Re: [Chrysler300] alum head or current heads- reasked

["Laurence G. Johnson" <laurence_g_johnson@xxxx>]

Is there a question hidden in here someplace? I can't understand what your 
trying to accomplish or understand.. If this were clarified maybe someone 
could give you an answer. Please be more suscinct...

> From: greektruck@xxxx
> To: Chrysler300@xxxxxxxxxxxxxxx
> Subject: [Chrysler300] alum head or current heads- reasked
> Date: Thu, 6 Feb 2003 23:39:39 EST
> not sure if it went through the first time so i ask again please...
> i am in a pickle here, hope somebody knows for sure though.
> i have the k 413 ram. ?i have the 516 heads i cleaned up a little bit (
> gasket match, clean around inside runner at valve ) in place of teh stock
> heads of comparable size chambers and valves 520. ?they are 74 cc heads. 
> the
> 516 heads have the bigger valves , ( cant do a stock rebuild, not me.) so 
> teh
> problem is am i going to get teh gains desktop dyno promises of apx 60 hp 
> and
> 30 something tq. rom bolting the heads to a stock ram - cammed higher lift 
> (
> maybe .470 or something ) as opposed to the " i caling stock 516 heads"????
> i am replacing the 413 engine with a 440, but have to wait a while longer 
> if
> i am to get the edelbrock heads. i cant switch heads later because you
> supposed to go up in compression with alum heads, but that is not the case.
> stock is 73, and smallest edelbrock is 84. thats apx 1 pt in comp lossed. 
> not
> gonna happen in my car. so do i wait to get the edel heads and leave teh 
> car
> on the trailer or use my 516 heads and pray somebody will write back with
> true dyno experience that teh gain isnt anywhere near that because we only
> run upto 5500 rpm or so.
> HELP!!!!!!!!!!!!! ?????????????????sorry so long, sorry to bother, ?tim
> ps, stock k cam ( thank you all for helping with duration ) and 9.5 with 
> 516
> head comp, 10.25 alum heads if it matters to anyone
>
>
> [Non-text portions of this message have been removed]


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