V-10 Information sources
I did a search here and learned a bunch... Thanks!!! I'd be most interested in performance improvements and the possiblity of switching it from injection to 5 downdraft Webers..... This is a Hot Rod project, so mileage isn't a consideration but performance and "eye candy" is....
Thanks in advance for the help.

Use a CAD system to lay it out, and you're in... use stainless steel, like headers, and weld it all up nice, using thick flanges on both ends.
Or CNC some aluminum.
I guess there's no way Ford would give up any CAD-format files for the intake,would they...
Even cooler, just use the throttle bodies from the Webers and keep the injectors...
Hmm... injection stacks hanging out the hood - almost as cool as the Webers ...
Back to reality...
Nothing stops you from using a 2-valver. Get one without EGR and no O2 sensor after the catalytic converter, and all the wiring and PCM. And tranny.
That way, you can run any headers you want, and don't need a cat if the vehicle didn't come with one.
Hopefully you have room for a 4R100.
Or, use a 5-speed/6-speed manual 2-valve PCM, and put whatever tranny you want on it. There WAS a AOD for the early 4.6L's that was not electronic, and would have the right bellhousing pattern. But you might be better off with the 4R100 for strength.
It will have a TKO 600 tranny, adapting that to the V-10 block should be no big deal.
I thought some about injection, but many years ago I had a 289 with Webers in a '66 Mustang and have had a special place for them ever since... Now it's really easy to size and sync the Webers, not so true in 1975 when I built the Mustang.
Anyway, it should be a real fun engineering exercise just to get the engine and trans all put together and functioning properly and see what kind of horsepower and torque numbers I can get out of it....
Thanks for the help and the ideas. I'm sure I'll be back with more questions when the project actually gets started. Still have a couple months work on other projects before I'll be able to get at it....and lots of research left to do on the V-10 and what it likes for ignition timing, headers (thinking they will be step headers), and a hundred other considerations....
All 5 cylinders on one side are "even fire"... a decently long-enough (but not too long) tube length for all 5, down to one collector would work very well. One of the shortcomings of headers on, say, a 390FE is that all 4 cylinders on one side are not even-fire.
As to the Webers: The best way I ever found of setting up the Webers I had on my Triumph TR7 (45mm DCOE's!) was an exhaust gas analyzer. No matter what I did with the tube-to-the-ear trick, I couldn't get those things balanced. Half an hour on an emissions inspection machine (tailpipe sniffer) and it was PERFECT. I might have had just as much luck with a wide-band O2 sensor and gauge though.
Dave, definitely report back with any more questions/concerns and PICTURES! Even the CAD drawings...
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As for the headers, I will use the different size tubes for each cylinder about 10 inches out from the flange. I believe you are talking about merge collectors. I'm still thinking about a set of them, but nobody makes a merge collector for the V-10's. As for the CAD drawings, probably won't release anything until I see how well I can make the system work. Got to get some projects finished up and get going on it. Friend who works at a salvage yard is going to snag me the first likely looking victim that comes in. About all I have know is a blown up V-10 to get some measurements off of. They sure do come apart when some dummy runs it with a hole in the oil pan!!!! Looks like he banged a rock and lost all the oil...... What a mess!!! Just looking at the way the engine is put together does get me excited about the performance potential of it, though!!!!!!
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Sounds like you have a plan!




