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  1. Sea Rider

    Bravo 4 Alu with Gauge Field Test

    Since we are constantly testing different practical inflators for our sib & ribs, came across the new Bravo 4 Alu with Gauge, it's a dual action pump much better than the previous Bravo 4 & 6 models, two advantages, has a heavy duty alum middle piston shaft as opposed to plastic ones, whick...
  2. Sea Rider

    Tohatsu Plugs

    What is the performance issue if any if using BR8HS-10 plugs when the factory recommended are BR7HS-10, 7 silight warmer compared to 8, being slight colder. The use is at plain summer, about 23? centigrade. Don't know if it's a mental issue, but feels on the trottle that 7 responds better at...
  3. Sea Rider

    Nonsense Bulb Issue

    Once the engine has started after all the previous steps you must perform to do so, I simply forget about the primer bulb, my engine started to miss fire losing rpm & speed at wot, but went ok at idle to 3/4 throttle, once the gas flow starts to pass from tank to engine pump would like to know ...
  4. Sea Rider

    Rib Ski Pole

    Need to install a ski pole on a 530 rib, where is the best place to do so, inside middle deck looking towards front engine. It's a Yam 60 HP engine. So what distance from engine, how long must the pole pass the engine cowl height, what tube diameter to use ? How big must the pole base be, is...
  5. Sea Rider

    New Rib has Arrived

    Been a sib fan lover for the past 14 years, now it's the proper time to change for a rib, mostly for better ride on rough seas and final speed. After one month of buiding to requested detail my new 4.0 meter toy has finally arrived. Will post some pics when all set up is completed. Happy Ribbing
  6. Sea Rider

    Tohatsu 3.5 Performance

    Made a complete service maintenence, starts fine, some rpm hesitation at low idle, when placing forward gear engine stallls out, but maintains good rpm in neutral at all rpm range. Gear box has new gear oil and is not stuck, tested gasoline provided by owner seems old. What would be the max...
  7. Sea Rider

    Power Tuner Engine Cleaner

    Recently found an old 1/2 filled can of Mercury Power Tuner, was doing the factory recommended 300 hours routine maintenance on a Tohatsu 18 HP, so after work completion, started the engine and squirted 1/8 can through the carb untill engine stalled out, let stand for 1 hour turning flywheel...
  8. Sea Rider

    Tohatsu 3.5 Piston Mark

    Hola, What happens to the engine if a psiton mark is placed upside down, this engine must have the piston mark arrow pointing to exhausst port, now is pointing to flywheel as in larger Tohatsu models. Engine is turning smoothly by hand. Happy Boating
  9. Sea Rider

    Tohatsu 3.5 B2 ( 2 strokes)

    What is the torque adjustment of the carb housing against main head housing and head gasket expressed in NM (Newton Meter) have checked the Service Manual and can't find that info, just fly wheel torque adjustment. Thanks in advance! Happy Boating
  10. Sea Rider

    Nonsense Inquiry

    Was wondering, how much time can hold any 2 strokes outboard run with 50:1 mix ratio at full throttle before engine head cracks, explodes, :mad: whatever might happen ? For full throttle operation you are supposed to use a richer oil mix ratio. Any ideas ? Happy Boating
  11. Sea Rider

    Tohatsu 30HP Cam Rod Bush, Removal

    Hola TG, Paul : Need to remove the LU cam rod bushing to change both small o'rings, this is a 2 strokes engine first removal as a maintenence issue, all other tail kit parts already have been changed ok. Would like to know if this part is screwed on or just pressure seated, has a upper cone...
  12. Sea Rider

    Tohatsu 18 HP-Shift Rod Quick Disconnect

    Hoped that when removing the shift linkage after 300 metered hour use to check impeller wear as recommended by the factory, was going to be extremely easy, was not, the spring pin was severely seized, after applying brake fluid and banging with a metal pointer managed to remove the pin, but was...
  13. Sea Rider

    Tohatsu 3.5 Gas Tank

    Was wondering if it's safe to turn up side down a new 3.5 engine to remove gasoline mix that has stayed in for a long period, which won't run the engine as expected. Will you have oil passing from tail to exhaust ? Happy Boating
  14. Sea Rider

    E8 Fuel

    This is a non US post, so no tech or performance information available. Seems we are going to have in a short time E8 ethanol based unleaded 90/95/97 octane gasolines (hope not all). Was wondering what is the cons about it's use, have read that atracts and holds moisture than can lead to...
  15. Sea Rider

    Break in Period

    Was wondering why the 2T Tohatsu 2.5/3.5 engines requires only just 5 hour break in period compared to 5 and bigger same brand engines which requires 10 hour. ? All with 25:1 gas/oil ratio. Happy Boating
  16. Sea Rider

    Pressure Vs High Altitude

    Just some test comments : Inflated a 4.20 mtr sib inside a shadowed garage to 3.5 psi gauge metered at an altitude of 2,350 mtr above sea level, the sib was placed on a flat bunk trailler well strapped & covered and driven to the coast. Arrived completely defleted to 1.0 psi with hanging...
  17. Sea Rider

    Red Colour Fabric

    Hi all, Was wondering if any of you guys out there has, has had a red pvc or polyurethane fabric boat that has faded over the years. Asking this because my new 400 rib will need to live in a marina for x number of years to come. Plan to apply 303 Protectant once a month specially in summer...
  18. Sea Rider

    Tohatsu Rev Limiter

    Does somebody knows if Tohatsu 2 strokes 25/30 HP have rev limiter in CD box :rolleyes: ?
  19. Sea Rider

    Tohatsu Flywheel Magnets

    Was wondering how many magnets are located under a 30 HP 2 strokes Tohatsu engine flywheel 3 or 4 magnets ? What if any of them is missing 1/4 lenght portion, will both coils work same ? Any idea ? Happy Boating
  20. Sea Rider

    Tohatsu Up River Ascend

    Update: Just to take the big nail out before being Indiana Jones on the amazone basin, went cruising with a 360 rib with 2 mates and a Tohatsu 30 HP, 2 strokes engine, although the engine was undergoing bgreak in period, after 3 hours use, metered 60 Km/hour on a GPS at 85% throttle, wow the...
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