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cam selection

Old Jan 18, 2001 | 04:10 PM
  #1  
wiggy'sIROC's Avatar
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From: Mt. Home, ID
Car: 1986 IROC
Engine: 305 going to 355
Transmission: 700R4
cam selection

How much cam can I use with a CC carb 350? How much duration, LDA, LSA, lift without upsetting the computer? The cam grinders I have talked to have given some really minimal specs, I figured You guys real world experience would be of help. THANKS!

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1986 IROC "Bone Stock" (for now)
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Old Jan 18, 2001 | 04:20 PM
  #2  
ede's Avatar
ede
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From: Jackson County
i think i'd listen to about any cam grinder before i would someone on here. they make cams everyday and ought to know what they doing. especially if you are getting the same or similar answer from several cam makers.

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ICON Motorsports

1st & 3rd
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Old Jan 18, 2001 | 04:23 PM
  #3  
wiggy'sIROC's Avatar
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From: Mt. Home, ID
Car: 1986 IROC
Engine: 305 going to 355
Transmission: 700R4
I'll do that. Thanks EDE!

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1986 IROC "Bone Stock" (for now)
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Old Jan 18, 2001 | 04:27 PM
  #4  
wiggy'sIROC's Avatar
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From: Mt. Home, ID
Car: 1986 IROC
Engine: 305 going to 355
Transmission: 700R4
Would there be any way (without nitrous) to get in the 13 with a 350 in place of the 305 and still have the computer hooked up?

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1986 IROC "Bone Stock" (for now)

[This message has been edited by wiggy'sIROC (edited January 18, 2001).]
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Old Jan 18, 2001 | 08:01 PM
  #5  
ede's Avatar
ede
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From: Jackson County
sure people do it every day. not too hard to make a sub 14 second 350 with the ecm controls. read the sigs on here. lot of people have their mods and ets in their sigs and you can get an idea what they have and what it takes.

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ICON Motorsports

1st & 3rd
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Old Jan 19, 2001 | 02:31 PM
  #6  
82z's Avatar
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From: Lima Oh
Any cam for a ccc engine is going to be pretty tame. Honestly, I would just ditch the ccc in favor of fuel injection or a honest to godness Holley and put a real cam in it. Granted you will loose the electronic timing and mixture controls but the computer won't be able to support power levels much beyond stock anyway.

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82 z28 350cid, vortec heads, comp 262h cam, Holley 600cfm carb, 2in twice pipes, MSD ignition, turbo 350 trans, 3.73 posi, manly b&m megashifter
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Old Jan 19, 2001 | 02:46 PM
  #7  
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
The factory does everything you're asking while maintaining emissions legal standards with the 350 HO conversion kit. They use a ZZ4 engine with the original factory carb (recalibrated with secondary hanger & rods), new ECM and PROM, and exhaust mods. They say they got the car into the 13's, and that without headers. If you have an auto transmission, you can use the kit.

The ZZ4 uses a roller cam. Although I'm planning on using that cam in a 305, we'll see if it can pass emissions. I'm betting it will, and it probably has more agressive specs than what you've been quoted by the cam grinders.

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82 Berlinetta, orig V-6 car, now w/86 LG4/TH700R. 2.93 limited slip. Cat-back from '91 GTA, Accel HEI SuperCoil. AMSOIL syn lubes bumper-to-bumper. Daily driver, work-in-progress (LB9 w/ZZ3 cam, TBD heads, exhaust, paint, etc.).
57 Bel Air, my 1st car. 0.030 over 396, Weiand Action+, Edelbrock 1901 Q-Jet, Jacobs Omnipack, 1-3/4" headers, TH400 w/TCI Sat Night Special conv & shift kit, 3.08 10-bolt, AMSOIL syn lubes bumper-to-bumper. Best 15.1 @ 5800' Bandimere. Daily driver while Camaro was being put together.
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Old Jan 19, 2001 | 05:32 PM
  #8  
stingerssx's Avatar
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From: So. Cal, L.A.
Car: '88 Firebird Formula 350
Engine: Built 383 TPI
Transmission: Built 700r4
Axle/Gears: 9 bolt, 3.27:1 Posi
Check out Crane Cams Compucam. That's what I've got, and it ain't small.

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'82 Firebird, dead stock, 9 bolt disc rear, over 200,000 miles and still going strong, more to come...
http://www.spinfrenzy.com/stingerssx...easures.html#4
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Old Jan 19, 2001 | 06:57 PM
  #9  
wiggy'sIROC's Avatar
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From: Mt. Home, ID
Car: 1986 IROC
Engine: 305 going to 355
Transmission: 700R4
Thanks for the inputs! I am not looking for anything more than mid to low 13's without a power adder. I plan on using edelbrock's TES headers, the flowmaster force 2 3" system that is on the car now, edelbrock performer intake and cam, and a good set of heads (possibly vortec cause of their bang for the buck), a new chip, 3.40ish gears, and if I can find one (or make one)a dual snorkle intake with my K&N. Think that would do it with a computer compatable cam?

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1986 IROC LG4 "Bone Stock" (for now)
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