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  1. Replies
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    Would these NOA pictures from 1965 NOA...

    Would these NOA pictures from 1965 NOA Championships interest anyone? I think there are some Lake Spivey pics. I don't recognize anyone in the pics because I was only 2yrs old and living in Central...
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    The company has several other outboard gears for...

    The company has several other outboard gears for several brands, so they must have the "gear thing" figured out. Only these SST60 gears mention evaluation, so they must just be the latest offering. ...
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    Well, neither was I but it was the first dressed...

    Well, neither was I but it was the first dressed powerhead picture I could find. Anyway, if you imagine the pull start being out of those pictures, I'm really thinking about all the stuff BRP hung...
  4. Thread: Cresent

    by 25XS
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    2,390

    That's a great trade! Especially if the...

    That's a great trade! Especially if the restoration is good. Even if the bores are bad, they can be rechromed by U.S. Chrome in Fond du Lac, Wisconsin. It's a 3-cylinder looper powerhead similar...
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    You seem confident the current 45SST cowl will...

    You seem confident the current 45SST cowl will fit over the 2-cyl 40/50/60hp Etec engine so I'll take your word for it... Here's the powerhead with all it's parts.
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    2-cyl Etec is 40/50/60hp depending on computer &...

    2-cyl Etec is 40/50/60hp depending on computer & injectors... There is a LOT of complex oil injection lines, oil tank, fuel injection components, wiring, computer, etc attached to this powerhead...
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    Look at air cooled/water cooled snowmobile...

    Look at air cooled/water cooled snowmobile engines...? Loop scavenged (looper) with WAY more power per cc. The snowmobile engines usually have waterpumps.

    Also, the personal watercraft engines...
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    Sticky: Molinari tunnel hull skiff

    Page 3 of this thread, 2nd post, 4th picture shows a small chase boat. I believe it is also a Molinari hull based on this boat for sale in Augusta, Georgia (Pictured)...
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    No, that wasn't this boat... This one was in...

    No, that wasn't this boat... This one was in Florida for many years and came to Georgia about 4 years ago. Until last week, it had not seen water or the light of day since it came from Florida.
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    Can anyone I.D. this old racing runabout?

    I will try to edit this post to include measurements, but wondering if anyone can positively I.D. this racing runabout?
    We have determined it does not match the lines of a Hal Kelly design, "Jinx"...
  11. Just a thought here, but on the back of the OMC...

    Just a thought here, but on the back of the OMC key switch there are two terminals marked "M"... One is a vertical "stud" and the other five are horizontal tabs. All use the same tiny brass screw...
  12. Ok, so problem found and you now just need a...

    Ok, so problem found and you now just need a cheap, used flywheel... You'll want to accurately verify TDC now on #1 with a dial indicator and set the timing pointer to exactly zero degrees with the...
  13. You'll likely get WAY better interaction with...

    You'll likely get WAY better interaction with your fishing motor over on a site such as www.bassboatcentral.com or on iboats.net mechanics forum...

    In any case, are you sure you are picking up...
  14. Huh? Evinrude's entire lineup from 15hp to 150hp...

    Huh? Evinrude's entire lineup from 15hp to 150hp is the two stroke E-tec engine...
    Tohatsu's TLDI is available in 40/50/90 hp and these are all still very close in weight to their old carbureted...
  15. Thread: D stock runabout

    by 25XS
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    There is always a way... I'm guessing the...

    There is always a way... I'm guessing the easiest would be a Yamato 102 or 302 gearcase mounted to an adapter plate that in turn bolts up to the stock/fishing tower housing of the Merc500 but I...
  16. Bill, I guess it's possible the drivers suit I...

    Bill, I guess it's possible the drivers suit I have is from Marshall's later years where he may have bought an OMC Stinger 100ci engine... Or Marshall added the only OMC patches he could find at the...
  17. Marshall Goldberg competed in "SJ" class with his...

    Marshall Goldberg competed in "SJ" class with his boat named, "Daffy Duck"... Are you mixing up the 3-cylinder 49ci Stinger up with the V4 Johnson Stingers with the Scorpion shown in the driver's...
  18. Looks like Bill Richter found the guy! Thanks...

