Author Topic: XXO/BVGC '38 Chevy Coupe Build  (Read 1032165 times)

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Offline 38flattie

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #585 on: August 24, 2011, 08:00:10 PM »

[/quote
Would like to see a picture of this set-up if any one has one.
Richard
[/quote]

I'd also like to see a pic if possible- this sounds very promising!
With sufficient thrust, pigs fly just fine. However, this is not necessarily a good idea. It is hard to be sure where they are going to land, and it could be dangerous sitting under them as they fly overhead. -- RFC 1925

You can't make a race horse out of a pig. But if you work hard enough at it you can make a mighty fast pig. - Bob Akin

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http://youtu.be/89rVb497_4c

Offline Kiwi Paul

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #586 on: August 26, 2011, 12:43:21 AM »
Add me to the list--my Comp Coupe needs this, I think....

Offline 4-barrel Mike

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #587 on: August 26, 2011, 01:17:27 AM »
Different but interesting, thank you Mr. Fox! (posted here some time ago)

Mike
Mike Kelly - PROUD owner of the V4F that powered the #1931 VGC to a 82.803 mph record in 2008!

Offline Rex Schimmer

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #588 on: August 26, 2011, 02:13:06 AM »
Buddy,
Since you are going to run in a class that allows almost anything aero in front of the cowl, note the cross steering link on Rich's car, aero tube, also note the non rotating inter wheel covers. Both good ideas.

Rex
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Offline RichFox

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #589 on: August 26, 2011, 03:33:18 AM »
You will note that my rockers pivot on the toursion bar ends.

Offline Dr Goggles

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #590 on: August 26, 2011, 04:42:46 AM »
Hey Buddy was good to catch up on the lake........car looked great , we'll meet again my friend.
Few understand what I'm trying to do but they vastly outnumber those who understand why...................

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Offline Kiwi Paul

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #591 on: August 27, 2011, 12:09:26 AM »
Rich--I presume the torsion bar itself is inside the top frame tube? I will have to fab something a bit different, but a good idea, Rich......PS; Mike...The raffle tickets WERE in my wallet, and I did have the winning ticket.......OH WELL... :? :-D 

Offline Elmo Rodge

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #592 on: August 27, 2011, 12:21:29 AM »
Rich--I presume the torsion bar itself is inside the top frame tube? I will have to fab something a bit different, but a good idea, Rich......PS; Mike...The raffle tickets WERE in my wallet, and I did have the winning ticket.......OH WELL... :? :-D 
That's OK Paul. You can wallow in the fact that you were a winner and helped a great cause. Perhaps you can wrest some comfort from the fact that I had a P-38 Porter reserved for you but as usual, we never met up. Perhaps next time.............  :cheers: Wayno

Offline RichFox

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #593 on: August 27, 2011, 04:29:32 AM »
The bar runs alongside the tube, and has a small rocker arm adjuster on the other end that works against a pad on the tube

Offline 38flattie

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #594 on: August 27, 2011, 10:10:12 AM »

1) The window tabs are huge and ugly- gonna change that!
2) The front frame horns have to go! (thanks Rex!)
3) tuck the shocks back behind the sheet metal! (thanks Rex!)
4) Change the exhaust-possibly/probably to the upper back side of the open tire (Thanks Sparky!)
5) rework a little intake porting, and get the block bench flowed.
6) depending on bench flow numbers, possibly a new cam
7) Try and get all sheet metal in front of the cowl, and below the hood replaced, for better aero ( you listening, John Kimbrough??!! I need your help!)
8 Fill tranny and rear end crossmembers with lead. I'd like to get rid of our weight bar rack. Probably add some lead to the frame, also.
9) Go through the Quick change. We found aluminum filings in it.
10) mount the 'chute up on the trunk, and get rid of the huge pushbar we have.
11) move the engine cooling tank to the rear ( Thanks Stan!)
12) install a small fan for the driver, for when he has to wait in the car.


Thanks everyone!

Dr Goggles, it was a pleasure meeting and chatting with you. I'll see you next time!

In addition to the above, there will be quite a few more changes coming, one of which is inner wheel covers. ( thanks Rex!)

