Hello/Beat that dead horse again!

CSH-HQ nacelp at jvlnet.com
Fri Oct 29 18:26:38 GMT 1999


Ohh, me just getting back to midget ponies again.
On the BSFC some of the newer bikes suposidlly are down to .35
.55 on a S/C  T/C  would be with good intercooling, .65 to .7 on some
stuff.
Grumpy


>Yes, 30lbs at what psi-39( stock) Like mine, 24lbs should be good for 384 hp
>but at 55psi= 29lbs which is good for 464 
>Also remember that a naturally aspirate has a BSFC of .45.  Super natural
>:-) has about a BSFC of .55 (from most testing and reading I have done.  So
>to achieve his 600-650 hp he would have to have his 30lb injectors set at 74
>to 94 psi!
>Is this a DI motor? (direct injection):-)  I smell something Bruce....What
>is it... it is coming from the screen!
>Mike Rolica
>EXT. 260
> :-)
>
>
>	-----Original Message-----
>	From:	nacelp at jvlnet.com [SMTP:nacelp at jvlnet.com]
>	Sent:	Friday, October 29, 1999 12:12 PM
>	To:	gmecm at efi332.eng.ohio-state.edu; GM EFI List
>	Subject:	Re: Hello/Beat that dead horse again!
>
>	Well, I got some good news an some bad news.
>
>	Eight 30 lb/hr injectors it a total flow of 240 lbs/hr, at .5 per HP
>	that's 480, and heated of the intake air from the S/C might drop
>that.
>
>	Doing chips once past the intial time to read up, and get the
>equipment
>	isn't that hard, and for cuustom stuff you can get your investment
>back 
>	quickly.  Plus your not always waiting for the mailman.
>	Really on something like that/this  getting the car to someone with
>a 
>	diacom, and doing a custom chip would be the only really right way
>
>	Also, it will never be 100% right.  What you have outflow the MAF by
>a large 
>	margin so WOT is going to be a compromise.
>
>	Where is Clarksville?.  Is that where the shop is?....
>	I might be of some help inna week or so..
>	Grumpy
>
>
>	As a new subscriber to the list I just wanted to pop in and say
>hello to
>	>everyone. I own a corvette restoration and performance shop, and I
>am always
>	>looking for a better way to do something. My current project car is
>a Paxton
>	>supercharged, stuffed to the gills 355, 1989 Corvette L-98 engine,
>with 30
>	>lb/hr injectors, and a fairly radical cam, with estimated HP in the
>range of
>	>600-650 BHP.  The stock computer with a privatly burned chip in it
>is
>	>working really well (esp. since most everyone said it could not do
>it.)
>	>Anyway, the only small problems I am having with it, is it is
>idling
>	>(hunting) between 5-700 rpm, and I need to get the idle up to about
>850,
>	>with this lopy cam I designed for the engine. The other problem is
>with the
>	>built in rev limiter, keeping the rpm under 5400, and this needs to
>be
>	>raised to approx, 6400 rpms
>	>So, who's got what suggestions, and who's the most reasonable
>person (that
>	>knows what they are doing) to burn a new chip just like the one
>currently in
>	>it (i.e- they need to be able to "read" the chip that is in there
>now), and
>	>then make these two corrections to the programming?
>	>Any ideas or suggestions? Someone in the general Louisville, KY
>(say within
>	>200 miles), would be a big PLUS!
>	>TIA
>	>-Barrett
>	>SCAR Corvette & Performance
>	>1010 W. Hwy 131, Clarksville, IN  47129
>	>(812) 941-0839
>	>bluvette at scarcorvette.com
>	>www.scarcorvette.com
>	>
>




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