[Shotimes] How to get 300HP from your 3.0L SHO engine

Mike.Wojton@us.o-i.com Mike.Wojton@us.o-i.com
Thu, 21 Oct 2004 16:48:57 -0400


Well, I don't know much from brown pimples. ; )

It always surprised me that they didn't just throw in forged
pistons too.  What the heck.


Mike Wojton
Toledo, Ohio

-'95 White MTX
   '96 Brake Upgrade
   Eibachs (front)

"Avoid the clap." - Jimmy Dugan




cmichaelo@optonline.net wrote on 10/21/2004 03:25:40 PM:

> Mike,
> 
> Well, I was sort of assuming that it DIDN't have forget crank and rods.
> 
> I suspected it had forged rods, cause I just changed my rod bearings, 
and the rods looked like 
> they were forged.  But for some reason I didn't believe it...go figure.
> 
> I'm surprised to hear that it already has forged crank. It doesn't look 
forged at all. How come 
> the crank has that brownish pimplishly rugged surface?
> 
> I know it has cast pistons for sure.
> 
> Michael
> 94MTX,green,BOS+,Koni/Intrax,Baer,Corbeau
> SHO items for sale: http://hometown.aol.com/cmichaelo/for_sale.html
> 
> ----- Original Message -----
> From: Mike.Wojton@us.o-i.com
> Date: Thursday, October 21, 2004 2:23 pm
> Subject: Re: [Shotimes] How to get 300HP from your 3.0L SHO engine
> 
> > What do you mean by the last entry, forged internals?  The engine
> > already has forged rods and crank, and I wouldn't think that switching
> > from cast to forged on any of those would add hp anyway.
> > 
> > 
> > Mike Wojton
> > Toledo, Ohio
> > 
> > -'95 White MTX
> >   '96 Brake Upgrade
> >   Eibachs (front)
> > 
> > "Avoid the clap." - Jimmy Dugan
> > 
> > 
> > 
> > 
> > shotimes-admin@autox.team.net wrote on 10/21/2004 11:47:45 AM:
> > 
> > > OK this is always fun.  How much HP do we get from each mod in a 
> > 3.0L 
> > engine? (This of course 
> > > precludes adding displacement....:)
> > > 
> > > What so fun about this is that it quite easy to increase the HP 
> > of this 
> > engine without affecting 
> > > the cars usefulness as a daily driver and also without taking an 
> > equity 
> > loan on your house. You 
> > > can probably do the below modifications for ~$5000 + labor.
> > > 
> > > The HP numbers below are estimated based on the assumption that 
> > all 
> > modifications are initially 
> > > installed in the car (thus producing 300HP). Then I take one 
> > modification away and "estimate" the HP drop.
> > > 
> > >                                                Subtotal
> > > Base setup:        220HP
> > >                                                    220HP
> > > Rotating mass (external):
> > > UDP:                     5HP
> > > 8lbs flywheel          2HP
> > >                                                    227HP
> > > Exhaust:
> > > HiFlow Y-pipe:       10HP
> > > 2 1/2" catback:        5HP
> > >                                                    242HP
> > > Intake:
> > > 77mmMAF + CAI +
> > > 69mmTB:              12HP 
> > > BBB + EH +
> > > porting:                 15HP
> > > +20 CAMs:           15HP
> > >                                                    284HP
> > > Electronics:
> > > WideBand HEGO +
> > > Tweecer:               15HP
> > >                                                    299HP
> > > Lubrication:
> > > Amsoil 5W30:         1HP
> > >                                                    300HP
> > > 
> > > There are other things one can do, but that will affect the 
> > usability of 
> > the car as a family sedan, namely:
> > > 
> > > Intake:
> > > +40 CAMs            10HP (assuming a +20 base)
> > > 
> > > Rotating mass (internal):
> > > Forged crank +
> > > rods + pistons:     10HP
> > >                                                    320HP
> > > 
> > > For a grand total of 320HP.
> > > 
> > > And there are probably other tricks too, such as flipping the 
> > [forged] 
> > pistons 180deg, lowering 
> > > friction of all turning parts by properly coating them, etc.
> > > 
> > > What do you think the HP numbers should be???
> > > 
> > > 
> > > Michael
> > > 94MTX,green,BOS+,Koni/Intrax,Baer,Corbeau
> > > SHO items for sale: http://hometown.aol.com/cmichaelo/for_sale.html
> > > _______________________________________________
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