Amanda wrote:
> At 07:31 PM 5/12/98 -0400, you wrote:
> >I believe GM uses a mass airflow sensor rather than the speed density
> system that CC
> >uses. Most turbos use a rich mixture to control detnation
> >The Syclone does NOT use a mass airflow sensor. It has a O2 sensor right at
> the outlet of the turbo exhaust, a manifold air pressure sensor (map) and a
> manifold air temp sensor (mat) and a knock sensor to retard timing if
> needed.(it didnt work well. I cracked one piston, melted another and buckeled
> 3 rods due to bad boost control. Fixed that now though!)
> >KW
> >
> >jim miller wrote:
> >
> >> I don't know about the size you need but my GMC Syclone had 28.5 stock
> and it was
> >> bad about knocking under turbo boost. I changed to 32 pound injectors
> and pretty
> >> much cured the knock. Did not idle rough, did not run over rich and did
> not hurt
> >> gas mileage. BTW that truck got 13 mpg in town and 18 mpg on hwy with a
> 280 hp
> >> 4.3 ltr v6, all wheel drive 4 speed auto and 3.43 axle ratio
> >
> > And what did it weigh? 2800lbs? That's like a Dak with 400hp. Whoa.
> The Syclone weighs 3800 lbs. Dont forget it is all wheel drive so the weight
> is same as a 4X4!
Mine has never run better that high 13s but 0-60 is about 5 sec flat! No
burnout problems.
Jim Miller
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