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my heads

Old Jan 5, 2005 | 12:24 AM
  #1  
90-irocdx3's Avatar
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From: santa barbara,ca
Car: 1990 iroc z
Engine: LSX 376 F1A
Transmission: 4l60e
Axle/Gears: 12 bolt 3.42
my heads

Can my edelbrock performer heads handle my lpe 211/219 cam without any modifactions to the valves?
bryan
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Old Jan 5, 2005 | 05:46 AM
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ede's Avatar
ede
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From: Jackson County
yes, what changes do you think might of been needed to your valves?
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Old Jan 5, 2005 | 05:32 PM
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From: santa barbara,ca
Car: 1990 iroc z
Engine: LSX 376 F1A
Transmission: 4l60e
Axle/Gears: 12 bolt 3.42
yeah i ment to say springs,but i thought they might be to small, thanks for help.save alot more money now towards my expensive engine rebuild, i am building the engine everybody hates, the 335!!
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Old Jan 5, 2005 | 05:37 PM
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From: Valley of the Sun
Car: 82 Z28
Engine: Al LT1 headed LG4 305
Transmission: TH350
Axle/Gears: 3.73 posi with spacer
The valves are likely too big, what size are they.

Last edited by ME Leigh; Jan 5, 2005 at 06:05 PM.
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Old Jan 5, 2005 | 05:37 PM
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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
It's not that people "hate" the "334" (do the math, that's what it is), it's just that people can't justify it.
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Old Jan 6, 2005 | 04:57 PM
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From: santa barbara,ca
Car: 1990 iroc z
Engine: LSX 376 F1A
Transmission: 4l60e
Axle/Gears: 12 bolt 3.42
they are 2.02 and 1.60
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Old Jan 6, 2005 | 05:28 PM
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From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
Those valves likely won't fit in the 305 bore without hitting the deck. And even if they do, they'll be so close to the cyl wall, that no air will be able to flow around one whole side of each of them, so the same heads would actually make the same motor produce more power, if the valves were smaller.

You're wasting your money. You're spending more money to get less motor, than you would if you made a more intelligent choice.

The valves do not care about a little bitty cam like that. Springs maybe; a set of Comp 987s set up at 1.800" installed height would guarantee success, as far as that goes.

Sounds to me like you're about to screw up and use your own money, by the wheelbarrow full, as the wepaon to shoot yourself in the shorts with. There's a reason (well, several hundred reasons actually) why that motor isn't very popular, apart from just the overall lack of size and power.
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