Search: Posts Made By: Griff
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Forum: Beware and Stolen Today, 02:39 AM
Replies: 28
Views: 1,895
Posted By Griff
No deletion is going to happen by this mod. He...

No deletion is going to happen by this mod.
He already admitted what the OP said he did...........kind of I guess, if you can decipher his attempt at the use of the English language.
Forum: General Boating Discussion Today, 02:31 AM
Replies: 6
Views: 302
Posted By Griff
The gains will depend on how bad it was to start...

The gains will depend on how bad it was to start with. With a 1/4" hook removed, I think you'll see some decent gains.
Forum: General Boating Discussion Today, 02:25 AM
Replies: 4
Views: 98
Posted By Griff
Looking on ebay regularly is probably your best...

Looking on ebay regularly is probably your best bet if nobody here has one.
Forum: Baja 02-21-2018, 02:13 PM
Replies: 4
Views: 173
Posted By Griff
I think the only single 29 OL's were a special...

I think the only single 29 OL's were a special order from Big Thunder around 2000.
They are turds. 454/502 boats were 50-52mph and an HP500 couldn't break 60.
Forum: General Q & A 02-21-2018, 02:08 PM
Replies: 23
Views: 321
Posted By Griff
The green wire would connect to the bottom/down...

The green wire would connect to the bottom/down side of whichever switch does not have a green going to it.

The red will connect one of the center poles on one of the switches. Since nothing...
Forum: General Boating Discussion 02-21-2018, 02:14 AM
Replies: 20
Views: 1,666
Posted By Griff
Whoever he is, his IP address shows he's at the...

Whoever he is, his IP address shows he's at the Marriot on Marco island
Forum: General Q & A 02-20-2018, 01:55 AM
Replies: 15
Views: 555
Posted By Griff
You can only upload pics directly to OSO with a...

You can only upload pics directly to OSO with a paid membership.
You can link them from photo hosting site without a paid membership
Forum: General Boating Discussion 02-20-2018, 01:51 AM
Replies: 30
Views: 1,893
Posted By Griff
Don't need any reading glasses for that post:D

Don't need any reading glasses for that post:D
Forum: General Q & A 02-19-2018, 03:09 AM
Replies: 17
Views: 522
Posted By Griff
Never knew about the SB, but I had my 525SC idle...

Never knew about the SB, but I had my 525SC idle set to those exact specs. It was just above 800rpms in neutral. It would stall sometimes if it was set below 700rpms and with add on hyd steering, it...
Forum: General Q & A 02-18-2018, 08:53 PM
Replies: 17
Views: 522
Posted By Griff
700rpms is fine with a Bravo. Above 900rpms...

700rpms is fine with a Bravo.
Above 900rpms will start causing drive issues
Forum: General Q & A 02-18-2018, 08:50 PM
Replies: 26
Views: 583
Posted By Griff
An OF2xxxxxxxx engine will be a MK IV based on...

An OF2xxxxxxxx engine will be a MK IV based on the serial number.
Genuine Mercury & Mercruiser parts. 525 SC GM 454 V-8 1991-1992 (http://www.mercruiserparts.com/525-sc-gm-454-v-8-1991-1992)
Forum: General Boating Discussion 02-18-2018, 08:26 PM
Replies: 17
Views: 1,249
Posted By Griff
If you want the pics to stay stored on OSO...

If you want the pics to stay stored on OSO FOREVER, you'll need to purchase a paid membership and you'll be able directly upload them to OSO.

If you use one of the photo hosting sites like lots of...
Forum: General Q & A 02-18-2018, 02:01 PM
Replies: 26
Views: 1,066
Posted By Griff
No, it does not. That issue was fixed weeks ago.

No, it does not. That issue was fixed weeks ago.
Forum: General Q & A 02-18-2018, 01:57 PM
Replies: 26
Views: 583
Posted By Griff
You won't need any updates. I only found a couple...

You won't need any updates. I only found a couple small spec errors in the 525SC section and nothing to worry about for reassembly.



Mark IV and Gen V are the same stamped steel timing cover...
Forum: Technical Issues 02-17-2018, 09:03 PM
Replies: 3
Views: 77
Posted By Griff
Resize the pics to less than 1024 x ### pixels...

Resize the pics to less than 1024 x ### pixels and they should upload.
Forum: General Q & A 02-17-2018, 07:45 PM
Replies: 7
Views: 359
Posted By Griff
Do you have these Gil risers??? As far as I know,...

Do you have these Gil risers??? As far as I know, Gil never made a riser like you describe.

It should easily make over 450 hp on the dyno with headers. It would be lucky to break 400 hp going thru...
Forum: General Q & A 02-17-2018, 07:27 PM
Replies: 26
Views: 583
Posted By Griff
Mark IV has a fuel pump mount on the engine block...

Mark IV has a fuel pump mount on the engine block and Gen V does not. Timing covers are the same stamped steel.
Forum: General Q & A 02-17-2018, 01:51 PM
Replies: 7
Views: 278
Posted By Griff
It will still most likely revert water with stock...

It will still most likely revert water with stock manifolds and the short stock risers.

I'm sure the Crane techline guy didn't give you any names of those builders.
No respected marine engine...
Forum: General Q & A 02-17-2018, 02:48 AM
Replies: 26
Views: 583
Posted By Griff
I found a couple small mistakes in it when I had...

I found a couple small mistakes in it when I had one for my 525SC, but overall, it is very detailed and correct.
Forum: General Q & A 02-17-2018, 02:46 AM
Replies: 26
Views: 583
Posted By Griff
Gen V was released in 1991. My 1993 Baja had a...

Gen V was released in 1991. My 1993 Baja had a Merc 454mag Gen V engine
Forum: General Q & A 02-17-2018, 02:41 AM
Replies: 7
Views: 278
Posted By Griff
Never even heard of the 168791 until now. It must...

Never even heard of the 168791 until now. It must be a newer grind. I doubt you'll see any difference from the 731 in power or reversion aspects.
IMO, its a waste of time to try and bump the hp with...
Forum: General Q & A 02-16-2018, 03:14 AM
Replies: 26
Views: 583
Posted By Griff
Get the Mercruiser Service manual. I think it is...

Get the Mercruiser Service manual. I think it is the HP3 manual. It will have all the specs.and instructions.
Forum: General Boating Discussion 02-16-2018, 03:05 AM
Replies: 44
Views: 4,763
Posted By Griff
I wonder if jbk would say the same thing...

I wonder if jbk would say the same thing now?????::lolhit:
Forum: General Q & A 02-14-2018, 02:54 AM
Replies: 9
Views: 261
Posted By Griff
One engine might be down on power. The only way...

One engine might be down on power. The only way to really know is to get a true WOT rpm reading on both engines.
Forum: Pantera 02-13-2018, 03:12 AM
Replies: 20
Views: 884
Posted By Griff
It should run at least 75mph with that power....

It should run at least 75mph with that power. Twin 502mag 28's will run about 80.



None of the stepped 28's have twins
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