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Search: Posts Made By: sabo
Showing results 1 to 25 of 132
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Forum: Prop Talk
05-14-2026, 09:28 AM
Replies: 5
Views: 310
Posted By sabo

With decent density altitude, normal load, health...

With decent density altitude, normal load, health motor, a 280ZT with stock 502mpi should see mid 60's give or take. Check the outdrive, little things like: added skeg guard, dual pickup drive...
Forum: Prop Talk
05-14-2026, 07:32 AM
Replies: 5
Views: 310
Posted By sabo

What were the conditions? How many people in the...

What were the conditions? How many people in the boat? Amount of fuel? Condition of prop? Condition of outdrive, drive shower setup? 502MPI should be closer to 5,000 wot for peak power. A 23p Mirage...
Forum: Drives and Lower Units
01-21-2026, 08:49 AM
Replies: 39
Views: 4,306
Posted By sabo

Two experiences I've had with Alphas are, 1)...

Two experiences I've had with Alphas are,
1) Wellcraft Nova XL, came stock with a 350 mag, dad swapped it for a mild built 454 and blew multiple Alphas
2) Stingray 275 with twin built 383's at...
Forum: Baja
12-10-2025, 06:22 AM
Replies: 10
Views: 2,254
Posted By sabo

My dad had a 302 with 454 mpi's 385hp, 25p 3...

My dad had a 302 with 454 mpi's 385hp, 25p 3 blade Mirage plus I believe it ran 69gps...
Forum: General Q & A
11-04-2025, 01:37 PM
Replies: 4
Views: 4,061
Posted By sabo

Yea I figured Id revive the old post instead of...

Yea I figured Id revive the old post instead of making a new one with the same question, get ahead of the "search the forum, its been answered" reply :D
Forum: General Q & A
11-04-2025, 09:19 AM
Replies: 4
Views: 4,061
Posted By sabo

Anyone have dyno sheets on a stock 502 MPI,...

Anyone have dyno sheets on a stock 502 MPI, showing past peak HP? I've scoured the internet and only found one that goes to 4900 rpm HP still climbing,...
Forum: Swap Shop
02-04-2025, 07:07 AM
Replies: 4
Views: 827
Posted By sabo

bump

bump
Forum: Swap Shop
10-21-2024, 07:03 AM
Replies: 4
Views: 827
Posted By sabo

Check PM thanks

Check PM thanks
Forum: Swap Shop
09-24-2024, 06:02 AM
Replies: 4
Views: 827
Posted By sabo

Mercury Revolution 4, 25P Right hand $475

Mercury Rev 4 25p right hand rotation, just had balanced and polished, excellent shape, it will not come with the removable hub kit $475, can ship

Would consider trade for similar condition Bravo...
Forum: General Q & A
06-18-2021, 06:09 AM
Replies: 13
Views: 4,236
Posted By sabo

He ended up borrowing a used Merc pump, threw it...

He ended up borrowing a used Merc pump, threw it on last night and saw 7.5lbs at idle and 5+lbs at WOT, good to go, I guess something was wrong with the brand new sierra 18-8860 or it wasn't the...
Forum: General Q & A
06-14-2021, 01:59 PM
Replies: 13
Views: 4,236
Posted By sabo

Thanks zz28zz, we are also thinking his sea water...

Thanks zz28zz, we are also thinking his sea water pump cam that runs the fuel pump may be slightly wore out to cause this issue, looking for rebuild kit or new now...
Forum: General Q & A
06-14-2021, 01:20 PM
Replies: 13
Views: 4,236
Posted By sabo

525SC fuel pressure

My father has a 2000 checkmate 259 with 525sc, chiller and higher boost pully, 1050 dominator, he just installed a Sierra 18-8860 fuel pump, seeing 7psi at idle and dropping to about 3.5 psi at...
Forum: Checkmate
01-03-2019, 06:22 AM
Replies: 5
Views: 3,779
Posted By sabo

251 89" 253 99" 259, 270 103" (same hull) ...

