The Fuel Injection Thread
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The Fuel Injection Thread
ok so who has done it?
I'm seriously considering it for the benefits of smoother driveability, less tuning hassles, fuel economy, no flooding, ease of starting.
Carbs are a great thing for simplicity, but are a compromise everywhere, except maybe the FCR41, but then you have something that drinks the gas and still floods
All the info i can find on TT are for the XR-L. Not sure where to start.

I'm seriously considering it for the benefits of smoother driveability, less tuning hassles, fuel economy, no flooding, ease of starting.
Carbs are a great thing for simplicity, but are a compromise everywhere, except maybe the FCR41, but then you have something that drinks the gas and still floods
All the info i can find on TT are for the XR-L. Not sure where to start.

ADVJake- noob
- Joined: 2008-12-28
Posts: 34
Location: Sydney, Australia
XR650R Year: 2004

joenuclear- noob
- Joined: 2008-11-19
Posts: 10
Location: Arkansas
XR650R Year: 2000 & 2001
Re: The Fuel Injection Thread
the new trx700 quad has FI and electic start that could be added to a pig, seeing that the 700 engine is a 650r punched(and maybe stroked alittle). pricey parts though, but what a nice clean install.
+1
Yeah, I've seen alot of talk about the TRX option on other boards, but everyone seems to balk once they figure the psrts cost. Maybe once the quads start showing up for salvage & parted out this will be an option, but buying all the parts from Honda doesn't make $ sense right now

Mythic- noob
- Joined: 2009-02-10
Posts: 21
Location: Eastern Sierra's, CA
XR650R Year: 2003
Re: The Fuel Injection Thread
i will be working on this soon.the ecm will be a unit called a microsquirt-it is programmed with a laptop.it is an off shoot of the megasquirt system i use on my car.i will also be using a wide band 02 system for an input to the ecm made by innovate motorsports.this will allow the ecm to be accurate at all altitudes and air temps.i will be able to have a digital afm gauge to see while riding.i will be scrounging for an rc51 throttle body assembly on ebay-somewhere i read where you can split them.or have 1 made by a comapny called extrudeabody.the innovate wide band will come soon though because i want to try it to check my carb.just bought my pig used .it has an edelbrock on it but it also has stock carb too.probabaly a run off between the eldo and oem carb while being monitored by the wide band 02 is in the works.reason for efi is the ability to correct for altitude change automatically.the eldo seems a little rich right now

oldxr- noob
- Joined: 2009-07-31
Posts: 1
Location: modesto california
XR650R Year: 2001
I'd be fascinated to watch your progress
I don't see any advantage to the edelbrock for the $. Perhaps a little better MPG. But I see a lot of advantages in EFI.
Thx.
Thx.

Bump- Forum Moderator
- Joined: 2009-01-28
Posts: 761
Location: California
XR650R Year: 2002
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