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Forum: Yamaha PWC Performance (4-stroke)

PWC Performance modifications for the 4-stroke Yamaha Waverunners FZR, FZS, FX and VX series.

  1. Sticky Thread Sticky: The 2021 Yamaha Waverunners are here!

    Started by Green Hulk, 08-03-2020 03:57 PM
    15 Pages •
    1 2 3 ... 15
    4 Attachment(s)
    • Replies: 140
    • Views: 32,096
    GPR
    03-27-2021, 09:26 AM Go to last post

  2. Sticky Thread Sticky: The "GREEN HULK" fix for the GP1800 Intake Grate insert/hull cracking issue

    Started by Green Hulk, 03-20-2018 11:42 AM
    12 Pages •
    1 2 3 ... 12
    30 Attachment(s)
    • Replies: 115
    • Views: 46,132
    Mr. GP1800
    03-22-2021, 03:22 PM Go to last post

  3. Sticky Thread Sticky: Yamaha Intake Manifold and Throttle Body mount upgrades and why they are so important

    Started by Green Hulk, 05-17-2017 07:05 PM
    5 Pages •
    1 2 3 ... 5
    23 Attachment(s)
    • Replies: 40
    • Views: 30,915
    mittens
    03-08-2021, 06:42 PM Go to last post

  4. Arrow Sticky Thread Sticky: GP1800, extending the grease fitting for driveshaft intermediate bearing

    Started by K447, 09-04-2017 10:01 AM
    10 Pages •
    1 2 3 ... 10
    43 Attachment(s)
    • Replies: 90
    • Views: 22,251
    tman701
    01-26-2021, 04:17 PM Go to last post

  5. Arrow Sticky Thread Sticky: Yamaha SVHO recommended maintenance and schedule - what is not being done?

    Started by K447, 10-14-2020 10:27 AM
    2 Pages •
    1 2
    16 Attachment(s)
    • Replies: 16
    • Views: 3,200
    Green Hulk
    10-21-2020, 03:13 PM Go to last post

  6. Sticky Thread Sticky: Factory original Yamaha Parts and Performance Parts for your ski!

    Started by Green Hulk, 10-21-2018 03:40 PM
    2 Attachment(s)
    • Replies: 5
    • Views: 7,242
    Green Hulk
    08-17-2020, 12:19 PM Go to last post

  7. Sticky Thread Sticky: Modifications, will they affect warranty? A must read!

    Started by Green Hulk, 05-01-2019 01:51 PM
    3 Pages •
    1 2 3
    • Replies: 25
    • Views: 10,870
    shadetree605
    07-06-2020, 10:35 PM Go to last post

  8. Sticky Thread Sticky: Introducing the 2020 line up of Yamaha Waverunners and Jet Boats.

    Started by Green Hulk, 08-14-2019 11:48 AM
    10 Pages •
    1 2 3 ... 10
    63 Attachment(s)
    • Replies: 91
    • Views: 35,834
    Elchenland
    06-04-2020, 08:06 AM Go to last post

  9. Sticky Thread Sticky: Dean's Team Reflashes $550. Complete listing of available tunes on this thread!

    Started by Green Hulk, 05-25-2016 10:16 AM
    13 Pages •
    1 2 3 ... 13
    2 Attachment(s)
    • Replies: 125
    • Views: 53,418
    Green Hulk
    03-23-2020, 11:46 AM Go to last post

  10. Sticky Thread Sticky: GreenHulk GP1800 / VXR Intake Grate Shootout

    Started by Green Hulk, 10-31-2017 02:59 PM
    7 Pages •
    1 2 3 ... 7
    14 Attachment(s)
    • Replies: 63
    • Views: 34,991
    Adam
    03-12-2020, 02:59 AM Go to last post

  11. Sticky Thread Sticky: GreenHulk's GP1800 build up thread

    Started by Green Hulk, 11-05-2016 06:03 PM
    59 Pages •
    1 2 3 ... 59
    62 Attachment(s)
    • Replies: 584
    • Views: 240,961
    Prism
    07-05-2019, 07:55 AM Go to last post

  12. Sticky Thread Sticky: Attention: Owners of 2013 and newer Yamaha SHO/SVHO skis please read!!!

    Started by Green Hulk, 04-17-2015 05:30 PM
    5 Pages •
    1 2 3 ... 5
    12 Attachment(s)
    • Replies: 49
    • Views: 40,946
    mikkoman1
    10-19-2018, 03:58 PM Go to last post

  13. Sticky Thread Sticky: Tip of the day: Transom plate sealing and truing

    Started by Green Hulk, 09-09-2009 12:43 PM
    7 Pages •
    1 2 3 ... 7
    17 Attachment(s)
    • Replies: 64
    • Views: 45,742
    Green Hulk
    09-13-2017, 08:45 AM Go to last post

  14. Sticky Thread Sticky: SVHO and GP1800 modification video overviews - must see!

    Started by Green Hulk, 08-01-2017 04:48 PM
    • Replies: 0
    • Views: 9,250
    Green Hulk
    08-01-2017, 04:48 PM Go to last post

  15. Sticky Thread Sticky: Elevation and how it affects engine performance and impeller pitch

    Started by Green Hulk, 06-18-2016 10:11 AM
    • Replies: 6
    • Views: 10,559
    bullett55
    07-05-2016, 02:47 PM Go to last post

