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Forum: Yamaha PWC Performance (2-stroke)

PWC Performance modification discussion for the 2-stroke Yamaha Waverunners GP1300R and others.

  1. Exclamation Sticky Thread Sticky: 2-Stroke ***2017 Updates/Consensus/Inquiries/Best Suggestion***

    Started by GP123, 01-09-2017 10:03 PM
    9 Pages
    1 2 3 ... 9
    • Replies: 80
    • Views: 28,938
    06-03-2021, 07:20 AM Go to last post
  2. Sticky Thread Sticky: How to Mod Your Ski

    Started by rossnemo, 09-02-2008 11:14 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 78
    • Views: 71,458
    02-18-2020, 06:24 PM Go to last post
  3. Sticky Thread Sticky: When do I need an EFI fuel controller?

    Started by rossnemo, 07-10-2008 08:57 AM
    22 Pages
    1 2 3 ... 22
    • Replies: 213
    • Views: 96,207
    08-02-2019, 10:03 PM Go to last post
  4. Sticky Thread Sticky: GPR Ride Plate Testing

    Started by spud, 05-21-2006 02:27 PM
    16 Pages
    1 2 3 ... 16
    • Replies: 159
    • Views: 79,432
    07-29-2018, 05:13 PM Go to last post
  5. Sticky Thread Sticky: Reed function 101...........

    Started by WATER WOODY, 09-03-2007 04:47 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 49,084
    03-14-2018, 10:44 AM Go to last post
  6. Sticky Thread Sticky: efi controller & oil injection

    Started by JIM'S PERFORMANCE, 08-12-2008 05:12 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 45,052
    09-01-2017, 02:22 PM Go to last post
  7. Sticky Thread Sticky: NEW to site and want to have a fast SKI? LOOK HERE before POSTING

    Started by RUNWME, 03-12-2008 02:37 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 35
    • Views: 54,056
    08-23-2017, 09:16 PM Go to last post
  8. Arrow Sticky Thread Sticky: Yamaha gpr 2 stroke speed database

    Started by WATER WOODY, 05-25-2010 11:00 PM
    7 Pages
    1 2 3 ... 7
    • Replies: 65
    • Views: 61,851
    05-15-2017, 08:24 PM Go to last post
  9. Thumbs up Sticky Thread Sticky: Everyone Please post one Speed Trick

    Started by 2fast4u, 12-25-2006 01:30 PM
    29 Pages
    1 2 3 ... 29
    • Replies: 283
    • Views: 190,797
    04-23-2017, 10:04 PM Go to last post
  10. Sticky Thread Sticky: Pump Pressure Relief Mod

    Started by rossnemo, 06-24-2007 09:39 PM
    19 Pages
    1 2 3 ... 19
    • Replies: 188
    • Views: 87,694
    12-16-2016, 09:57 AM Go to last post
  11. Question Sticky Thread Sticky: Stainless Steel Intake Results?

    Started by 2fast4u, 09-26-2008 07:05 PM
    16 Pages
    1 2 3 ... 16
    • Replies: 156
    • Views: 64,181
    07-09-2016, 01:35 AM Go to last post
  12. Sticky Thread Sticky: riva bilge pump bracket pattern

    Started by SUCKMYWAKE, 09-18-2005 02:07 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 36
    • Views: 34,485
    04-20-2016, 09:11 PM Go to last post
  13. Sticky Thread Sticky: Jetting with NOVI's.

    Started by Pistonwash, 03-21-2008 10:09 AM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 29,986
    08-09-2015, 03:35 PM Go to last post
  14. Sticky Thread Sticky: What do these pitch numbers really mean?

    Started by jpa1300, 03-17-2008 09:26 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 57
    • Views: 72,448
    04-22-2014, 08:26 PM Go to last post
  15. Sticky Thread Sticky: New Gpr Bulletin

    Started by WAVEATER, 04-10-2008 10:00 AM
    13 Pages
    1 2 3 ... 13
    • Replies: 128
    • Views: 59,290
    09-22-2013, 02:35 AM Go to last post
    • Replies: 17
    • Views: 24,759
    10-30-2012, 05:43 PM Go to last post
  16. Sticky Thread Sticky: --> Yamaha GPR Platform - Inherent Hull Safety Issues

    Started by Shibby1485, 03-16-2008 10:00 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 50,087
    09-12-2012, 09:13 PM Go to last post
  17. Sticky Thread Sticky: Mega Pressure Relief

    Started by rossnemo, 10-28-2008 09:42 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 38,295
    11-20-2008, 11:25 PM Go to last post
  18. Exclamation Sticky Thread Sticky: Where should I post my questions

    Started by OsideBill, 07-30-2008 10:57 PM
    • Replies: 0
    • Views: 7,797
    07-30-2008, 10:57 PM Go to last post
  19. Exclamation Sticky Thread Sticky: Check Intake grate and Steering Nozzle !

