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New Pipes

Discussion in 'Motorcycle Tech Talk' started by 408Mike, Dec 19, 2007.

  1. 408Mike

    408Mike New Member

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    I have a 07 road glide and i just put samson rolled thunder slip on pipes on it. is there anything else i need to do to make sure the bike runs correctly??? i hear i need to upgrade the air intake? and Have harley re tune it??? then i hear that all harley does is ride it for 30-35 miles? :confused:
  2. ironhorse

    ironhorse Active Member

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    re piping and intake change then and remap will increase your snort a little, the intake and exaust allows more air flow causing a lean condtion that has to have more fuel to run properly so you have it remapped to account for that but it probably won't be a full seat of the pants change, your mpgs will stay in the same ball park the sound will be better and you will notice the response time improve, the remap is a shoebox down load to keep your eng running correctly, if you really want to get the most out of your upgraded intake and pipes you should get a tuner, like hd race tuner, or the pc3, there are alot out there to choose from, and your going to here about cam changes the whole lot on this forum so get ready to absorb these guys and gals have got the answers.
  3. ironhorse

    ironhorse Active Member

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    as for the 30 35 mi ride they will do the remap and then run it to check it out. it you get a tuner a dyno run is what i would recommend, if you get the intake, make sure you get the new back plate and high flow filter not the plain washable one or your just spending money for fun
  4. HAMSHOG

    HAMSHOG New Member

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    Hey Ironhorse, I put some Rolling Thunder mufflers and a K&N filter on my '05 R/K Classic at about 3000 miles. My mechanic at the time said the remap wasn't nessicary. Have 40000 miles on it now and the engine has been fine. May be getting a tuner of some kind for Xmas. Haven't had a dyno done on this configeration. Mufflers turned a bit blue, but I think that was from the 80mph + riding on my first trip to Surgis in '05. Do you know if the remap is really that important? I talked to the service manager at my stealership and he couldn't tell me what the remap did other than reset the rev limiter to 6400rpm, I belive.
  5. ironhorse

    ironhorse Active Member

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    the blue is probably from a lean mix, most dealers agree you can change ether the pipes or the intake and not remap, if you change bothe a remap is nessesary as you will burn up your valves etc, check your plugs and you will see a lean condition, chuck posted a plug evaluation chart on some thread, to compare to black rich, brown/tan ok white/grey lean,,the chart is better, as for the remap is a program down loaded to increase the fuel to you jugs because you allowed more air in and allowed more air out it takes more fuel, to maintain the balance, the tuner, adjustes the parameters to increase and tweak the power your eng. has avalible, pc3 is very popular and user friendly, the hd race tuner in my opinion is a good choice as you can adjust the jugs independantly, and is warranty friendly, but there are alot out there. if you are unsure replace your plugs for a true evaluation, as your old ones are already comprimised. then again your mechanic might have figured you were running rich enough to get away with it, but the blue pipes are what concern me, also if you oly changed to a kn and not with the back plate and the kn isn't a high flow you might not be putting in that much more air, you get to wash your filter is the binny, for the dyno , it isn't worth the time or money to dyno with the remap its just a download, riding it will tell you if it is ok, but if get the race tuner its worth the money, hrk trg ken or some one will most likley chime in on thepc3 and whats best for that setup
  6. ironhorse

    ironhorse Active Member

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    try looking at 2000 wide glide lean reading on spark plugs in the search, and there is a link with a chart posted by chucktx july 16 called spark plugs one of the better charts i have seen, that should be a guide for reading your plugs
  7. HAMSHOG

    HAMSHOG New Member

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    I'm sure it running lean. California bike!:rant: Just didn't want to spend $200.00 for a remap when Harley couldn't tell me what it did. Found the spark plug chart (nice!) and will check them. Hopefully a PCIII or other tuner for Xmas to get the right fuel to air mixture going in. I'll try a sander on the brake rotors also..Thanks again!
  8. ironhorse

    ironhorse Active Member

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    if you can do it all at once like a big boree se 95 it comes with the hi flow, get the tuner some 510s and shazam and hang on, but the tuner will def make a diff.
  9. 408Mike

    408Mike New Member

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    Thank you for the info, I was planning on changing the intake, but what/where should i get. if you could give me your opinion on what i should use or should i just go to the Harley dealer? Just in case you can not tell this is my first bike, and i don't want to screw it up.

