What's your MPG ?

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zero9243
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Re: What's your MPG ?

Post by zero9243 »

tommyj27 wrote:
zero9243 wrote:I put new plugs in and it didn't change anything. I am going to try a tank of regular gas instead of premium and see what happens.
In my observation, regular 87 seems to make my FZR much happier than 93. Other people here will say the exact opposite. Who's right? IDK
If that's true i have wasted tons of money.... lol :bunny :bunny :duh: :duh: banghead banghead
Upgrades:
  • Barnett Clutch------------------------------------------R6 Blue Dots, Front Master Brake Cylinder+Reservoir
    WP Adjustable Rear Shock----------------------------Vortex 520 Conversion with RK GB520GXW Chain
    V&H Header (4-1)--------------------------------------Swingarm Spool Mounts
    Cobra F1r Exhaust Can--------------------------------R6 Voltage Regulator
    Flo-Commander with Remote-------------------------Custom Airtech Passenger Seat
    Stage 7 Jet kit with Diffuser Caps--------------------Factory Pro Nickel Emulsion Tubes
    Wiseco 630 Kit------------------------------------------Custom Frame Slider Mounts
    Modking Hydraulic Clutch Kit--------------------------Hella Projection Headlight with Xentec HID Kit (H9 Bulb)
    Modking Aluminum Radiator Overflow Bottle--------




shift
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Re: What's your MPG ?

Post by shift »

i've tried all the octane levels in the 400. i also tried 2 ounces of marvel mystery oil in each one too. i seem to get the best results with mid grade octane and 2 ounces of marvel mystery oil. with 87, i get a no so happy idle. i have 31.5k on the clock.

as far as mileage, i only calculated it once. 25% of the tank was slabbing down route 15 at 60mph, while the other 75% was goosing it around on back roads. so not too hard on the throttle. i got 48.4 on that tank. i weigh 173 and had 25psi/f and 32psi/r that day. (3psi lower than recommended on the frame -- as i thought we would be holding a faster pace that day)
Last edited by shift on Sun Jun 22, 2008 10:51 am, edited 1 time in total.
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ThisEndUp
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Re: What's your MPG ?

Post by ThisEndUp »

I've heard that ethanol bumps up the octane level in gas.

So, by purchasing 87 octane fuel with ethanol...your actually getting closer to 90.

Anyone know or hear about this?
'91 Yamaha FZR600
'09 Aprilia RS 125
'94 Ducati SS/CR 900
'75 Yamaha RD/TD350
'73 Suzuki TR500 Replica
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Fraidknot
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Re: What's your MPG ?

Post by Fraidknot »

Just got 37MPG this last tank. 17,xxx miles. Mods listed below. 200lbs. That's riding about 75 on the freeway. Sometimes I go 90 or more, but mostly I stick to 75. Rarely do I get to the twisties. Sure would love to get somewhere around 50MPG. I'm planning on getting a DRZ400SM soonish. That'll be my fuel saver.
In chronological order:
V&H SS2r full exhaust (previous owner)
R6 voltage regulator
.85kg Race Tech fork springs, 15w fork oil
R6 front calipers and master cylinder, EBC HH sintered pads
FZ1 rear shock with stock FZR600 spring
Factory Pro emulsion tubes
Motoman high velocity porting
New rings with Motoman hard break-in
DynoJet Stage 1: 118 main, clip 5, 24mm float, mixture screws temperature tuned to 400-420 *F
Barnett clutch friction plates and springs
K&N drop in air filter
*Pending* Escort ZX2 coil conversion
NGK CR9eIX Iridium spark plugs
Bridgestone BT-014's (110 front, 150 rear)
Mobil 1 High Mileage 10W-40
Shark RSR2 helmet, Frank Thomas Strike Titanium jacket, Icon Mil-Spec vest (for visibility)
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F14Tomcat7
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Re: What's your MPG ?

Post by F14Tomcat7 »

Ethanol will bump up the octane rating of fuel, possibly giving you a few extra hps, but it's overall energy content is lower than gasoline, giving you lower gas mileage. (Diesel has higher energy content. Therefore, better gas mileage.).

My FZR turns out 49 mpg pretty regularly with mostly freeways and 17k mi. using mid- or premium-grade gas.

-Chris
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jsph.mitch
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Re: What's your MPG ?

Post by jsph.mitch »

IU am getting 50-53 with 33k on the clock. I have a V & H System and Jetted.
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Fraidknot
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Re: What's your MPG ?

