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Thread: Neptune muffler onto a VTR250

  1. #1
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    30th August 2006 - 17:59
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    Neptune muffler onto a VTR250

    Hi guys. I dropped in on Mark at Neptune mufflers today and placed an order. I figure that it should help my quiet little bike be just a little more visible/audible to the less observant fellow motorists - and if not hopefully it'll at least sound cool Have only read good things about Neptune on this site and supporting the local shop is all good too.

    My question; Do I need to rejet after fitting what I imagine will be a free flowing muffler? Obviously don't want to lean it out and melt something ...

    If so, where in Wgtn would you recommend I take it?

    Cheers!

  2. #2
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    26th April 2006 - 16:17
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    how much is it going to cost? i have a vtr in the garage, would like to put an aftermarket can on it. let me know how you go with it.
    its Crazy Big Al but if your have lesbian fantasies you can read it crazy bi gal if you like!

  3. #3
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    3rd January 2005 - 11:00
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    Good stuff - I suspect you will have to re-jet. Ask Mark for a reccomendation.

  4. #4
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    30th August 2006 - 17:59
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    Quote Originally Posted by crazybigal View Post
    how much is it going to cost? i have a vtr in the garage, would like to put an aftermarket can on it. let me know how you go with it.
    $650 fitted and Mark will weld a flange onto the old muffler as well for me so I can bolt it back up in the event I sell and want to put it back to standard.

    Yeah he thought rejet would be wise. If anyone else has already done this and knows the approx jet size to step up to let me know.
    ta

  5. #5
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    20th October 2005 - 17:09
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    Quote Originally Posted by bounce View Post
    Hi guys. I dropped in on Mark at Neptune mufflers today and placed an order.

    I was well pleased with the service i got from Neptune a few months back...
    And stoked with the 'can' i got.....you can see it in my profile pic.....

  6. #6
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    15th March 2004 - 13:00
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    Saw a VTR250 yesterday at Holeshot motorcycles that had twin (yes TWIN!, one each side) carbon look open exhausts. It was supposed to sound great!

  7. #7
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    3rd November 2005 - 08:10
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    Just a plug, I have bought and fitted a lot of Neptune mufflers now, and they are brilliant quality!

  8. #8
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    Quote Originally Posted by Shaun View Post
    Just a plug, I have bought and fitted a lot of Neptune mufflers now, and they are brilliant quality!
    sweet, sounds like it should be well worth it. At risk of going off topic in my own post... out of Motomart, Motorad, Wgtn Motorcycles where in wgtn d'ya recon I should get it retuned?
    (There's probably a poll out there if I searched for it hard enough.)

  9. #9
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    30th September 2004 - 20:08
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    I got kit (set of main jets, needles) from http://www.factorypro.com/ for my old VTR250. The jets size were #118. I suspect I had it a little rich, but that was me being cautious with the fuel screws.

    If get the jet kit, I'll help you fit it for some beer. It's not difficult. It's fun.

    A warning, you will loose fuel economy!

    Checkit: http://www.kiwibiker.co.nz/forums/sh...ght=factorypro

    If, just by fitting the muffler, you have leaned it out (Racing idle when warm, too much backfire for comfort) get in there and richen up the fuel screws. But the kit will finish off the job.

  10. #10
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    10th May 2006 - 10:37
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    Post a sound clip when you get it fitted please
    RSV Mille: No madam, its an Aprilia, not a Harley. If it were a Harley, I would be pushing it !

  11. #11
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    Quote Originally Posted by limbimtimwim View Post
    I got kit (set of main jets, needles) from http://www.factorypro.com/ for my old VTR250. The jets size were #118. I suspect I had it a little rich, but that was me being cautious with the fuel screws.

    If get the jet kit, I'll help you fit it for some beer. It's not difficult. It's fun.

    A warning, you will loose fuel economy!

    Checkit: http://www.kiwibiker.co.nz/forums/sh...ght=factorypro

    If, just by fitting the muffler, you have leaned it out (Racing idle when warm, too much backfire for comfort) get in there and richen up the fuel screws. But the kit will finish off the job.
    Awesome info there, cheers. I guess I should drop it out to Motomart and get them to take a look at it. They should be able to source a #118 main jet alone through if they think it running lean I guess?

    Yup definitely get some sort of vid clip to put up once it's done. Mark seems to be in demand. COuple of weeks wait time on my can...

  12. #12
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    Quote Originally Posted by bounce View Post
    Awesome info there, cheers. I guess I should drop it out to Motomart and get them to take a look at it. They should be able to source a #118 main jet alone through if they think it running lean I guess?
    True, they could. The needles with the factorypro kit could improve midrange. And they are adjustible items, for extra places to mess things up. Though you could move the standard needles out by putting washers under the ends of them.
    Yup definitely get some sort of vid clip to put up once it's done. Mark seems to be in demand. COuple of weeks wait time on my can...
    Good things take time(?). How much are they asking, roughly?

  13. #13
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    30th August 2006 - 17:59
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    going with an oval single outlet in brushed stainless finish. their black chrome looks cool but I think the silver will suit the vtr better. more understated. It will be $650 installed and Mark will set it up so that I can revert to the old muffler when I sell if need be.

    Performance isn't really the objective. I can hear a bike 3 or 4 spots back in traffic so I figure it's a good thing if people can hear you coming. My bikes been hit 3 times already and it's been stationary everytime Hopefully Neptune will help.

  14. #14
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    30th August 2006 - 17:59
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    Quote Originally Posted by frogfeaturesFZR View Post
    Post a sound clip when you get it fitted please
    here tis. Got the muffler fitted today. Stoked with it eh. Top quality workmanship and great service from Mark.

    Check out the clip; shows the difference between the stock muffler and the neptune both with and without the baffle in place. Removing the restrictor is work of 10 seconds as well. really clever design.

    http://youtube.com/watch?v=BKlmnyynFmY

  15. #15
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    22nd December 2004 - 20:50
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    You have a remote starter! that is way cool!!!
    Btw the, last sound (neptune without the restrictor?) sounds sooo good. Definitley worth the money you paid!!

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