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. > > _______________________________________________ > Amc-list mailing list > Amc-list@xxxxxxxxxxxx > http://www.amc-list.com/mailman/listinfo/amc-list _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://www.amc-list.com/mailman/listinfo/amc-list