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> Lyin to the ecu part II the distributor, you know like telling her she doesn't look fat
post Nov 17, 2005 - 11:02 AM
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Agent21

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Ok I have happy news the ecu on the 3sge 2nd gen operates on a 12 mhz clock. This means I can swap it for 11.0592, 11.046, 11.00, 10.73865, 10.24, 10.00. This means anywhere from a 7.84% to 16.67% gain in RPM. Now for the down side. This means a 7.84% to 16,67% gain in fuel flow rate as well. Nothing like turning a 550 supra injector into a 641.67. That will be where the fun comes in on the fuel level but is easily fixed. NOW for the really fun part the distributor! Ok so we have 2 pulse width modulation signals. One from the ECU to the distributor and one from the distributor back to the ECU. Does the ecu underclock effect these signals.? I am 99% sure they do. Ie the signal going to the dizzy will be at a reduction (opposite the injectors) whereas the signal going to the ecu will be at the correct actual engine rpm. Thoughts?

This post has been edited by Agent21: Nov 19, 2005 - 12:29 PM


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post Nov 19, 2005 - 8:43 PM
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Agent21

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NO WAY man. They check everything in tech inspections after qualifying and after the race. And the competition can protest your stuff at anytime so once they found out we would be toast. Plenty of guys have done the same mod on 4age ecus and some 7mge's as well.


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94 GT Liftback
86 GTS Coupe (Racecar) #99 Crew Chief

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