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Best cam for an 86 305 IROC

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Old Oct 23, 2002 | 05:07 PM
  #1  
Striker27's Avatar
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Joined: Aug 1999
Posts: 30
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From: windsor,ont canada
Car: 1986 305 IROC Z
Engine: 305 tpi
Transmission: 700R4
Axle/Gears: 3.42
Best cam for an 86 305 IROC

The car in question is an 86 IROC with a non roller cam. I was wondering what the best cam would be for it out of all the choices out their. I do not want to go the custom chip route or have an undriveable beast. The car has now an airfoil,AFPR,Flowmaster cat back, hooker 2055's headers,a chip of unknown manufacturer,Taylor wires,Accell coil,shift kit,3.42's,ported plenum, 150 hp nos kit. Any help at all would be appreciated. THANX
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Old Oct 24, 2002 | 07:37 PM
  #2  
iroc_cragg's Avatar
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Joined: Feb 2002
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From: Calgary Ab Canada
What does ur '86 IROC do in the 1/4 mile.
With and Without the NOS

Thanks
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Old Oct 26, 2002 | 04:55 PM
  #3  
mckenzie's Avatar
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Joined: Jul 2001
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From: tn. usa
when i rebuilt my 305tpi in my 86 iroc, i went with the comp cam with a .444 lift on intake and exhaust...seems to do pretty good. when the cam came in, it said for a 350tpi. i called comp cam's and they said it will also work on a 305tpi. i still run factory prom. might be a better cam out there, just wanted to let you know what i have in mine...idle and vacuum is good. best of luck, tom
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Old Oct 28, 2002 | 08:59 AM
  #4  
ninjairoc's Avatar
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Joined: Jun 2002
Posts: 187
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From: Upton, Massachusetts
Car: 1986 Camaro IROC-Z
Engine: 305 TPI
Transmission: 700R4
what do you guys run in the 1/4 mile?
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Old Oct 28, 2002 | 09:25 AM
  #5  
86IROCTHD's Avatar
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Joined: Aug 2001
Posts: 483
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From: Dallas, Tx
Car: 88 Trans Am
Engine: lt1 intaked 355 makin 277 on 25 psi of fuel pressure and stock timing :)
Transmission: A4 stock... that moved a mobile dyno a foot shifting into 2nd :)
cam

i went with a compucam 2030.... worked great .... but i am now going one step up i belive the 2040 with 1.6 roller rockers...
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