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Search: Posts Made By: Falcon
Showing results 1 to 25 of 379
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05-27-2025, 10:47 AM
Replies: 13
Views: 2,512
Posted By Falcon

Biggest risk is where the weld ends at the...

Biggest risk is where the weld ends at the trailing edge, is it at or does it create a high stress point. It is also best to have generous radiused "zig zags" or "fingers" in the joint between the...
02-01-2025, 09:34 PM
Replies: 12
Views: 3,112
Posted By Falcon

I enjoyed working with Joey years ago and didn't...

I enjoyed working with Joey years ago and didn't get the chance to see him since those days back in the 90's.
RIP.
Forum: General Q & A
06-05-2024, 05:10 PM
Replies: 8
Views: 1,041
Posted By Falcon

Check for misfire/bad coil. The engine has idle...

Check for misfire/bad coil. The engine has idle rpm control and sometimes it can be hard to hear a consistent misfire. With a big pitch / gear ratio, it is hard to maintain idle without all...
12-11-2023, 11:09 AM
Replies: 2
Views: 655
Posted By Falcon

I think you asked this before in another sub...

I think you asked this before in another sub forum where there was a mention that IMCO may offer one and I believe Merc offers one that is used on the later model ITS transoms but should work on a...
Forum: General Q & A
12-06-2023, 04:42 PM
Replies: 2
Views: 619
Posted By Falcon

You could try a late model ITS inner plate, which...

You could try a late model ITS inner plate, which I believe has the steering cyl mount machined off, 44187a12 (?).
08-21-2023, 05:39 PM
07-24-2023, 09:26 PM
Replies: 7
Views: 6,885
Posted By Falcon

400R has the same basic Sportmaster gearcase as...

400R has the same basic Sportmaster gearcase as the 450R, but I think it has a larger diameter upper driveshaft/splines and different waterpump.
The 500R has a completely new gearcase, with a larger...
06-18-2023, 11:16 AM
Replies: 4
Views: 889
Posted By Falcon

I guess I shouldn't have said "crude", but it...

I guess I shouldn't have said "crude", but it isn't to drawing standards, just something to get the job done.

A note that one pin will have a bonding cable attached on the inside. I usually trim...
06-18-2023, 09:49 AM
Replies: 4
Views: 889
Posted By Falcon

A round plate welded to a tube that fits over the...

A round plate welded to a tube that fits over the outer diameter of the tilt pin with at threaded rod or bolt to pull the pin out. The sketch I have included is crude, but I think you can follow it...
03-14-2023, 09:58 AM
Replies: 72
Views: 18,970
Posted By Falcon

Merc is held to a tough standard, not only by...

Merc is held to a tough standard, not only by warranty, but by epa requirements which requires repeatability and a certain level of endurance while maintaining those requirements.
03-12-2023, 10:18 AM
Replies: 72
Views: 18,970
Posted By Falcon

Plus the race class that will require at least...

Plus the race class that will require at least some support in hardware too.
Forum: General Q & A
03-07-2023, 08:57 AM
Replies: 12
Views: 3,150
Posted By Falcon

Sometimes you can hold the shift lever just far...

Sometimes you can hold the shift lever just far enough to get off the in-gear contact switch and use the starter. As the starter turns, it will likely pop out of gear, but be ready, it may go right...
11-06-2022, 10:11 AM
Replies: 41
Views: 8,309
Posted By Falcon

See this if you want to actually understand the...

See this if you want to actually understand the issues:
https://www.youtube.com/watch?v=7a8YsbtH0sc
10-24-2022, 06:37 PM
Replies: 16
Views: 2,646
Posted By Falcon

I don't seem to have the dimensions on the...

I don't seem to have the dimensions on the 500efi, but I did find some info on a 525. On the 525, the top of the sweeper headers are the highest point at about 23.4" up from crank center. On the...
Forum: Donzi
09-16-2022, 10:51 AM
Replies: 2
Views: 1,545
Posted By Falcon

There is usually a tag under the tiebar plate on...

There is usually a tag under the tiebar plate on top with the overall ratio or there may be a stainless head screw underneath the horizontal edge on one side of the upper housing toward the transom...
09-16-2022, 10:08 AM
Replies: 30
Views: 5,243
Posted By Falcon

You should also allow a "little" extra room for...

You should also allow a "little" extra room for the compression of the rubber mounts when with load in forward.
08-31-2022, 03:37 PM
Replies: 21
Views: 9,697
Posted By Falcon

The lower the rpm, the easier it will be to get...

The lower the rpm, the easier it will be to get out of gear. Cone clutch are driven in harder with more applied torque and with a lot of blade area, the engines are loading up the clutch pretty...
Forum: Fountain
08-26-2022, 11:50 AM
Replies: 11
Views: 8,214
Posted By Falcon

Sounds like an ambitioous project and I think you...

Sounds like an ambitioous project and I think you will be happy with the results if you go ahead. Sixes still require maintenance and rebuilds, but you don't have to baby them to make them last. ...
Forum: Fountain
08-25-2022, 02:58 PM
Replies: 11
Views: 8,214
Posted By Falcon

In the now defunct Supercat Lite racing class...

In the now defunct Supercat Lite racing class with twin 525's, the MC6 was proven to have a faster top speed, better handling, although they did use a low hp draw SCS crash box transmission for a...
Forum: Fountain
08-25-2022, 11:40 AM
Replies: 11
Views: 8,214
Posted By Falcon

Current 6's and 8's do not take more hp to spin,...

Current 6's and 8's do not take more hp to spin, even including a good hydraulic trans, at engine rpms above 5600 rpm. Parasitic losses are not a straight line curve and are not a simple percentage...
Forum: General Q & A
08-24-2022, 08:39 PM
Replies: 5
Views: 1,194
Posted By Falcon

Stainless tubing used for tailpipes is usually...

Stainless tubing used for tailpipes is usually measured by outside diameter and the inner tube is usually 1/2" smaller than the outer; 4.00" outside diameter outer tube, 3.50" outside diameter inner...
Forum: General Q & A
06-12-2022, 10:32 PM
Replies: 2
Views: 1,352
Posted By Falcon

It's been a while but here goes: There are 2...

It's been a while but here goes:
There are 2 switches on the shift bracket, one is the neutral position switch (the switch under the shift lever on the bracket) which will not let it start in-gear,...
Forum: General Q & A
04-20-2022, 10:42 AM
Replies: 4
Views: 1,106
Posted By Falcon

Should be fine without the prop and usually ok...

Should be fine without the prop and usually ok with the prop. Sometimes, the combination of a heavy prop can make it "chatter" at low rpm as the cone clutch engages/disengages rapidly.
08-01-2021, 02:22 PM
Replies: 3
Views: 950
Posted By Falcon

https://www.facebook.com/OPARacing

https://www.facebook.com/OPARacing
06-09-2021, 08:09 PM
Replies: 6
Views: 3,987
Posted By Falcon

Is it a Merc Racing engine, if so, which model? ...

Is it a Merc Racing engine, if so, which model? Does the ITS have long or short hoses for the R & L lines? My guess is that you didn't get the ITS new, so some items may be missing. Answers to...
Showing results 1 to 25 of 379
 


 
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