    Started by RX951, 07-24-2007 10:59 PM
    • Replies: 0
    • Views: 12,842
    07-24-2007, 10:59 PM Go to last post
  1. Do GPR R&D heads need girdles?

    Started by Jonesyfxr, 11-26-2021 08:23 PM
    • Replies: 4
    • Views: 178
    Today, 02:39 PM Go to last post
  2. 2001 GPR no power from rear cylinder

    Started by butterbean_29512, 10-06-2021 04:54 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 658
    Today, 09:32 AM Go to last post
  3. Sleeved cylinder nikasil plated?

    Started by TBP, 11-18-2021 03:06 PM
    • Replies: 6
    • Views: 355
    Yesterday, 10:33 PM Go to last post
    • Replies: 3
    • Views: 185
    Yesterday, 10:06 PM Go to last post
  4. Just another GPR 2001 rebuild thread

    Started by DavidH, 09-10-2021 11:02 PM
    7 Pages
    1 2 3 ... 7
    • Replies: 63
    • Views: 4,390
    11-24-2021, 07:42 PM Go to last post
  5. PV GP1300 crank bearing locating pins?

    Started by Cwyatt70, 11-21-2021 10:58 AM
    • Replies: 5
    • Views: 251
    11-23-2021, 06:22 PM Go to last post
  6. _

    Started by Peteysparks, 11-22-2021 01:05 PM
    • Replies: 0
    • Views: 73
    11-22-2021, 01:05 PM Go to last post
  7. Unhappy Yamaha GP800 99' non starter

    Started by calibrated1993, 11-18-2021 04:34 AM
    • Replies: 2
    • Views: 166
    11-21-2021, 07:50 AM Go to last post
  8. Thumbs up Keel mod

    Started by N8R, 07-07-2008 01:18 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 5,225
    11-16-2021, 03:10 AM Go to last post
  9. tested N8R's keel mod

    Started by mikel70, 06-16-2008 08:50 PM
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 3,680
    11-16-2021, 03:08 AM Go to last post
  10. Finding A Carbon Fiber Seat for GP1300R

    Started by HPR_Manager, 05-06-2009 04:45 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 8,959
    11-10-2021, 01:13 AM Go to last post
  11. Question Fuel filter and pulse line ?

    Started by chris1200, 09-19-2009 09:46 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,452
    11-09-2021, 04:47 PM Go to last post
  12. GP1300 Spark Plugs

    Started by Shadyraro, 10-23-2021 03:10 AM
    • Replies: 4
    • Views: 385
    11-07-2021, 09:51 PM Go to last post
  13. 2004 XLT 1200 carburetor issues

    Started by Evanj53, 10-28-2021 02:38 PM
    • Replies: 4
    • Views: 329
    11-06-2021, 09:07 AM Go to last post
  14. When I open the power valve the engines wants to die

    Started by Zulu989, 08-15-2021 12:47 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 73
    • Views: 4,066
    11-03-2021, 09:44 AM Go to last post
  15. GP1300 stuffed piston

    Started by Shadyraro, 10-24-2021 01:24 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 33
    • Views: 1,860
    11-03-2021, 09:28 AM Go to last post
  16. 66V vs. 68N crankcase

    Started by TBP, 10-27-2021 07:27 PM
    • Replies: 2
    • Views: 169
    10-28-2021, 11:09 AM Go to last post
    • Replies: 4
    • Views: 381
    10-27-2021, 07:48 AM Go to last post
  17. GP800R Dropped Power Valve

    Started by 4nryde, 09-25-2021 12:22 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 661
    10-27-2021, 07:46 AM Go to last post
  18. Drilled return depth

    Started by dockwalker, 09-22-2021 03:46 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 596
    10-24-2021, 07:49 PM Go to last post

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