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View Full Version : Just landed a set of Headers for the 90


LGAFF
05-27-2009, 01:14 PM
I just got a set of used Waston's for the 90. Thinking it would be neat to dyno the car now....i already know the car runs a 12.88 @ 112.68


Then add the plenum...Dyno and run at the track

Then the headers........dyno and run at the track

This would make an interesting article.


Also thought a porter shootout would be fun.....try different manifold porting on the same car to see if there is a power difference. Locobob, Jeffvette, Pete, Haibeck and maybe add a "carbide cowboy" and see the difference:mrgreen: Siamese vs standard porting....rough plenum vs smooth, etc

secondchance
05-27-2009, 01:29 PM
I just got a set of used Waston's for the 90. Thinking it would be neat to dyno the car now....i already know the car runs a 12.88 @ 112.68


Then add the plenum...Dyno and run at the track

Then the headers........dyno and run at the track

This would make an interesting article.


Also thought a porter shootout would be fun.....try different manifold porting on the same car to see if there is a power difference. Locobob, Jeffvette, Pete, Haibeck and maybe add a "carbide cowboy" and see the difference:mrgreen: Siamese vs standard porting....rough plenum vs smooth, etc

All these controlled data would be valuable for anyone contemplating performance upgrade and bang for the buck info.

Your input would be a road map to holy grail for a lot of us.:worship:

Kb7tif
05-27-2009, 03:04 PM
Heck set up a paypal type of donation thing for help with dyno costs. Im In.:handshak:

WB9MCW
05-27-2009, 03:32 PM
U DA MAN LEE

LGAFF
05-27-2009, 09:10 PM
=jeff= has one of my ZR-1 mags with dyno testing...can't remember if they did just a cat back, I think they did CB And extrude honed intake

-=Jeff=-
05-27-2009, 09:44 PM
=jeff= has one of my ZR-1 mags with dyno testing...can't remember if they did just a cat back, I think they did CB And extrude honed intake

Yeah I need to scan those
LOL