Post by Fraidknot »

Fraidknot wrote:Just got 37MPG this last tank. 17,xxx miles. Mods listed below. 200lbs. That's riding about 75 on the freeway. Sometimes I go 90 or more, but mostly I stick to 75. Rarely do I get to the twisties. Sure would love to get somewhere around 50MPG. I'm planning on getting a DRZ400SM soonish. That'll be my fuel saver.
Heh, I'm quoting myself. I just wanted to give an update on my MPG. I've started riding at about 65 on the freeway and that got me up to a little over 51 MPG on the last tank of gas. I think my main jet might be too rich since sustained high speed seems to foul my plugs. That would account for the 30% drop in fuel economy when riding around at 80+
In chronological order:
V&H SS2r full exhaust (previous owner)
R6 voltage regulator
.85kg Race Tech fork springs, 15w fork oil
R6 front calipers and master cylinder, EBC HH sintered pads
FZ1 rear shock with stock FZR600 spring
Factory Pro emulsion tubes
Motoman high velocity porting
New rings with Motoman hard break-in
DynoJet Stage 1: 118 main, clip 5, 24mm float, mixture screws temperature tuned to 400-420 *F
Barnett clutch friction plates and springs
K&N drop in air filter
*Pending* Escort ZX2 coil conversion
NGK CR9eIX Iridium spark plugs
Bridgestone BT-014's (110 front, 150 rear)
Mobil 1 High Mileage 10W-40
Shark RSR2 helmet, Frank Thomas Strike Titanium jacket, Icon Mil-Spec vest (for visibility)
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ethirtydavid
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Re: What's your MPG ?

Post by ethirtydavid »

Hello fellow FZRers

i get 35 mpg
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trifgeorge
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Re: What's your MPG ?

Post by trifgeorge »

i've just done my bikes fuel consumption. it's a 1992 fzr 600 3HE. is has around 51k km. the fuel consumption is 5.6 l/100 km. I don't know how much is that in MPG but for me is good, considering that i have't synchronized the carbs.
1992 Yamaha FZR 600 3HE with:
GSX600F fully adjustable rebound forks
GSX600F front wheel with full floating disks
Sigma BC 1009 speedometer
YZF 600 Thundercat tank
Red Rizoma like grips
R6 pilot seat
Complete custom made tail with custom made rear seat
Led front and rear signals and tail light
Custom fiberglass electrics box
R6 Voltage regulator
Custom made rearset hangers
Custom made A123 LiFePO4 battery
KOSO mirrors
GSXR600SRAD swingarm-rear wheel assemby with 180/55/17 Michelin Pilot Power 2CT rear tyre
FZR1000 hydraulic clutch
H1 HID
Hand made mirror plates
Lil Freek
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Re: What's your MPG ?

Post by Lil Freek »

I average about 30-35mpg

I'm 230lbs and the bike has about 28,000miles

unfortunately, 80% of my driving is to/from work which is stop-and-go for about 2 miles in city traffic... when I get out on the weekends, every stop sign is followed by 11,000rpm
aero540t
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Re: What's your MPG ?

Post by aero540t »

I get between 30 and 35 mpg and I'm a bit frustrated by it. I don't understand I've gone through the carbs numerous times. I have a dynojet stage 1 jet kit with 112 mains, k&n drop in air filter, and an SS2R slipon. This is with stock gearing too. I looked at my emulsion tubes and they seemed fine, but I guess I could order new Factory Pros and give it a shot. If not that I don't know.
It's got 26000 on the clock and I think I'm burning a little oil through the valve stems because the oil gets low between changes and the cylinders all had at least above 160 psi. I also can't get a steady idle without choke unless it's warmed up, even on hot days.
That's my rant...
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_Will_
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Re: What's your MPG ?

Post by _Will_ »

1994 600, I pretty much get 40mpg and am good friends with the throttle. Running 93 with a D&D slip on. Weigh in @ 285 dressed and I'd estimate it has 35k.
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WSM
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Re: What's your MPG ?

Post by WSM »

I just got 50 mpg out of my last tank.
That was mostly 60 mph with some twisties. I'm probably ~165 lbs geared up.
My FZR is ALL stock, even the pipe, 1,700 on the odo.

I'm doing a 900 mile trip to Ohio and back this weekend, so I'll see what that gives me. (Route 50 all the way)
1998 FZR600
All Original, except for a custom saddlebag set up. A machine shop buddy of mine seamlessly fitted two GS bags on the rear end for last summers ride.
30,000+ odo
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Lil Freek
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Re: What's your MPG ?

Post by Lil Freek »

surprisingly pleased... got 37mpg on my last take. about 120 miles were cruising, but BAD cruising (lots of stops, and dirt roads)... the rest was all stop-and-go traffic, mostly 2-3mile rides at a time.

If I did longer commutes, I could probably get away with 40mpg. Still worse than some new cars, but they can't get to 100mph nearly as fast, either :p
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WSM
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Re: What's your MPG ?

Post by WSM »

On the first half of my DC-OH trip this weekend, I got 51 and 56 on two tanks, 414 miles.
That is a mix of real nice WV twisties and some 70 mph highway riding. Pretty damn good though!
1998 FZR600
All Original, except for a custom saddlebag set up. A machine shop buddy of mine seamlessly fitted two GS bags on the rear end for last summers ride.
30,000+ odo
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