Honda Grom Exhaust Installation | Honda Grom Koso Throttle Body Installation | Partzilla.com

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  • čas přidán 16. 07. 2024
  • Get your Honda Grom Koso throttle body, Yoshimura exhaust for the Grom, and more: bit.ly/Grom-throttle-body-and-...
    In our first video, we installed a top end kit on our Honda Grom. In this installment, John will show you how to install an aftermarket throttle body on the Honda Grom. Pay attention here, because we’ll need to make a few unexpected modifications along the way to make the Koso throttle body kit work on the Grom.
    Once we wrap up the throttle body, we’ll install a Yoshimura exhaust system on the Grom. This, along with the throttle body on the other end, will help the motor breathe better. To accommodate that additional air, we’ll also install a Koso Hurricane air filter on the Grom. Like with the throttle body, this will require some extra modifications to make it work, and John will show you how to modify the airbox.
    See the Honda Grom throttle body diagram:
    www.partzilla.com/catalog/hon...
    See the Grom airbox diagram:
    www.partzilla.com/catalog/hon...
    See the Grom exhaust mount diagram:
    www.partzilla.com/catalog/hon...
    See part one of our series and keep track of the entire project with our Grom playlist: • Honda Grom Upgrades
    Read how to do this job step by step: www.partzilla.com/blog/honda/...
    VIDEO HIGHLIGHTS:
    Assembling the throttle body - 1:05
    Installing the high-flow fuel injector - 3:45
    Installing the throttle body - 6:30
    Assembling and installing the Yoshimura exhaust - 8:27
    Assembling the airbox and air filter - 11:45
    Installing the airbox - 16:40
    Connecting the throttle cables - 17:25
    Buy Honda Grom parts here: www.partzilla.com/catalog/hon...
    Talk to us:
    Twitter: / partzilla
    Facebook: / partzilla
    Instagram: / partzilla
    In the video we’re working with a 2018 Honda Grom ABS, but you may have similar steps for your Honda Grom. If you’re not sure whether these steps apply to your machine, leave a comment and we’ll get back to you.
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Komentáře • 79

  • @emilesp01
    @emilesp01 Před 4 lety +13

    Can't wait to hear how the bike... I mean, my bike... sounds like! Great job John!

  • @BrendaEM
    @BrendaEM Před 4 lety +2

    Nut-drivers make tightening hose clamps delightful : )
    In shop I worked, we were forbidden from using silicone spray because it's so fish-eye bad for anything that's painted. For hoses, we often used a bit soap, or soak the hose in a bit of hot water, to soften it.

  • @jimmy1life
    @jimmy1life Před 2 lety

    That double nut on the exhaust studs awesome

  • @michellefleming6819
    @michellefleming6819 Před 3 lety +1

    I've been a mechanic for more than 35 years, It's really nice to watch your videos. You demonstrate a great working knowledge and name components as you work on them..great work. I've just bought a grom and have been watching videos . 90 percent of them don't really display a comprehensive knowledge of what they work on.. Keep up the good work. cheers from rocket in Australia

  • @TheMoghrabimahmoud
    @TheMoghrabimahmoud Před 4 lety

    Thx for the vid. Looking forward for the other videos

  • @blakeingram1958
    @blakeingram1958 Před 4 lety +3

    I love that bike

  • @alvinlaranang6477
    @alvinlaranang6477 Před 4 lety

    i loved that bike

  • @StansE250
    @StansE250 Před rokem +1

    I’m a Honda guy, so I’d Love to see a ‘modding’ series on a lightweight dual sport 4 stroke …. a CRF250 ## (there are so many variants R RX L etc)
    And EXCELLENT Instructional videos. Very professional, thorough … Best that I’ve seen yet 🏆

    • @PartzillaParts
      @PartzillaParts  Před rokem

      Every now and then when kick around another mod. We've done a Grom, we're adding a turbo on a YXZ1000 now, and we're always looking for another project. We'll add this to the bucket list.

  • @RockStar-ps3vh
    @RockStar-ps3vh Před 4 lety

    nice build👍😎

  • @jimmcconville624
    @jimmcconville624 Před rokem

    noticed you have all SnapOn tools except your hex sockets. those craftsman ones have rounded on me over the years.

  • @izmailovdavid
    @izmailovdavid Před rokem +1

    At 2:51 hes got the valve in backwards. The spring side should be pointed towrard the sensor. Small end with the rubber needs to be pointed towards the throttle body

  • @Speedtek18
    @Speedtek18 Před 4 lety

    new subscriber here sir.. ☺️ Very nice video installation tutorial.

  • @nicolec7290
    @nicolec7290 Před 4 lety

    Love to have that bike

  • @jhackett9482
    @jhackett9482 Před 4 lety

    Excellent presentation.

