Was getting 20mpg... will update you on this next tank

Started by DavidJRoberts, January 09, 2010, 04:32:54 PM

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L J VFR

So let me get this straight, you guys want to ramp a Honda magna?? :shock:
LANCE JOHNSON

2003 Honda VTX 1800 C (FORMALLY 2001 HONDA MAGNA)
LOWELL ARKANSAS        MOOT# 659


Me, my uncle, and my brother somewhere on the Talimena ride during Mootmag 6.

DavidJRoberts

Evening,

After a number of tanks, I'm consistently getting around 24mpg since swapping to stock pipes and going smaller on the jets. I only ride 1 mile into work with a few stop lights so that's not good for mileage, then the rest of the tank is used on the motorway going to client meetings where I average around 80 (70-85 depending on traffic with spurts of 90ish+). So with those two factors I may just be getting the best I can get.

Thanks again for the insights. Figured I'd let you know what the final outcome was after riding for a month.

It rides smooth though! Just a bit of a hassle fueling up so often since I'll drive into Los Angeles or other places often enough and that's a 70 mile round trip which is one tank for me, at least reserve switching time.

:cool:

hootmon

David - Sorry to hear that you're still at 24.. It should be near double that.. The least I would expect is 35.. Not sure what the issue is, but there is still an issue..
You may at some point want to get a Honda Mechanic to look at it.. I rarely recommend a Honda tech, but you definitely want to find someone that has Magna experience..
"accidents aren't predictable, don't be a DUMBASS" - MD Dan

Chad in Michigan

if the dynojet kit is installed, most likely is due to the slides being drilled, wrong spring on the needles, clip on the needles on the wrong position,new needle has too much taper, etc. if you are really serious about getting better mpg, i'd suggest either buying all new factory parts but that would be over $400 alone, or find a used carb rack on ebay or craigslist. i've seen them locally for $100 and on ebay for $100 to $300 for a complete carb setup.
stock, these bikes will do 45-50 mpg if you are light on the takeoffs and ride it hard once in a while. when I first got mine, I was afraid of it and would be very gentle with it and even saw 55mpg. now mine has bigger mains, shimmed needles, bigger pilot jets,taller gearing and i still have only seen mileage in the 20's when i do 80 mph+ on the freeway. i consistantly get 30 and above otherwise. hope you enjoy your magna and hope you get it corrected :)
Chad Schloss

Perry, Michigan

DavidJRoberts

"i still have only seen mileage in the 20's when i do 80 mph+ on the freeway."

Yeah, that's me. I'm typically riding between Los Angeles and San Diego and if you're not doing 80 in the car pool you'll get a line of cars behind you. So I'll stay 80-85 but slow down when there is traffic. I'll go up to 95 to pass sometimes. Probably need to stop doing that. My other riding is around town which is a lot of stop and go and winding it up to get away from the crazy drivers around here.

I'm fairly certain it's set up right - but I'm no mechanic, hehe, so I guess there's not much value to that statement! It doesn't seem to be running rich or lean from what I can tell. If I get the will power to go to a client meeting in the slow lane and don't get, say 35mpg then I could be wrong. At this stage, I don't mind anymore. Working on the bike is more of a distraction than a pleasure. I need to focus on a tough/changing business (and new ones), a growing family and getting our emergency fund in place.

I'll look into a taller 5th gear though. Cheers again for all your input. When I get more time (or mechanically inclined friends with time) I'll definitely tinker away with the suggestions.

roboto65

At that speed constant that is good mileage and I understand about the Cali traffic LOL.   Sounds like Hwy 5 LOL But sounds like you are spot on.               For about a year I was going back and forth to work and it was 48 miles one way and I was filling up everyday I could go down and back up and depending on how I drove might hit reserve maybe not but I would fill up every morning on the way back down .
Allen Rugg 
76 Jeep CJ

The adventure begins where your plans fall through.