    Looks like Bill Richter found the guy! Thanks Bill. It appears Marshall Goldberg raced alot in the Northeast and I've found some race results in archives of the Lowell Sun newspaper in 1974 and...
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    Blue Water Restoration is in Milford, Iowa, not...

    Blue Water Restoration is in Milford, Iowa, not Emmetsburg... Steve Dyhrkopp is there? Phone: (712)338-2557 and could likely shed some light on the hydro (Marchetti?) in the beginning of this thread....
  20. Thread: Steering helm

    by 25XS
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    5,448

    These are cheap and readily available on ebay......

    These are cheap and readily available on ebay... They are crazy expensive if you're buying one up to par for the current F1 tunnel racing boats, but cheap if you'll accept a vintage boat steering...
  21. Thread: Yamaha 90 no fire

    by 25XS
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    I hope you got some help from the CDI Electronics...

    I hope you got some help from the CDI Electronics Troubleshooting Guide link I posted...

    Your fix was literally "Step 2. Inspect and clean all engine and ignition ground connections."
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    AND, if it was a factory jet, it's got a 15"...

    AND, if it was a factory jet, it's got a 15" exhaust tower, too. That would be cool.
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    Please compare the engine model & serial no. from...

    Please compare the engine model & serial no. from the quarter size aluminum disc pressed into the block to the I.D. tag mounted on the swivel bracket to see if the entire powerhead has been changed. ...
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    I'm not seeing it... Here is the parts list. ...

    I'm not seeing it... Here is the parts list. Pictured are Key #27 Idle Jet and Key #40 High Speed Jet

    If your jet is located between mating surface between carb & bowl, maybe look at a 1973 65hp...
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    Ouch! Pretty sure NOTHING goes in that hole,...

    Ouch! Pretty sure NOTHING goes in that hole, gaf1racer. That's just a circuit passageway for gas to get from main body to the bowl.

    Your engine should have (3) main orifices #61D and (3) air...
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    Here is a picture of a typical set of 3-cylinder...

    Here is a picture of a typical set of 3-cylinder OMC carbs... the top hole is an air idle mixture orifice (air jet) and keep in mind, the bigger the hole, the more AIR is let in for idle... The...
  27. Thread: Yamaha 90 no fire

    by 25XS
    Replies
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    14,620

    Instructions to troubleshoot "No Spark on any...

    Instructions to troubleshoot "No Spark on any cylinder" were linked in my previous post... Reconnect your controls, then it says to disconnect the white wire from ignition box (this is the stop...
  28. Thread: Yamaha 90 no fire

    by 25XS
    Replies
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    14,620

    Well, first off, how about telling us the year,...

    Well, first off, how about telling us the year, model, whether it's 2-stroke or 4-stroke, and could you verify the wires are "just yellow", and not a yellow/black combination?

    You should be able...
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    Does the water flow up through the propshaft...

    Does the water flow up through the propshaft bearing carrier? That is very similar to the Mercury 1500XS and 850XS gearcase water pickup design. If you have power trim, be careful that you don't...
  30. Thread: Steering

    by 25XS
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    Members here who currently race a combination...

    Members here who currently race a combination like yours are mostly in a regional Canadian racing club... Try over on their section and find their website & facebook page for much faster replies:
    ...
  31. Replies
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    It takes a Speedmaster looking gearcase... It's...

    It takes a Speedmaster looking gearcase... It's a 650X tower & clamp assembly based on this old post: http://www.boatracingfacts.com/forums/showthread.php?17586-Mercury-650XS
  32. I believe you want the front ends to line up with...

    I believe you want the front ends to line up with the swivel pin... Not with the tilt tube. The idea is the steering bar ends each swing an arc about the center (which is the swivel pin) so that...
  33. Thread: prop selection

    by 25XS
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    Ok, with that engine, here is a starting point;...

