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  1. Sea Rider

    Torqueedoing

    Needed an alternative powering system to combustion engines to power a sib/rib used to follow rowers at a close albufera, which has banned traditional 2 & 4 strokes outboards. So deciding going green tested a Torqueedo 4.0 electric OB which is the top in the portable range. Although is...
  2. Sea Rider

    40 Tohatsu

    Welcome to Iboats, Will boat work without a jack plate, that's engine sitting just on transom ? You are using a long shaft, right ? If so, water flow seems is hittting above the small upper water deflector plate when boat is on plane. The only way to address water splashes over or out...
  3. Sea Rider

    Prop Inquiry.-

    Have in current use on a Tohatsu 2 strokes a 9 pitch factory prop which delivers at wot on a lightly loaded rib with solo driver 5600 rpm, I'm ordering a 8 pitch to be at/ around 5800 which is the max wot rpm for that engine. If order a 8 pitch 4 blade prop would my revs be pulled up same as a 3...
  4. Sea Rider

    I swear...

    Cheap ideas that works.- My modified 20 year old muffs finally broke apart due to high internal corrosion. Bought a standard West Marine round muffs and modified same as my previous OMC muffs. Have added a medium tie & wrap in middle U portion, next to side epoxy retainers, keeps both muffs...
  5. Sea Rider

    Jammed Engine.-

    Scenario : A 30 hour new 2 strokes Tohatsu 70 HP engine. Engine went through its break in period as factory stated, begun having wot problems due to dust in fuel (service station filter issues) which passed onto carbs. All 3 carbs were taken apart and immaculate cleaned, a short wot test was...
  6. Sea Rider

    Torqueedo Outboards.-

    Was wondering if any of you guys have in use a Torqueedo outboard to propell ligh boats in places that are banned for 2 stroke outboard uses. The model I'm interested in is the Cruise 4.0 equivalent to a 10 HP outboard. Would like to know the max speed possible of achieving on light applications...
  7. Sea Rider

    Crankcase Sealant.-

    Was wondering if it would be proper to use Mega Gray Silicon to seal both crank case halves as opposed to Loctite 518 which is what Tohatsu factory uses on 2 strokes portable engines for a good seal. Happy Boating
  8. Sea Rider

    Submerged Engine

    A friend of mine flipped his rib with a 2 stroke 18 HP attched on transom while towing it behind a sailboat, This happened off coast on clear sea water, don't know for how long the engine was submerged. When the engine was taken back to terra firme hours latter had both plugs removed and...
  9. Sea Rider

    I swear...

    Removed a factory plate attached to 450 transom, has lowered leg a bit. Now performs much nicer at tight close turns than before. The modified anchor works so well that the guy that sells them plans to contact Seachoice to have them factory modified for their next purchase. We are doing lots of...
  10. Sea Rider

    Need Help with a motor ID

    A pic of the disassembled broken arm is better than 30 written words....If helps, probably could do something matching/modifying a D2 arm & roller onto a B model carb. Have reconstructed lots of plastic parts with epoxy resin including fuel pump bodies. Happy Boating
  11. Sea Rider

    Seamax Ocean 430 Alu Floor Sib.-

    Alan, both have different theory and practice points of views. Had the opportunity to test a brand SE 14 footer last year with an Evi 25 HP on slight choppy, windy sea cond, bad performer, thought whole plastic floor was coming apart while on fast plane. Owner is afraid going into open waters...
  12. Sea Rider

    How to install telltale on tohatsu

    Newer 40C models have a built in internal peeing system that pees through upper left mid section. The only possible way to install a peeing port would be removing cylinder head, drill a hole on right water path side, insert a tube that has 2-2.5 mm internal diam, connect a hose, drill same...
  13. Sea Rider

    I swear...

    Anchor Flaw.- Bought a brand new galvanized Seachoice anchor, this type of anchor presents a huge tech flaw that develops when boat is correctly anchored on sandy beaches and a sudden strong wind appears changing boat to opposite direction. The metal ring that was resting nicely at A begins to...
  14. Sea Rider

    water in boat

    If you are using a short/long shaft engine and having water splashes back or over trasnsom, need to raise engine a tad with wooden shims for water flow to skim right under small water deflector plate. Water flow seems is hitting the (X) upper leg when should pass right under OK mark. Boat...
  15. Sea Rider

    I swear...

    My personal rigging and mods are coming to an end, 2 add-on were missing. Have finally installed an long tank to bow locker air deck. Works best inflated to 6.0 PSI so to stand, rest, take a nap till next day on it comfy. The only down issue as there's always a down issue, is that it's plain...
  16. Sea Rider

    I swear...

    Installing transversal seat has left Rib with convenient aft space for 6 gal fuel tank, 6 water jerry cans, aft sling & port belt climbing ladder. Have added a new bow anchor, V towing bridle, 30 Mt 6 mm anchor line & organizer, 10 Mt double towing line, front sling. All other items are kept...
  17. Sea Rider

    Primer Bulb Assy.

    What's the cost of a Tohatsu Primer Bulb Assy code 3B7-702003 ? Happy Boating
  18. Sea Rider

    What kind of prop for my situation?

    Why does new boaters likes to ask how to obtain best prop advice if they haven't tested their current one. If you plan using that combo lightly loaded or with few boating mates, that light boat with a 40 HP should fly direct to Mars. Standar factory delivered props on light to medium...
  19. Sea Rider

    Prop Maximization.-

    That same engine used to run 41.0 Km/h at 5790 rpm on previous 430 Rib which weighted 100 kilo less than actual 450. The non deep V hull was not that efficient as my actual deep V hull Rib. Have made solo wot trails on flat glassy non wind water cond with 2 induction tachs. Tiny Tach read 5600...
  20. Sea Rider

    Prop Maximization.-

    For the experts, scenario ; 450 Rib Deep V hull 400 Kg : Rib, driver, engine, fuel (minimum loaded) Engine Tohatsu 2 stroke 18 HP engine Well trimmed and deck ballanced Wot rpm range : 5200-5800 Data : To maintain plane 20 Km/H Cruise speed : 35 Km/H 4.5K rpm Wot : 5600 rpm Wot speed ...
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