251 89"
253 99"
259, 270 103" (same hull)

All these are convincor models, detached swim platform
Forum: Checkmate
04-12-2017, 06:42 AM
Replies: 2
Views: 1,899
Posted By sabo

From what im seeing the 496HOin the same boat...

From what im seeing the 496HOin the same boat will run the same or 1-3mph faster, smoother running motor with more mid range power. But the 502 mag has forged internals and is said to be a stronger...
Forum: Prop Talk
09-12-2016, 12:27 PM
Replies: 5
Views: 931
Posted By sabo

1.36 ratio drive? thats the only way i am getting...

1.36 ratio drive? thats the only way i am getting 9% slip @ 24p, 4000rpm, 60mph

My guess with above numbers is high 70's @ 5200 rpm and around 270 more hp, (@ 15hp per mph), My "guess" is based on...
Forum: Prop Talk
08-31-2016, 11:42 AM
Replies: 2
Views: 939
Posted By sabo

Probably start with a 24 pitch, run around low to...

Probably start with a 24 pitch, run around low to mid 70's
Forum: Checkmate
08-15-2016, 07:04 AM
Replies: 16
Views: 7,487
Posted By sabo

Crazy for wanting to get 70 out of 465 hp? If its...

Crazy for wanting to get 70 out of 465 hp? If its setup right you should see 70 with decent conditions, the 502 should have been 65-67. Probably need to run a 26p bravo 1 prop.

what prop, rpms,...
Forum: Baja
08-10-2016, 06:28 AM
Replies: 5
Views: 706
Posted By sabo

In my opinion,1000 hours is getting close to...

In my opinion,1000 hours is getting close to rebuild on motor and drive which could run you on average $5-6k. So if you had to do that to the one for 7500 at least then you would know what you had...
Forum: Baja
08-09-2016, 11:47 AM
Replies: 5
Views: 706
Posted By sabo

Going to need alot more details: Options,...

Going to need alot more details: Options, Engines, Hours, Pictures, Prices ect,... All that will be needed to determine value
Forum: Prop Talk
08-02-2016, 06:58 AM
Replies: 3
Views: 1,095
Posted By sabo

Nice build, i am interested in seeing your...

Nice build, i am interested in seeing your results.

I don't think you can hurt the prop, it just wont hook up and you will have high slip. How high did you trim and what speed was 4500?

I think...
Forum: Prop Talk
06-03-2016, 06:56 AM
Replies: 6
Views: 1,567
Posted By sabo

What engine, Drive ratio, fuel amount, how many...

What engine, Drive ratio, fuel amount, how many people on board? Is prop in good shape? anything attached to outdrive? (drive shower, skeg guard ect?)
Forum: Prop Talk
02-05-2016, 08:41 AM
Replies: 6
Views: 1,244
Posted By sabo

If all your #'s are accurate and assuming 1.5...

If all your #'s are accurate and assuming 1.5 ratio, your slip is around 26% which is very high, should be more like 12-17 area, prop may be damaged, high x dimension, drive shower pickup tube or...
Forum: Prop Talk
10-19-2015, 06:07 AM
Replies: 19
Views: 5,036
Posted By sabo

As miller high life said, 4 blade will have...

As miller high life said, 4 blade will have better hole shot, better handling, just a touch slower top end. you will want a right hand rotation, this counters the engines rotational torque on the...
Forum: Prop Talk
10-14-2015, 06:09 AM
Replies: 19
Views: 5,036
Posted By sabo

Trx250r88 this is not necessarily true,for top...

Trx250r88 this is not necessarily true,for top end the 24p may get you to your lower limit of max rpm, in this scenario switching to a 26p would drop rpm another 300-400 thus taking you out of peak...
Forum: Prop Talk
10-13-2015, 06:25 AM
Replies: 19
Views: 5,036
Posted By sabo

Depending on your numbers a labbed 24 or 26 bravo...

Depending on your numbers a labbed 24 or 26 bravo 1 would suit your needs
Showing results 1 to 25 of 132
 
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