Re: [Amc-list] EFI on 195.6OHV...

[Wrambler242@xxxxxxxxxxx]

Keep in mind, if you tune for a stable climate and altitude you will most likely see a very marginal increase in mpg.
Ask John Elle, When the car is tuned right what is efi going to do that the carb doesn't?
 Very, very, little.

--
Mark Price
Morgantown, WV
1969 AMC Rambler, 4.0L, EFI, T-5
2004 Grand Cherokee Laredo, 4.7L, Quadratrc II
" Chronic Pain Hurts"

 -------------- Original message ----------------------
From: Tom Jennings <tomj@xxxxxxx>
> -- Glen Hoag <hoag@xxxxxx> wrote:
> 
> > It could be done, but throttle body injection would certainly be much
> > easier.  MegaSquirt would be the ideal controller for either
> > scenario, because it is fully programmable with a laptop computer.
> 
> Yeah, TBI is simply easier, though TPI is cooler :-)
> 
> I've toyed with the idea of EFI for a long time but in the end stick with 
> carbs for the simple reason that I deal with computerized crap every day 
> and I genuinely like the organic low-tech of carbureted motors. EFI isn't a 
> single component like a carb switch, it's a whole system of subtleties that 
> I don't want in my favorite pasttime. And in early 60's cars (that are 40's 
> cars at heart :-) it just seems incongrous.
> 
> But with a shot at 25+ mpg long-term-average a workable TBI system for this 
> motor might be worth it if I can reign in system sprawl. There's like three 
> wires needed to make the motor go right now. I like that! I don't want a 
> freaking harness on the head!
> 
> But a little TBI with oxygen and coolant sensors, and one small box, maybe 
> I could live with that if it gave me SUBSTANTIALLY increased mileage. I 
> don't really care about a big increase in power. I have carbs down, my carb 
> cars always start perfectly and run great (as great as carbs ever do :-)
> 
> >From what I read I worry about idle problems, and hours upon hours of 
> laptop fiddling maps. Playing with computers stopped amusing me a decade 
> ago...
> 
> But I'm again doing online research (and your page last night; if I go this 
> route I'll probably buy preassembled!).
> 
> I don't like the high-pressure fuel plumbing I'd have to do. I also don't 
> understand why everyone says I must increase fuel delivery line size, when 
> I am not going to be consuming more lbs/hour of fuel; probably less! I have 
> vacuum wipers and will keep them; it's gotta work with that. It's gotta 
> work with an old-style distributor (with Pertronix). Etc....
> 
> Too many variables at this point; if I get confident I can knock that down 
> to managable I may go the EFI route.
> 
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