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Re: Pick the cam: Monster torque at low RPM [Re: 360view] #1496982
09/09/13 10:20 PM
09/09/13 10:20 PM
Joined: Jan 2003
Posts: 1,374
Houston,Tx.
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Lee446 Offline
pro stock
Lee446  Offline
pro stock
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Joined: Jan 2003
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Houston,Tx.
How about the old Comp cams High energy 260? I used one years ago in a 73 Vette 454 with barely 8-1 and 3.08 gears and a turbo 400. It made ridiculous torque, ran 13.80's and idled like a caddy! Performed all out of proportion for its modest specs. As I recall, I ended up getting about 16 mpg on the hiway and the 73 weighed about 4K with my 220 in it. I expect it would be cost effective also.

Re: Pick the cam: Monster torque at low RPM [Re: Lee446] #1496983
09/10/13 11:13 PM
09/10/13 11:13 PM
Joined: Jan 2003
Posts: 16,123
Grand Haven, MI
patrick Offline
I Live Here
patrick  Offline
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Posts: 16,123
Grand Haven, MI
engle 2316H or 2318H probably, installed with a 106-108 ICL....

bullet's HC267/320 lobe looks interesting, might be a little big....maybe get it ground on a 112 and install at 106....


1976 Spinnaker White Plymouth Duster, /6 A833OD
1986 Silver/Twilight Blue Chrysler 5th Ave HotRod **SOLD!***
2011 Toxic Orange Dodge Charger R/T
2017 Grand Cherokee Overland
2014 Jeep Cherokee Latitude (holy crap, my daughter is driving)
Re: Pick the cam: Monster torque at low RPM [Re: patrick] #1496984
09/10/13 11:57 PM
09/10/13 11:57 PM
Joined: Jan 2003
Posts: 1,643
A certified culture free zone.
74RALLYE Offline
top fuel
74RALLYE  Offline
top fuel

Joined: Jan 2003
Posts: 1,643
A certified culture free zone.
It's not a cam, but an intake with narrow/restrictive runners will carry a higher velocity fuel/air charge at a lower RPM. I think that would improve the low RPM efficiency and of course kill off high RPM performance.
One example is the Edelbrock SP2P 4bbl small block Chrysler intake.

Re: Pick the cam: Monster torque at low RPM [Re: feets] #1496985
09/12/13 04:41 PM
09/12/13 04:41 PM
Joined: Aug 2013
Posts: 43
League City, TX
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BlueGhost Offline
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League City, TX
I have nothing to add on cam selection, but would like to know your results once you get it all going.

I plan on building a torque monster efi'ed 440 backed by an overdrive for my 58 Plymouth. Your Imperial has to be close in terms of size, weight, and aerodynamics.


1958 Plymouth Suburban
Re: Pick the cam: Monster torque at low RPM [Re: BlueGhost] #1496986
09/12/13 06:36 PM
09/12/13 06:36 PM
Joined: Jan 2003
Posts: 28,067
Irving, TX
feets Offline OP
Senior Management
feets  Offline OP
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Posts: 28,067
Irving, TX
Quote:

I plan on building a torque monster efi'ed 440 backed by an overdrive for my 58 Plymouth. Your Imperial has to be close in terms of size, weight, and aerodynamics.





I'm not sure which Plymouth you've got but I can tell you a Fury is comsiderably smaller and lighter than the Imperial.
Anything I do in the Imperial would pay off nicely in a car 20" shorter and 1500 lbs lighter.


We are brothers and sisters doing time on the planet for better or worse. I'll take the better, if you don't mind.
- Stu Harmon
Re: Pick the cam: Monster torque at low RPM [Re: feets] #1496987
09/12/13 08:47 PM
09/12/13 08:47 PM
Joined: Aug 2013
Posts: 43
League City, TX
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BlueGhost Offline
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League City, TX
Quote:

I'm not sure which Plymouth you've got but I can tell you a Fury is comsiderably smaller and lighter than the Imperial.
Anything I do in the Imperial would pay off nicely in a car 20" shorter and 1500 lbs lighter.




I have a Suburban. A little bigger and heavier than a Fury, but still "small and light" compared to an Imperial.

I'll likely end up with a more aggressive cam than you. Mainly because my 440 will have around 10:1 compression, so I will need more duration to bleed some compression off. I do plan on loping down the highway at 70mph and 2000rpm.


1958 Plymouth Suburban
Re: Pick the cam: Monster torque at low RPM [Re: 360view] #1496988
09/12/13 09:26 PM
09/12/13 09:26 PM
Joined: Jan 2003
Posts: 16,376
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dogdays Offline
I Live Here
dogdays  Offline
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Bullet cams will regrind your stock hydraulic cam for $60!!!!!

Look at their HC lobe list.

You could run two different cams and see which you liked best. Or grind one for NA and another for the turbo.

With such a wonderful resource I just don't understand not using it.

Call and ask for Tim.

R.

Re: Pick the cam: Monster torque at low RPM [Re: dogdays] #1496989
09/13/13 12:04 AM
09/13/13 12:04 AM
Joined: Apr 2007
Posts: 3,235
Marion Illinois
72d100 Offline
master
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Posts: 3,235
Marion Illinois
feets not to be off topic but what route are you going to put the A518 behind the 440?

Re: Pick the cam: Monster torque at low RPM [Re: 72d100] #1496990
09/13/13 10:30 AM
09/13/13 10:30 AM
Joined: Jan 2003
Posts: 28,067
Irving, TX
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Irving, TX
Quote:

feets not to be off topic but what route are you going to put the A518 behind the 440?




Ultra Bell.


We are brothers and sisters doing time on the planet for better or worse. I'll take the better, if you don't mind.
- Stu Harmon
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