<VV> Electronic Fuel Injection

[Mike Kost]

John,

Would it make sense to treat it as 2 separate 3 cylinder 1.4 liter 
engines?  Use 2 controllers, 2  O2 sensors, 2 temperature sensors, and 2 
TPS (or 4 for 4 TBIs).

Mike Kost

John Dozsa wrote:

>I'm designing a bolt-on TBI system for a street stock 140 HP Corsa.  The
>engine controller will be a highly custom version of the Megasquirt
>hardware and software.  Four TBI units in the stock locations with dual
>bank injection and dual O2 NB sensors.  Secondary TBI air valves will be
>mechanically progressive opening similar to the stock 140 HP carb
>setup.  Secondary fuel injection will be progressive also, based on TPS
>and MAP values.  After the secondary TPS and MAP trip points are
>reached, secondary TBI fuel delivery will be a percentage of the
>calculated primary TBI value.  I'm still undecided about the head
>temperature sensor, thermistor or thermocouple.  With custom hardware
>and software either is possible.  The biggest effort will be rewriting
>the software to use separate O2 sensor feedback for each bank.  This is
>primary a electronics project and is much different than just
>configuring ECM tables or burning new PROMs.
>
>Seth, what's the HC and CO spec?  Can I use my own custom gasoline blend
>to meet them?  :-)  And, no this project will not be done anytime soon!
>
>John Dozsa
>  
>


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