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help planning boosted 355

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Old Dec 26, 2005 | 06:25 PM
  #16  
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Re: help planning boosted 355

Bret,
Do you think this cam (224/236/114 .536/.555) is large enough to feed the beast and at the same time maintain streetability? Or would it be more benficial to go larger? I really do love a lopey, but not for this project. Its going to be a sleeper basically, stock outter appearance other than some meats on '02 ws6's. Hence the powerdyne unit also, stealthy. I dont want to sit at a light and lope so much that people instantly notice. Im running hooker LT's and catback minus the cats, so thats the only hint they'll get. Im running a 220/230/114 now w/o the S/C and I like the way it still sounds pretty stock, until I get into it Dont want to lose that.

Last edited by blown94; Dec 26, 2005 at 06:27 PM.
Old Dec 29, 2005 | 09:29 PM
  #17  
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Re: help planning boosted 355

Originally Posted by blown94
Bret,
Do you think this cam (224/236/114 .536/.555) is large enough to feed the beast and at the same time maintain streetability? Or would it be more benficial to go larger? I really do love a lopey, but not for this project. Its going to be a sleeper basically, stock outter appearance other than some meats on '02 ws6's. Hence the powerdyne unit also, stealthy. I dont want to sit at a light and lope so much that people instantly notice. Im running hooker LT's and catback minus the cats, so thats the only hint they'll get. Im running a 220/230/114 now w/o the S/C and I like the way it still sounds pretty stock, until I get into it Dont want to lose that.
Anyone???
Old Dec 29, 2005 | 11:12 PM
  #18  
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Re: help planning boosted 355

what self inposed max rpm you want?
Old Dec 30, 2005 | 06:41 AM
  #19  
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Re: help planning boosted 355

Well, the driven speed of the powerdyne will be my limiting factor. From my research and calculations, it looks like with the 2.93 pulley and the 7" crank pulley that pushing engine speeds over 6000 rpm for extended periods will nuke the bearings. Soooo,....it looks like im aiming for a max engine rpm of around 6500 MAX. I can replace the bearings and belts myself, but I dont want to be doing it every other month.
Old Dec 30, 2005 | 06:47 AM
  #20  
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Re: help planning boosted 355

Originally Posted by SiCk PuPpY
If you had to decide between .050 quench/ 9.4 to 1 compression or .035 quench/ 9.8 to 1 compression with a typical D shaped forged piston; which would you choose and why?


Damn, I forgot all about this thread.


In that question, I would choose the .035 quench at ANY compression level, because I firmly believe that the turbulence you'll get is more detonation suppressive than an .050 quench and I am absolutely a believer in turbulence.

Also, I wouldn't wish to run an .050 quench under ANY circumstances.
Old Dec 30, 2005 | 12:36 PM
  #21  
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Re: help planning boosted 355

I discovered during my short-block mock up, that my pistons are .020 in the hole. With the Fel-Pro 1074 gasket, this equates to .059 quench. I'm going to have the block zero decked for a .039 quench. This will raise my SCR to 10 to 1, but i'm trying to port 6 CCs worth of material out of the head chambers and bring it back down to 9.4 to 1. This will also bring my DCR down to 8.5 to 1.

Last edited by SiCk PuPpY; Dec 30, 2005 at 01:55 PM.
Old Jan 4, 2006 | 07:06 PM
  #22  
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Re: help planning boosted 355

Anyone using this cam 224/236/114 on a blower application? Looking for opinions on this cam for this blown 383 build. Its going to be around 9.2:1 SCR with ported stockers flowing like LE2's. What kind of numbers can I expect running about 8lbs. of boost with this cam and does anyone have any other suggestions camwise? Also, what are the effects of a cam ground with 4* of advance in a boosted application? This setup is probably going to see a 100 wet shot after the initial setup is dialed in. N2O wont be used all that often, track here and there, and in emergency situations (lol). Oh yeah, Im trying to keep this setup streetable as possible with as little lope as possible without seriously creating powerloss. Thanks.
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