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Search: Posts Made By: Nmca_chevy
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Forum: General Boating Discussion
07-24-2014, 02:53 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

what does your boat run for MPH?

what does your boat run for MPH?
Forum: General Boating Discussion
07-23-2014, 03:45 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Here is the story..... Started out with a 32...

Here is the story.....

Started out with a 32 Envision that was build with Eddie Young 625EFI motors with the XR 2' shorty drives. Boat was slow, 68 MPH. Knowing the motors made good power and they...
Forum: General Boating Discussion
07-23-2014, 02:28 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Is it a bad idea to run the drives in the...

Is it a bad idea to run the drives in the opposite direction as they are usually run? By switching he cables I will be shifting into what is now reverse...but with props switched it will actually be...
Forum: General Boating Discussion
07-23-2014, 01:55 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

I'm trying to picture this in my mind without...

I'm trying to picture this in my mind without much luck. So I need to just switch props around? Wouldn't I then switch forward and reverse?
Forum: General Boating Discussion
07-23-2014, 01:21 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Port side counter clock wise Starboard clockwise

Port side counter clock wise
Starboard clockwise
Forum: General Boating Discussion
07-23-2014, 11:03 AM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Water pick ups are about 6inches either side of...

Water pick ups are about 6inches either side of drain plug. Stick down even with bottom of boat
Forum: General Boating Discussion
07-23-2014, 11:00 AM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Boat needs to trim indicator cables. Was trimmed...

Boat needs to trim indicator cables. Was trimmed up until it wouldn't go any faster then back down some. We were trimmed to where the boat ran the fastest.

Ask away because I'm hoping we have...
Forum: General Boating Discussion
07-23-2014, 10:12 AM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

I will do some checking tonight and get back. I...

I will do some checking tonight and get back. I really appreciate the help.
Forum: General Boating Discussion
07-23-2014, 07:57 AM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

Rev limit set at 5800 I believe. Its not hitting...

Rev limit set at 5800 I believe. Its not hitting rev limit.
Forum: General Boating Discussion
07-23-2014, 07:56 AM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

I was thinking the same thing that the boat...

I was thinking the same thing that the boat should run 10MPH faster. Drives have drive showers. I am not sure what you mean by check the haul for hook. I will do a google search to find out what that...
Forum: General Boating Discussion
07-22-2014, 08:55 PM
Replies: 50
Views: 8,499
Posted By Nmca_chevy

1997 fountain 38 with 22% prop slip

Motors fresh off dyno made 750hp at ozark speed and marine. XR drives with 2" shorties. Running 32 4 blades from bblades. Took it out tonight and ran 83mph at 5300rpm. Slip calculators say that's 22%...
Forum: General Q & A
07-22-2014, 08:51 PM
Replies: 49
Views: 11,467
Posted By Nmca_chevy

Sorry to bring back such an old thread.... ...

Sorry to bring back such an old thread....

I am having this same issue. Tachs work great at idle....once rpm goes above 2000 they basically go back to zero. I grounded the distributor cap hold...
Forum: General Q & A
04-26-2012, 07:08 AM
Replies: 20
Views: 2,569
Posted By Nmca_chevy

Eddie. Just an FYI. This winter I pulled the...

Eddie.

Just an FYI. This winter I pulled the motors and drives off of that envision and put them into a '97 fountain fever. I was glad to see the envision go because it was never going to be a...
Forum: General Q & A
04-21-2012, 05:50 PM
Replies: 20
Views: 2,569
Posted By Nmca_chevy

Eddie These motors were used when I bought them...

Eddie
These motors were used when I bought them and I know it is nothing to do with you why they are out of tune. I in no way want it to sound like I think it is any fault of yours.

I think I am...
Forum: General Q & A
04-20-2012, 04:45 PM
Replies: 20
Views: 2,569
Posted By Nmca_chevy

these engines were purchased used. Eddie does not...

these engines were purchased used. Eddie does not get to the lake often. I was looking for someone who is close. I may go with the Holly ECU that self tunes. I do not know how the motors got out of...
Forum: General Q & A
04-19-2012, 03:49 PM
Replies: 20
Views: 2,569
Posted By Nmca_chevy

Tuning Mefi Lake Ozarks

Hello,

I just put Eddie Young 625EFIs in a 38 fountain. I need to get the Mefi 4 ECUs tuned. Is there anyone close to the lake that will come tune them for me?

I have been researching the...
Forum: General Q & A
01-22-2012, 08:02 AM
Replies: 14
Views: 4,843
Posted By Nmca_chevy

thank you for the help. i need to look for a avs...

thank you for the help. i need to look for a avs it sounds like. thank you tim
Forum: General Q & A
01-15-2012, 03:32 PM
Replies: 14
Views: 4,843
Posted By Nmca_chevy

sorry i didnt say i already have a pair of eddie...

sorry i didnt say i already have a pair of eddie young 625 efi with xr drives 1.5 ratio looking for a boat to put them in.
Forum: General Q & A
01-15-2012, 02:02 PM
Replies: 14
Views: 4,843
Posted By Nmca_chevy

38 scarab ?

How fast will a 38' non avs scarab be with pair of 625 hp 540s with xr drives. I am trying to decide on avs or non avs hull. The price of poker goes up on avs hull. is it worth it ? ...
Forum: Drives and Lower Units
05-31-2011, 09:15 PM
Replies: 14
Views: 3,663
Posted By Nmca_chevy

I should be able to get those messurments better...

I should be able to get those messurments better this weekend.

I am just trying to figure out why this boat has so much prop slip (like 30%) with online calulators.

Frequencey, what were you...
Forum: Drives and Lower Units
05-30-2011, 02:01 PM
Replies: 14
Views: 3,663
Posted By Nmca_chevy

Ok I finally got my info gathered this weekend....

Ok I finally got my info gathered this weekend. With the lower units trimmed all the way down and putting a level with the bottom of the boat at the lowest point, the prop shafts are 3 inches lower...
Forum: Drives and Lower Units
05-06-2011, 05:45 PM
Replies: 14
Views: 3,663
Posted By Nmca_chevy

Yes this is your old boat. The propshafts were...

Yes this is your old boat. The propshafts were about 4 inches lower than stock and with the shorties thats right at 2 or 1 1/2 inches lower than stock.

With labbed 28s 4 blades it has terrible...
Forum: Drives and Lower Units
05-01-2011, 06:38 AM
Replies: 14
Views: 3,663
Posted By Nmca_chevy

I was told the slip numbers were so high because...

I was told the slip numbers were so high because the drives were to low in the water. I dont know how all that works exactly so I dont know. But any info would help. It would be a lot easier to go...
Forum: Drives and Lower Units
04-30-2011, 01:21 PM
Replies: 14
Views: 3,663
Posted By Nmca_chevy

Drive height, prop slip, speed, add boxes? questions

Iv got a 32ft envision. It had 2in shorties and xr drives. 625 EFI motors. The prop slip is 29%. Would putting boxes and raising the drives 2 more inches help? Running 4 blade 28 labs. what are some...
Forum: General Q & A
07-11-2010, 06:29 PM
Replies: 1
Views: 825
Posted By Nmca_chevy

Envision 3200 XS questions

I have a 2004 3200 XS Envision with 502s. I has Imco shortys and XR drives. 28 lab props. How fast should this boat run. it is a turd! What does a stock 32footer run with twin motors? I can only get...
Showing results 1 to 25 of 25


 
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