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Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: Dixie] #2564534
10/15/18 06:45 PM
10/15/18 06:45 PM
Joined: Feb 2005
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Prospect, PA
BSB67 Offline
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[quote=Dixie...... With today's technology, I'm sure there are things I can do internally to improve it over stock.
[/quote]

Today's technologies are: 1) 6+ speed transmissions, 2) computer controlled efi.

Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: Dixie] #2564553
10/15/18 07:57 PM
10/15/18 07:57 PM
Joined: Oct 2007
Posts: 4,206
New York
polyspheric Offline
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New York
stock rockers with oil through the pushrods?


Boffin Emeritus
Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: BSB67] #2564555
10/15/18 08:03 PM
10/15/18 08:03 PM
Joined: Jan 2003
Posts: 14,494
So. Burlington, Vt.
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fast68plymouth Offline
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So. Burlington, Vt.
Originally Posted By BSB67
Originally Posted By Dixie
...... With today's technology, I'm sure there are things I can do internally to improve it over stock.


Today's technologies are: 1) 6+ speed transmissions, 2) computer controlled efi.


And variable cam timing........so you have the right sized cam(sorta) cruising at 1900 in double OD, and at 6k+ while you’re ripping through the gears.


68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads
Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: fast68plymouth] #2564938
10/16/18 04:48 PM
10/16/18 04:48 PM
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Posts: 15,439
Val-haul-ass... eventually
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BradH Offline
Taking time off to work on my car
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Val-haul-ass... eventually
Originally Posted By fast68plymouth
Originally Posted By BSB67
Originally Posted By Dixie
...... With today's technology, I'm sure there are things I can do internally to improve it over stock.


Today's technologies are: 1) 6+ speed transmissions, 2) computer controlled efi.


And variable cam timing........so you have the right sized cam(sorta) cruising at 1900 in double OD, and at 6k+ while you’re ripping through the gears.

All true, but I also look at lighter pistons with better skirt designs, narrower ring packs that conform to the cylinder walls better, reduced journal sizes to reduce rotating resistance, and improved oil management (scrapers and effective windage trays) as comparatively "modern" tech vs what some of these archaic platforms used when they rolled off the assembly line decades ago.

Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: Dixie] #2564967
10/16/18 05:46 PM
10/16/18 05:46 PM
Joined: Jan 2017
Posts: 289
Nevada
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merpar Offline
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Nevada
Best advice on here, Gear Vender

Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: merpar] #2564977
10/16/18 05:59 PM
10/16/18 05:59 PM
Joined: Feb 2007
Posts: 2,578
sweden
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1Fast340 Offline
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sweden
Originally Posted By merpar
Best advice on here, Gear Vender

I agree that way the OP can add even more gear and get even more acceleration whitout having to spinn that thing higher than 35-4500RPM driving down the road at the legal limit.

Those things turned that kind of rpm on the road back when they where new its not some kind of rockescience.

Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: 1Fast340] #2564983
10/16/18 06:05 PM
10/16/18 06:05 PM
Joined: Nov 2007
Posts: 21,822
Kirkland, Washington
Pacnorthcuda Offline
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Kirkland, Washington
Originally Posted By 1Fast340
Originally Posted By merpar
Best advice on here, Gear Vender

I agree that way the OP can add even more gear and get even more acceleration whitout having to spinn that thing higher than 35-4500RPM driving down the road at the legal limit.

Those things turned that kind of rpm on the road back when they where new its not some kind of rockescience.


But that does not answer the OP's question.

Re: Recommendations building a 440 to live at 3500-4500 rpm? [Re: Dixie] #2565000
10/16/18 06:52 PM
10/16/18 06:52 PM
Joined: Jan 2003
Posts: 14,494
So. Burlington, Vt.
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fast68plymouth Offline
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So. Burlington, Vt.
IMO, it’s really pretty basic......

It would do what the OP is asking if it were bone stock.

If you build it with higher quality parts and better attention to machining detail and clearances, surface finishes, etc, than the factory did....... it will hold up better than it would if it were like it was when it rolled off the assy line.

If it’s not being raced in a class where stock displacement was a requirement, then I’d build a stroker...... which doesn’t alter the appearance at all...... and run 3.23’s instead of 4.10’s.
This way you get the added performance of the extra cubes to offset the taller gears, which greatly improve the streetability of the car.

More power, more streetability...... looks 100% stock......win,win,win.



68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads
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