    Ok, with that engine, here is a starting point; http://www.boatracingfacts.com/forums/showthread.php?17499-Critchfield-Setup&highlight=Allison+critchfield+Canada

    Your boat bottom is probably not...
  34. Thread: prop selection

    by 25XS
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    Welcome to the messageboard! I'll be the first...

    Welcome to the messageboard! I'll be the first to chime in and answer a question with a question... Does the 75hp engine have the stock, fishing engine size gearcase & gear ratio or does it have...
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    An easy, and inexpensive investment would be to...

    An easy, and inexpensive investment would be to purchase the JKT or EKT parts listl for the OMC 15A engine off ebay... I see they are less than $10, including shipping. You may also contact SeaWay...
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    Why not just grossly overpower the PWC with a...

    Why not just grossly overpower the PWC with a readily available Mercury V6 outboard engine stuffed under the seat?? You keep the stock jetpump so you only have to invent half the project.
    ...
  37. Thread: Speed Classic

    by 25XS
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    The first picture must be in California......

    The first picture must be in California... There's not one, but TWO Volkswagen buses on the beach!
  38. Replies
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    Prop Riders, could you post a few pictures of...

    Prop Riders, could you post a few pictures of your boat, and also could you post the I.D. stamp off the keel inside the boat for us?
    Any pictures or video and could you tell us how the boat handled...
  39. Replies
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    Desilva Delta from mid-1980's How many are left?

    Wondering how many Desilva Delta runabouts are still out there. I know of three... (now four!)

    C-5 is in Gainesville, GA and is shown in the pictures below.

    This one is in Indiana and was the...
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    Check something for us: Can you twist handle to...

    Check something for us: Can you twist handle to "Forward" gear position, then turn the flywheel with your hand (turn it "clockwise", as viewed from above the engine). Observe now if the propeller...
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    Short answer: No. Flush all you want. Only if...

    Short answer: No. Flush all you want. Only if water flows "uphill" in your area would you have a concern with flushing an outboard engine with the engine either running or not.

    Exception: IF...
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    The only way my last four pictures would post was...

    The only way my last four pictures would post was after I used Microsoft "Paint" program to reduce the width & height to 25% of the original picture, which put my pictures just under 100 kilobytes......
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    So Gene, a photograph of an actual 1957 "A" alky...

    So Gene, a photograph of an actual 1957 "A" alky König rope sheave won't convince you? Your vision/dream is pretty strong for the KOEnig spelling on that rope sheave then. I wonder if the...
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    Pictures: 1957 König Model HRA-57 "A-alky engine"

    Gene, the spelling is: " König " with two dots above the letter "o" is how the rope sheave you dreamed about was made! Pictured below is the first year "A" class alky, it's a 1957 Model HRA-57 and...
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    Post this over in the High Performance Tillers...

    Post this over in the High Performance Tillers section... The duck hunters made the used Suzuki DT25/30 and the Yamaha 3-cylinder tiller engines double in price over the past 5 years. The Suzuki is...
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    Using a drill press on your first time is a very...

    Using a drill press on your first time is a very good idea. You have much better "depth control" with a drill press. Once the drill drops thru the welch plug, you don't want to plunge into the...
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    The Johnson or Evinrude Model 15SS racing...

    The Johnson or Evinrude Model 15SS racing gearcase & adapter plate will fit on your engine... It WILL NOT work if you have a heavy boat. It's designed for a 100 lb racing boat with a 100 lb driver....
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    The welch plug on top covers a chamber. That...

    The welch plug on top covers a chamber. That chamber is fed gasoline based on the idle air orifice... In turn, the chamber "drains" into the venturi above the butterfly plate through TINY!!! holes...
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    Camohunter posted, "I would take it to the boat...

    Camohunter posted, "I would take it to the boat mechanic here, but I don't have a lot of confidence in them."

    I understand... That is an understandable predicament.

    When you cleaned the carbs,...
  50. Replies
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    Sounds to me like you need a THOROUGH carb...

    Sounds to me like you need a THOROUGH carb cleaning, followed by a procedure in your service manual called "Sync & Link" where you synchronize (properly per the book) the carb butterfly opening to...
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