Quote:
Originally Posted by Top Toy
You can get close to your target without head work or headers if you Siamese your plenum and injector housings. I made 411 RWHP thru stock heads and manifolds. No loss of low end torque or drivability.
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My car does have headers, one of the first things I did when I got it.....
My plenum, inj housings and air horn are ported by Pete....
What, if anything is Siamese porting?
How does it differ from what I have done already...