  • @bigbutter9464
    @bigbutter9464 Před 2 lety

    I'd love to see you build up a 2021 Honda adv

  • @masprassaja3818
    @masprassaja3818 Před 4 lety +1

    Please compare after this upgrade, but with stock muffler vs aftermarket. I still wanna use stock muffler.

  • @john-martin
    @john-martin Před 4 lety +4

    This exhaust is slightly restrictive for the Koso 170cc 4v due to the fact the exhaust inlet hole is so much smaller than the Koso Exhaust outlet on the head, bottle necks really badly. Maxed this exhaust at 21.5 whp. Switched the exhaust to Brocks and made 26whp although lost some bottom end due to the brocks not having that loop system. Love the look though.

    • @suryamp12
      @suryamp12 Před 3 lety

      You make over 20hp on a grom? Wow

  • @crx350x1
    @crx350x1 Před 4 lety

    Awesome video as usual. anyone else have the issue where the nut for the throttle stop was loose out the box? Aslo I cannot fund the actual idle setting procedure anywhere i have the same exact setu with PCV and Wideband 2 with custom exhaust.

  • @leeedwards7721
    @leeedwards7721 Před 4 lety

    I have seen on CZcams a kid racing his PW80 and it looks as fast as a YZ80 ,I bought my daughter a brand new (2004 at the time) still have it MINT ,put on FULL FMF, The X-TENDER rear lift Bush from America new bars etc but even though I've opened up airbox, played with jets and had full exhaust it'll NOT REV out like others I've seen. So i know MANY people who would LOVE to know how to get these brilliant little 2 strokes to REV OUT ,JEEZ MY PETROL STRIMMER REVS HARDER (ANY IDEAS) Loved this as I'm thinking of getting a Grom thanks SCOOBS UK.

  • @georgearroyo8340
    @georgearroyo8340 Před 4 lety

    I would like to see you do the same for a z125 Kawasaki and or the Chinese clon Grom.

  • @creaky2436
    @creaky2436 Před 4 lety +1

    Please do a honda ruckus. Anything will do! A big bore kit for a honda ruckus would be cool.

  • @elmerjohnredondo7298
    @elmerjohnredondo7298 Před 4 lety

    There's a moped in the philippines RS125 FI. For experiment if that koso bigbore kita would fit. They have similar engine tho

  • @ravibiswas1527
    @ravibiswas1527 Před 4 lety +5

    Been 3 months no video of grom exhaust

  • @scottkenny8791
    @scottkenny8791 Před 4 lety +2

    There was a hose (vacuum or breather?) that attached to the stock intake manifold on the brass connection that didn't seem to have a spot on the new Koso Intake. Did you run into the same problem? What did you do with that hose?

  • @bowtieguy4563
    @bowtieguy4563 Před 4 lety

    Can you do a timing inspection on a 1997 to 2006 klx300r?

  • @nicksheridan1001
    @nicksheridan1001 Před 4 lety

    For inside the airbox does a velocity stack that works with the stock connecting tube work for the Koso connecting tube? I didn't see on the video where you showed inside the airbox.

  • @blakeingram1958
    @blakeingram1958 Před 4 lety +7

    I would love to hear the sound of that exhaust

  • @jopadz3815
    @jopadz3815 Před 3 lety

    I would like to see if can you upgrade at yamaha sz 153cc to 200 cc . Please.

  • @umvhu
    @umvhu Před 4 lety

    Get a fairly standard single or twin bike from the 1960s/1970s era and modernise it. Is fuel injection possible and disc brake front wheel, what suspension improvements are possible.

  • @Speedtek18
    @Speedtek18 Před 4 lety

    How about the limiter on the stock E. C. U?

  • @whitehammeer
    @whitehammeer Před rokem

    Can we get some videos on the 2022 Grom?????

  • @omega101
    @omega101 Před 3 lety

    Isn't the the internal part of the idle control valve on backwards? The seat set part is backwards. Looking at the diagram from Koso shows the nipple facing into the throttle body.

  • @stephencrandellsr4915
    @stephencrandellsr4915 Před 3 lety

    Need some help on my 83 Honda ct110 what can i do about a bad cdi ignition model since honda no longer makes one?

  • @Nine_883
    @Nine_883 Před rokem

    I know this is an old video. but do we really need the "air box"? Isn't there and K&N filter that will clamp right onto the throttle body intake then we can just discard or store the air box somewhere for later or never?

