linkage problems. Everything works good until I add the rod that connects the pedal to bellcrank. I'm getting binding and the heal of the pedal moves forward as you press down. The geometry is off. This is the rod that came with it . It was bent into almost an s shape to get it to work and the peday had broke of the floorboard . Ive straighten it some and threaded the end to adjust for the extra travel straightening gives it. What should the rod look like? Should it be straight so the bellcrank get pushed back horizontally. I'm thinking I'll heat it up and take out the bends until it looks like the manual then Ill need to thread more of it since it get longer as it get straighter. Any ideas? At this point I'm almost ready to buy a cable driven pedal and be done with it. Last question is any recommendations for a cable pedal assembly cheap and looks like its supposed to be on an old truck? 72-87 assembly maybe ? Will this bolt up no issues? I really want to use the original but everything has be modified over the years to the point its just a headache. Thanks to those who got me this far.
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#2 |
Registered User
Join Date: Nov 2010
Location: calgary alberta
Posts: 8,028
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Re: Gas pedal assembly
thats a tough one to figure out. are your linkage parts all from your engine or is it possibly a mix and match setup from different vehicles? curious because if the belcrank is stock, the rod to the carb is stock and the rod to the pedal is stock then it should all fall into place if assembled correctly. without the rod to the pedal, does the system operate correctly by hand, to give idle and full throttle? is the belcrank assembled the right way around? can you post a pic of it?
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#3 |
Registered User
Join Date: Nov 2010
Location: calgary alberta
Posts: 8,028
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Re: Gas pedal assembly
has the rod been added to possibly? possibly someone before you welded an extension to the rod and did a very good job so it looks like it was made that way?
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#4 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
I had to replace the rod from the bellcrank to carb because the one it came with was too short. If you look at my other post you can see how bad this one was bent. When i operated it the rod would hit the manifold . . Everything works great until I hook up the pedal then it hits on the hole thru the firewall because its too much angle when the pedal is bolted down. I dont think its been add to. Ive threaded the last 3 inches trying to make it adjustable and havent run into any welds. I'm going to try bending is so it moves more in a straight line
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#5 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
Heres a photo of how the end was bent at first
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#6 |
Registered User
Join Date: Dec 2011
Location: Moxee WA
Posts: 1,470
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Re: Gas pedal assembly
ebay, Ecklers and Classic parts all show complete linkage assemblies available. You might look at the pictures for ideas or think about buying a complete new assembly
__________________
49 chevy 3100 3 window. 327 / m21 4 spd, 12 bolt w/ 3:55's Bought in 1973 for $235.00. Had it longer than my wife & Kids!! |
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#7 | |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
Quote:
Last edited by popeyestruck; 07-27-2024 at 05:54 AM. |
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#8 |
Registered User
Join Date: Dec 2011
Location: Moxee WA
Posts: 1,470
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Re: Gas pedal assembly
Here'e a p/n for Eckler's. Is it possible you have the wrong linkage?
__________________
49 chevy 3100 3 window. 327 / m21 4 spd, 12 bolt w/ 3:55's Bought in 1973 for $235.00. Had it longer than my wife & Kids!! |
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#9 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
Yeah its very possible. Someone put an automatic choke BC carb on it befere I got it . It looks like they cobbled parts together to make it run. I played with it this morning and got the geometry closer but it still hangs up a bit. You forgot the part number???
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#10 |
Registered User
Join Date: Dec 2011
Location: Moxee WA
Posts: 1,470
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Re: Gas pedal assembly
Item EK-61-156461-1
sorry about that.
__________________
49 chevy 3100 3 window. 327 / m21 4 spd, 12 bolt w/ 3:55's Bought in 1973 for $235.00. Had it longer than my wife & Kids!! |
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#11 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
That might work but looks nothing like what i have. I think thats for a V8 . It looks like it pulls on the bellcrank. Mine pushes
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#12 |
Registered User
Join Date: Nov 2010
Location: calgary alberta
Posts: 8,028
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Re: Gas pedal assembly
it seems like the rod needs to make a sweeping arc to allow the rod to pass through the floor hole without binding, the needs to make a bend to connect to the belcrank.it would be interesting to see if the pedal connection point is more or less inline with the floor hole at the idle position and then how much that varies at full throttle position. is the rod inserted through the hole as per the pics in the manual, so the arc is in the floor hole through it's entire sweep or does the arc not fit the floor hole correctly? correct height/lenght of pedal to match the floor hole?
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#13 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
The rod is about twice as thick inside the cab then a quick taper . It was catching on the taper so I had to extend it further into the engine bay To get passed the taper . When I did that it pushed the bell rank connection past the bell crank so I had to thread about 4 inches on the bell crank end . Since I had to get that 90 degree bend out tapping was really slow getting past the deformed metal. I'm real close to fitting it now . I think I'll get it today. All the parts were wrong . The rod from the carb to the bellcrank was so short it would only hook up at the 9 0 clock position that was the reason for the 90 degree bend. I got a longer rod off an automatic trans which was too long and had to thread that to make it fit. It was hooked up this way when I tore it down but I cant figure out how it worked other than it was an accident waiting to happen. I know why they did it because its impossible to find the correct rods for a 59 6cylinder with and auto choke. Every step you change one thing and it throws the geometry off and you have to fix something else but think I finally will get it today. I'll keep you posted
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#14 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
I got it. Just a lot of bending to get it right. On to the next task. Tucking the rear bumper
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#15 |
Registered User
Join Date: Nov 2010
Location: calgary alberta
Posts: 8,028
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Re: Gas pedal assembly
awesome. do you feel like an engineer now, inventing stuff?
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#16 |
Registered User
Join Date: May 2022
Location: Longwood 59 chevy
Posts: 257
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Re: Gas pedal assembly
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