  1. Removing impeller, broke loose then threads jammed after a few turns

    Started by gsxr1300, Today 01:55 PM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 14
    • Views: 414
    gsxr1300
    Today, 08:13 PM Go to last post

  2. SHO VS SVHO supercharger questions.

    Started by Egeiger81, 12-12-2020 08:51 PM
    2 Pages •
    1 2
    • Replies: 18
    • Views: 1,705
    Egeiger81
    Today, 08:06 PM Go to last post

  3. Stage 2 Questions

    Started by Frank_NJ, Today 07:29 PM
    • Replies: 0
    • Views: 51
    Frank_NJ
    Today, 07:29 PM Go to last post

  4. Any Canadians received their 2021 GP1800R ?

    Started by idf2008, 03-21-2021 09:23 AM
    4 Pages •
    1 2 3 ... 4
    2 Attachment(s)
    • Replies: 36
    • Views: 2,366
    savageman69
    Today, 07:13 PM Go to last post

  5. Ventilation/cavitation

    Started by DanSVHO, 09-28-2020 01:56 PM
    3 Pages •
    1 2 3
    5 Attachment(s)
    • Replies: 29
    • Views: 1,659
    dijsil
    Today, 01:15 PM Go to last post

  6. Turbo vs Supercharger boost/HP/speed

    Started by mittens, 03-19-2021 10:18 AM
    4 Pages •
    1 2 3 ... 4
    • Replies: 31
    • Views: 1,431
    VXRlove
    Today, 09:10 AM Go to last post

  7. Post 1.8 HO VXR/VXS N.A. 7200rpm Max Question/SOLUTION

    Started by ksalles, 03-25-2020 10:01 PM
    17 Pages •
    1 2 3 ... 17
    77 Attachment(s)
    • Replies: 165
    • Views: 23,597
    VXRlove
    Today, 08:34 AM Go to last post

  8. 2021 FX Cruiser HO Runs rough, tops out at 7k rpm and about 52 mph.

    Started by keysync, 04-05-2021 04:59 PM
    2 Pages •
    1 2
    • Replies: 17
    • Views: 718
    Juannn17
    Today, 01:45 AM Go to last post

  9. SVHO Turbo Sizing / General questions on turbo builds

    Started by mittens, 12-03-2020 02:13 PM
    19 Pages •
    1 2 3 ... 19
    68 Attachment(s)
    • Replies: 188
    • Views: 14,859
    ArsenalR
    Yesterday, 10:37 PM Go to last post

  10. GP1800R Ride Plate Questions

    Started by Tricky, 11-20-2020 05:32 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,167
    Nicknasty22
    Yesterday, 04:43 PM Go to last post

  11. 2019 Yamaha EX max rpm?

    Started by 2quik6, 01-08-2021 09:35 AM
    2 Pages •
    1 2
    • Replies: 18
    • Views: 935
    2quik6
    Yesterday, 04:02 PM Go to last post

  12. GP1800R SVHO blow-off valve install question/issues

    Started by stevenk2, 04-06-2021 01:06 PM
    2 Pages •
    1 2
    • Replies: 14
    • Views: 538
    K447
    Yesterday, 01:56 PM Go to last post

  13. 2021 VX Deluxe (TR-1) with Riva Stage 1 - 59 mph

    Started by FLASalt89, 04-07-2021 01:02 PM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 19
    • Views: 657
    Green Hulk
    Yesterday, 11:46 AM Go to last post

  14. Another VXR impeller thread

    Started by Pokaplaya75, 08-24-2019 05:35 AM
    • Replies: 3
    • Views: 496
    VXRlove
    Yesterday, 11:30 AM Go to last post

  15. Cool Cool What gains I should expect from these mods ? (2017 FX SVHO)

    Started by jetplane, 04-06-2021 06:41 AM
    3 Pages •
    1 2 3
    3 Attachment(s)
    • Replies: 20
    • Views: 782
    mittens
    Yesterday, 09:36 AM Go to last post

  16. 2019 FX SVHO Tune?

    Started by WaterDR, 02-06-2021 08:09 PM
    5 Pages •
    1 2 3 ... 5
    6 Attachment(s)
    • Replies: 47
    • Views: 2,551
    Natevici
    04-08-2021, 07:10 PM Go to last post

  17. Why do the new FX models need more rpm to get the same top speed as the older FX mode

    Started by Impulses, 04-07-2021 10:44 AM
    • Replies: 4
    • Views: 280
    Impulses
    04-08-2021, 02:45 PM Go to last post

  18. FX HO 2013 Midshaft bolts issue!!!

    Started by micboy, 02-22-2021 07:14 AM
    3 Pages •
    1 2 3
    11 Attachment(s)
    • Replies: 23
    • Views: 1,098
    micboy
    04-08-2021, 11:56 AM Go to last post

  19. supercharger and fizzle intercooler

    Started by gixerdean, 04-07-2021 04:37 PM
    • Replies: 3
    • Views: 199
    mittens
    04-08-2021, 08:54 AM Go to last post

  20. SVHO & SHO supercharger clutch replacement - step by step instructions with photos

    Started by Jaetee21, 03-13-2020 08:30 PM
    4 Pages •
    1 2 3 ... 4
    17 Attachment(s)
    • Replies: 33
    • Views: 5,222
    Yamafzs
    04-07-2021, 08:33 PM Go to last post
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