  • @juanmendez9098
    @juanmendez9098 Před 2 lety

    hi john talley i have a question for you i have a 2017 honda grom and it was running fine but yesterday it was going working right. it was losing power like i was giving some throttle and it wasnt going fast it got me home. it turns on but when you give it some throttle it doesnt responded. i change the spark plug and put new gas in it. what do you think its wrong with it so i can get it back working right again.
    thanks

  • @elantran-8395
    @elantran-8395 Před 4 lety +2

    Still no video of it running?

  • @buscobeach2082
    @buscobeach2082 Před rokem

    Is the adapter needed to run the koso injector

  • @danteamolato846
    @danteamolato846 Před rokem

    Nice honda

  • @trueriderchanel2607
    @trueriderchanel2607 Před 4 lety

    in thailand we call this bike MSX125 your exhaust yoshimura so nice and i want to make my bike like this....... but i don't have enough money to buy any item like this :(

  • @riding_with_tee8746
    @riding_with_tee8746 Před 3 lety

    So does that mean I can add a 34MM throttle body on my stock 125cc ?

  • @Studio-C
    @Studio-C Před rokem

    I would love to improvement to Honda NAVI

  • @pablocespedes9585
    @pablocespedes9585 Před 4 lety

    I hope you can modify the engine of a XR 650L...

  • @anthonyskrzec6881
    @anthonyskrzec6881 Před 4 lety

    Id like to see a kawasaki 650 or mt 07 engine moded

  • @sbrownson6155
    @sbrownson6155 Před 3 lety

    Would this build be identical to a super cub?

  • @Hyde232
    @Hyde232 Před 4 lety +1

    I wanna see a cb1000r modified... or an older cb919 😊

  • @mohdismail4342
    @mohdismail4342 Před 4 lety +1

    In malaysia we can make this bike go 200km/h or 120mph

  • @reysauro8401
    @reysauro8401 Před 4 lety

    Try the HONDA TMX 155cc up grade sir

  • @yongjianren7239
    @yongjianren7239 Před 4 lety

    how much it cost to swap one like this? or how to buy one already built?

  • @m.s8879
    @m.s8879 Před 4 lety +1

    Please make an video on tools 🧰 .

  • @amarireyes2267
    @amarireyes2267 Před 4 lety

    That works for a 2017 125

  • @767dag
    @767dag Před 4 lety

    How did it run?

  • @oktaybodur4582
    @oktaybodur4582 Před 2 lety

    honda super cup 125 upgrades pls

  • @Waltkat
    @Waltkat Před 4 lety +1

    Is it possible to eliminate the stock air filter assembly altogether and replace it with a Unifilter pod filter?

  • @deedadon7142
    @deedadon7142 Před 2 lety

    Nothing like modding a Yamaha Warrior 350 if possible

  • @colelasky5316
    @colelasky5316 Před rokem

    Icebear trike 150cc

  • @767dag
    @767dag Před 4 lety +1

    What total cost ?

  • @Jimo368
    @Jimo368 Před 4 lety

    That must be the biggest air box per cc of any bike on the road.

  • @banditnev
    @banditnev Před 4 lety

    The world of almost fit.

  • @rahmatsupandi8966
    @rahmatsupandi8966 Před 4 lety +1

    I think you're upside down to install idle air control

  • @willonazxten4892
    @willonazxten4892 Před 4 lety

    Trx420???

  • @Nine_883
    @Nine_883 Před rokem

    WHERE IS THE FOLLOW UP VIDEO TO THIS ONE?

  • @junleovillareal8172
    @junleovillareal8172 Před 4 lety

    Sir tha engine of honda grom is same of Honda xrm 125 fi?

    • @jdelapaz6119
      @jdelapaz6119 Před 3 lety

      Parehas lang yata. Iniisip ko rin to. Hehehe

  • @nicolec7290
    @nicolec7290 Před 4 lety

    30 years old. Right

  • @AndrewDasilvaPLT
    @AndrewDasilvaPLT Před 3 lety

    Honda CT125

  • @warrenharris7171
    @warrenharris7171 Před 2 lety

    Honda ct 125

  • @jeffmitchell9214
    @jeffmitchell9214 Před 4 lety

    Looks kinda like a Honda 90.

  • @PABLOESCOBAR-ph3el
    @PABLOESCOBAR-ph3el Před 4 lety

    JUANITO TALLIE I KNOW YOU'LL DO A GOOD JOB ON MY NEW BIKE. CANT WAIT TO WIN IT

    • @wondersofwandering5870
      @wondersofwandering5870 Před 4 lety

      Bro you don’t need that bike, you got millions of money barried in Colombia

  • @jamesotoole1873
    @jamesotoole1873 Před 3 lety

    Gt%

  • @chrississon2646
    @chrississon2646 Před 2 lety

    Giveaway n build can am R yker

  • @savage_crypto_gaming4358

    KOSO HAS NO US backer and has NO twitter