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So I got all the performance mods short of a big bore kit. S&S 510 cams, PCV, High Flow Cleaner, Good high flow slip-ons, true duals. I have the Power commander 5 and cant really find any info online as to a starting point to modify the maps. Lots of vids and info on auto tuning with the PC5 if you have the auto tune accessory, but not much on what each cell suggests in the map and what are the advantages of adding or subtracting values in the cells. Everyone says go get it dyno tuned. I'm up here in Ontario Canada 70 miles east of Windsor and the closest dyno is at the Windsor HD Dealer. When enquiring about getting it done I was informed that the initial setup ( roll it on and strap it down and plug in the dyno) will be a minimum of $850 plus $300 per hour after that. Dynajet says they are an authorized tuner but when I contacted the Dealership, I was informed " we don't know much about the PC5 but we can learn working on your bike" Not for $300 per hour you wont.
So unless I want to drop a minimum of $1100.00 "to start", I'm going to try and fumble my way through the PC5 software. In maps I have downloaded already there is no rhyme or reason to why the numbers are there. They are random and some are even negative values, right after high positive values in the same cell set. For me to get a proper tune, I have two options. Buy and auto-tune for $750 up here or start shelling out cash so someone can learn on my bike. I have tried four different maps from Dynajet and in fact one was custom made for me from them and there was no difference at all in any of them other than I'm getting about 37 mpg and that's Canadian gallons for all the maps.
All I know is i waited a year or so trying to learn how to diy and finally i took advice from this forum, found the best tuner i could(got lucky only 1&1/2 hours away) and opened my wallet.
made appt 3 months out ! 800$
brakedown:700 for the 3 days i left it with him and he had to put new fuel injectors on it +100$ tip cause it ran that good.
i can still only get 28 mpg to 42 mpg depends how i ride
Go to the power commander web site and download a free map. I just did it last week and works great. I bought my pcv from fuel moto and the map they sent was not even close. In there defense they sent me a new one the next day but I didn't have the patience to wait so I just went to the power commander web site. It's really simple and fast.
Look around for tuners in your area. They don't need to be "harley" but it might help. Maybe an indie? Ask around whee racers get their stuff done. The dealership is the last place to get tuning help.
And yes, your mileage/"km"age will suffer.
Figure if you were getting 50mpg before, you'll get 36-38mpg now. (Rough guesstimate.)
Just MHO, I wouldn't do it...if the bike is running good with the canned maps and you're happy with it, let it go. That's way too much money...
I have the S&S gear driven 510 cams w/ new cylinders, pistons, rings and a complete valve job done two years ago on my '03 RK I just purchased a month ago and it runs well...I'm sure the Indy that rebuilt the engine didn't bother with a dyno tune. Hell, I didn't even bother to ask him what tuner if any he put on the bike. I'll make sure to ask, lol.
The engine runs strong with no decell popping, and with only two fill ups for fuel, so far it was 37.8(151.3 miles w/4.0 gals) and the second fill up yesterday was 38 mpg(140.8 miles w/3.7 gals.) (US gallons). This is with prem unleaded 93 octane w/10% ethanol...
I have downloaded four of the free maps and there really is no difference but yes the prices is crazy. No tuners around here except the one. Next closest is 300 km away. thanks everyone for your suggestions.
Go west young man havent you been told....pleanty of dyno tuners over the river here. Didnt you hear detroit is the motor city. Probably even cheaper with travel and tune then what your getting over there.
I've been tuning my map PC3 but same concept. I was tired of mpg dropping 80% doing 70mph plus. Mine was dynoed even. I didn't like the way the numbers jumb all over in the map, so eventually it is alot smoother change. I started slowly. First thing to do is paint mark dots on grip as where the position are at(use tape if don't want it on permanent). I started leaning out the 70 mph area which is TPS 50% @ 3000rpm. Every time I change I then save it, then test drive for day. Check plugs & piston after cooled. Then tweek more if all is good. I just try to think of it like a carb. 80-100% I leave rich, this is not used much for everyday mpg, but for passing or just fun. I have about 8 maps till it's where I'm happy with it. The first change it even ran better. After that it just helped mpg. Don't be afraid to change it, if it don't run good, flat spot, then just reload old map but I never had to do that. I took a picture of the dynoed map and as I got farther from it I could look at my phone pic & the map on laptop to see how much I had changed.
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