    I put the pipes on last night and when i started it it was idling at a higher RPM and i it also smelled like it was running rich
  10. ironhorse

    ironhorse Active Member

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    you have came to the right spot for info and opinion and I would not take my opinion and run give it a bit and get input from the others on this forum the various mix, match, and make overs are plentyful, but as for my opinion it would depend on the bike the year, if you are worried about warranty or not. there are thosands of markets out there waiting to take your money, become informed and don't rush it. visualize what you want your bike to be as it is a stament of you. what do you want out of your bike city ,highway, strip. are you riding 2 up alot or solo, do you want shet and get, or cruz with power to spare, myself I ride 70 solo /30 2up long distance miles. so I don't have a trunk just sidebags, se pipes I picked up from flht on the forum here, saving up and accumulating parts and do it all at once. se hi flow breather, se 95 kit, and a se race tuner, and probably some andrews cams .510s keeping the original filter housing I want it to look like a stock motor as much as i can from the outside, the piggy bank ain't full enough yet for this bike. fat ideas, thin wallet
    so give it some time you will get info from very knowledgeable people on this forum, and how they prefer thier scoots then go for it.
  11. chucktx

    chucktx Moderator Staff Member

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    here is my take on the airfilter. i went with a stage two from arlen ness....about 130 bucks, it has a k&n airfilter in it. i did this because i plan on stepping my engine up, cams, bore, ect. the bigger airfilter really doesnt hurt. i also run a carb on a 06 electra glide. i didnt like the aircleaner cover that arlen offered, so i scrounged around and found some on this board. it came off an older evo motor and fits great, looks like the old filtercovers on the old pans and knucks.....have fun playing, and dont jump in and buy the first thing that comes down the pike.....research and shop around, you can save money. from what you say about the stealership, i would not trust what they say, especially when they dont know why or what they are doing to your bike, they just "do it".........:)
  12. 408Mike

    408Mike New Member

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    all i changed so far is the pipes from stock to Samson Rolled thunder. I was thinking of changing to the stage 1 air filter and thats it. not going to change anything else, no cams or boring going on over here. will the stage one air cleaner be fine? i hear that sience it is fuel injected that the cpu corrects the fuel mixture? any trith to that?

    thanks for all your info.
  13. 00 wildglide

    00 wildglide New Member

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    Pc-iii

    408MIKE,
    I'm running the PC-III on my '07-FLHTi along with a stage 1 Arlen Ness filter kit & Thunder header.I found the PC-III to be very user friendly.I've been checking for dis-coloration through out the pipe(visual of running too "lean")& all seems to be fine since I installed everything this past Feb.The sparkplugs check out fine as well.The PC-III will run you around $300.00 bucks,but well worth it.(IMO):D
    Let Santa read some of these posts,could be a great gift idea.Merry X-MAS!,00 wildglide:cool: :cool:
  14. 00 wildglide

    00 wildglide New Member

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    Stage Ii Ness Filter

    HEY CHUCK,
    I had the "stage-II" filter from Arlen Ness on my FXDWG & got the worst rt. leg cramp going up to Street-vibes in Reno.I guess my 29" inseam didn't help either:gah: I did think about it for the new bike though because the floor boards change my leg position from the full fowards.I took the safe route(for me) & went with the stage-1.The plain finish matches the silver engine color too:D
    00 wildglide:cool:
  15. chucktx

    chucktx Moderator Staff Member

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    i can see where a stage 2 would get in the way with forward controls....but, with floor boards it should not be a problem..at least i dont find it in the way...:)
  16. 408Mike

    408Mike New Member

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    Well thank you guys for all your info!!!!
    I chose to run a "heavy breather" air cleaner from screamin eagle.
  17. hotroadking

    hotroadking Super Moderator Staff Member

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    There was a test in one of the rags not long ago with these new bikes (07-08) and changing the pipes.

    It was interesting that simply changing the slip ons resulted in AFR's from the high 14's to up to the mid 16 to 1 ratio.

    FWIW 14.7 is where HD puts the motor for a lean fuel to air ratio that is the Al Gore Ratio

    So changing your pipes might or might not lean the bike out, the more restrictive the pipe the less afr change, and the HD systems only have narrow band o2 sensors so they don't sniff the whole rpm range.

    If you change the air filter you have a very good chance of really leaning out the motor.

    JMO get a SERT or PC3USB and then setup a map for the bike.
  18. 408Mike

    408Mike New Member

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    I am doing just that. thanx
  19. DrJ644

    DrJ644 New Member

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    new pipes for xmas


    Just got new pipes for my o4 dyna and jetting just takes a little time to get it right unless you hit it right the first time. Mine is rejetted for cycle shack slip ons so I will start from there

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