Search results

Intlwaters

Help Support Intlwaters:

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
  1. L

    JetChopper30 mono deep v hull FRP

    JetChopper30, GO .21 3P: http://v.youku.com/v_show/id_XNDkyNzQ0ODI4.html?from=s1.8-1-1.2
  2. L

    JetChopper30 mono deep v hull FRP

    jacodewit https://www.youtube.com/watch?v=-l085bbxH3M Joel Mertz https://www.youtube.com/watch?v=z8WzN4D8eUs https://www.youtube.com/watch?v=z8WzN4D8eUs
  3. L

    JetChopper30 mono deep v hull FRP

    JetChopper30 setup instructions(view from deck, view from transom, view from port): Drive shaft offset to right by 5mm. Drive shaft tilt left, form 1.54 degree with the centre line.(adjustment required) Drive shaft angle slightly negative. Set hull angle of attack to a small positive angle, for...
  4. L

    JetChopper30 mono deep v hull FRP

    Hello Jose, JetChopper30 nitro NOVAROSSI PLUS 21-5KT: https://www.youtube.com/watch?v=oqjLXX7h2WA JC30 is IMPBA, NAMBA, NAVIGA legal MONO and OFFSHORE class. But illegal in deep V class, because of the RIDE PAD, freeboard height less than an inch. Ride pad can be grinded to smooth arc cross...
  5. L

    Long stroke / Short Stroke

    Agree with Andy. The cylinder of current product NR KEEP-OFF.21-4: Displacement: 3,49 cc R.P.M. (max power): 36.000 RPM Practical range: 6.000-38.000 R.P.M. Bore x stroke: 16,26x16,80 mm Sleeve: 4 ports Regarding to the vertical distance. The exhaust port of buggy/low exhaust angle engine...
  6. L

    Long stroke / Short Stroke

    NR P5XLT CYLINDER, SINGLE EX. PORT, PART # 08536: MES-MULTI EXHAUST SYSTEM CYLINDER: T-PLUS 21-9 3.5cc ON ROAD ENGINE CYLINDER PART # 08564/13 T-PLUS 7C 3.5cc OFF ROAD ENGINE CYLINDER PART # 08573 Numbers in the picture are distance in number of pixel. Picture source...
  7. L

    Long stroke / Short Stroke

    I don't remember exactly. As what I know. From 199X to 2010, O.S. .21 engine use 16.6mm/16mm bore stroke ratio. While NR REX was square engine. Then MES was invented. NR use 16.26mm/16.8mm bore stroke ratio. The O.S. way make MES is almost no advantage in buggy engine. The O.S...
  8. L

    Long stroke / Short Stroke

    I believe this is a tricky question. My opinion. Short stroke engine has larger piston top area, can get more down force from expanding flame, but shorter moment arm. While long stroke, things reversed. I believe this not related to torque but the efficiency of scavenging process. In about...
  9. L

    NovaRossi Keep.21M information

    Hello, KEEP.21M sleeve part # 08069. Same as KEEP-ON.21 on road car engine sleeve part #. So it is on road exhaust timing, 92 degree or higher, total 185 or higher. Low torque high rpm feature. But I believe KEEP.21M DD, sleeve part # 08075, is low to medium exhaust angle, total 175 or...
  10. L

    JetChopper30 mono deep v hull frp ELECTRIC

    http://www.modelgasboats.com/resources/tips-and-tricks/tuning/ Refer to Glenn Cupit's article on rudder set up, RUDDER "CASTER", A LITTLE CAR TALK, BACK TO BOATS. Articles talk about rudder length and rudder lift. With many testing, I got the following conclusion on JetChopper30 set up...
  11. L

    JetChopper30 mono deep v hull FRP

    http://www.modelgasboats.com/resources/tips-and-tricks/tuning/ Refer to Glenn Cupit's article on rudder set up, RUDDER "CASTER", A LITTLE CAR TALK, BACK TO BOATS. Articles talk about rudder length and rudder lift. With many testing, I got the following conclusion on JetChopper30 set up...
  12. L

    Wild thing mono kit build

    Hello Guys, I am interested in Wild Thing .12 & .21. Could not found any drawing so far. Hope one can give me a .dxf download link. Best regards, Leo
  13. L

    JetChopper30 mono deep v hull frp ELECTRIC

    We tested with different RUDDER SETUP. Found that this setup has pretty good stability to turn at full thottle:
  14. L

    JetChopper30 mono deep v hull FRP

    We tested with different RUDDER SETUP. Found that this setup has pretty good stability to turn at full thottle:
  15. L

    JetChopper30 mono deep v hull frp ELECTRIC

    Hello All, JetChopper30 hull is now NAMBA FE P-LIMITED MONO STRAIGHTWAY RECORD HOLDING. NAMBA web site record: http://www.namba.com/content/records.asp?EventType=11 Happy rc boating, Leo
  16. L

    JetChopper30 mono deep v hull FRP

    Hello All, JetChopper30 hull is now NAMBA FE P-LIMITED MONO STRAIGHTWAY RECORD HOLDING. NAMBA web site record: http://www.namba.com/content/records.asp?EventType=11 Happy rc boating, Leo
  17. L

    JetChopper30 mono deep v hull frp ELECTRIC

    Bit of JetChopper30 video by Tony, LIMITED POWER CLASS:
  18. L

    JetChopper30 mono deep v hull FRP

    Bit of JetChopper30 video by Tony, LIMITED POWER CLASS:
  19. L

    JetChopper30 mono deep v hull frp ELECTRIC

    Bit of JetChopper30 video by Paul: http://www.youtube.com/embed/iKJJemGHF3U?rel=0&wmode=transparent
  20. L

    JetChopper30 mono deep v hull FRP

    Bit of JetChopper30 video by Paul: http://www.youtube.c...ode=transparent
Back
Top