Re: Re: DML Digest V3 #845

From: Amanda (akelly@tir.com)
Date: Mon May 25 1998 - 20:25:10 EDT


At 06:22 PM 5/25/98 -0400, you wrote:
>>> Am I wrong or is quite easy to subtract horsepower from a motor
>> by hand porting and polishing? What if you take too much off?
>> I was talking to CNC and they told me that alot of the polishing
>> is cosmetics only.Personally, I think I'll leave it to someone
>> witha flowbench.
>>
>> Tony
>
> I suppose if ya went crazy you could do some damage but the main purpose
>is to remove the restrictive "bump" just b4 the butterfly. That's the only
>real material removal I did the first time around. The rest of my work was
>focused on polishing the rough casting surface.
>*
  Sean,
  Is this to increase the CFM going into the motor or the velocity
  or both? A 360cu.in.motor needs 520 CFM at 5000rpm, right? What
  does the stock TB flow? Bear with me, I'm just trying to learn.

  Tony

*************************1997 RPM Dakota --- 14.98 @
>91.76**************************
> sean meldrum
>email: Home: spm@c3net.net
> Work: sean_meldrum@ittauto.com
>Homepage: http://surf.to/real-per4mance
>Truck mods: http://www.geocities.com/MotorCity/Downs/7875/signature.txt
>
>
>



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