We're still waiting on the machine shop, but I really want to go to World Finals, and get this engine on the salt. I'm going to run a dual carb setup, and set the Enderle injection up this winter. The car will be far easier to tune this way, at least for me.

This engine will be torn down this winter, and we will check the wear. I'll get the block on a flow bench, and see if the flow numbers match our cam. A new cam may be in order.

When it's all said and done, this will be our back up engine for next year. I've been looking at a port modification for some time now, that I believe will greatly increase the flow.I'm also going to try it with reversing the intake and exhaust ports- there are some real advantages there, if one really looks at the block.   I'm going to follow up on this, this winter, and see if it proves out on the flow bench. I'm positive it will! If it does, we'll use the new design, with a roller cam, as our primary engine. I'm real excited about this one, because it has real hp possibilities!

This engine will also run on fuel,and unblown, as there are a few records i want to chase-at

Bonneville, /VFCC- 157.496 MPH, /VGCC- 154.245 MPH, /VGALT-154.103,  and  El Mirage, /VGCC-159.574, /VGALT-158.422, and the one I REALLY want, /BVFCC- 195.524

When I run the numbers, I'll need about 670 HP for the /BVFCC class- Guess we'll see!

I know there are a couple of open records out there, and we'll run on them. Honestly though, that's pretty meaningless to me. It's like taking first place in a one man marathon- you're glad you finished, but it's hard to lose! We'll set our goals high, and see what happens- it's bound to be a fun journey no matter what!


« Last Edit: August 27, 2011, 10:30:34 AM by 38flattie »
With sufficient thrust, pigs fly just fine. However, this is not necessarily a good idea. It is hard to be sure where they are going to land, and it could be dangerous sitting under them as they fly overhead. -- RFC 1925

You can't make a race horse out of a pig. But if you work hard enough at it you can make a mighty fast pig. - Bob Akin

http://www.flatcadracing.org/
http://youtu.be/89rVb497_4c

Offline 4-barrel Mike

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #595 on: August 27, 2011, 10:42:11 AM »
PS; Mike...The raffle tickets WERE in my wallet, and I did have the winning ticket.......OH WELL... :? :-D 

The club treasury appreciates the donation!  :cheers:

Mike
Mike Kelly - PROUD owner of the V4F that powered the #1931 VGC to a 82.803 mph record in 2008!

Offline Kiwi Paul

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #596 on: August 28, 2011, 12:44:36 AM »
Wayno, the closest I got were Bear Hugs from Mike and Greg W......I`ll get some of that Porter yet...  :-D

Offline 38flattie

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #597 on: September 01, 2011, 01:16:44 PM »
Well, hopefully the engine will be back from the machine shop in about a week.

The pistons have been installed, and deck height checked. We ordered head gaskets .010 too thin, so I'll have to order some more.

Jeff's mocking up the blower drive, to finish that and the crank snout.

Just found out the plan was for 1.78 exhaust valves, which are too big. Hopefully, it's not too late to switch to 1.70 :?



With sufficient thrust, pigs fly just fine. However, this is not necessarily a good idea. It is hard to be sure where they are going to land, and it could be dangerous sitting under them as they fly overhead. -- RFC 1925

You can't make a race horse out of a pig. But if you work hard enough at it you can make a mighty fast pig. - Bob Akin

http://www.flatcadracing.org/
http://youtu.be/89rVb497_4c

Offline Milwaukee Midget

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #598 on: September 01, 2011, 01:44:22 PM »
We ordered head gaskets .010 too thin, so I'll have to order some more.


There's a key problem with building something out of the ordinary.  If I could make 'em all fit, I could probably build an entire engine out of specialty parts I've ordered that weren't quite right.  :cry:


The cut on the piston is interesting - about how far down does the ring land sit with respect to the relief cut? 
"Problems are almost always a sign of progress."  Harold Bettes
Well, I guess we're making a LOT of progress . . .  :roll:

Offline maguromic

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Re: XXO/BVGC '38 Chevy Coupe Build
« Reply #599 on: September 01, 2011, 01:58:44 PM »
Buddy, That engine looks cool.  I don't know how much boost you plan on running or the RPM you are going to spin this beast, but I would machine the block and heads for dowls to keep the head from walking. Also I would run double keys on the crank snout. Tony
“If you haven’t seen the future, you are not going fast enough”