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Search: Posts Made By: tunertech
Showing results 1 to 25 of 500
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Forum: General Q & A
10-26-2021, 01:18 PM
Replies: 23
Views: 9,426
Posted By tunertech

stock cal id is FE28 for the 454 mag EBC4 stock...

stock cal id is FE28 for the 454 mag EBC4
stock cal for 500EFI is DA02
the table shown is even low timing for stock 454 MAGMPI
table looks like an L-29
Forum: Swap Shop
10-26-2021, 01:05 PM
Replies: 10
Views: 3,689
Posted By tunertech

is the harness and computer still available?

is the harness and computer still available?
Forum: General Q & A
03-09-2018, 09:17 AM
Replies: 56
Views: 30,450
Posted By tunertech

Chinese components.

Chinese components.
Forum: Do It Yourself, Boating on a Budget
03-09-2018, 08:36 AM
Replies: 7
Views: 2,112
Posted By tunertech

575 SCI upgrade

you will want the ECU's re-calibrated. Have you considered an inner cooler?

The Blower Shop replacement is a great upgrade considering the TBI.
Forum: General Q & A
03-09-2018, 08:19 AM
Replies: 7
Views: 961
Posted By tunertech

vortec head BBC timing table

here you go:

RPM* MAP
40 50 60 70 80 90 100
9000 33.0 32.3 32.0 28.8 27.1 25.0 22.9
8800 33.0...
Forum: General Q & A
03-09-2018, 08:04 AM
Replies: 16
Views: 1,917
Posted By tunertech

I have two sest of 500 EFI intakes with...

I have two sest of 500 EFI intakes with injectors, harness, and computer. would make a great upgrade to the 454. They MerCruiser take offs.
Forum: General Q & A
02-05-2018, 02:45 PM
Replies: 16
Views: 4,381
Posted By tunertech

FWIW, If you are willing to tow to Wichita I...

FWIW,

If you are willing to tow to Wichita I can fix it for you.

Thanks
Forum: General Q & A
01-23-2018, 10:13 AM
Replies: 16
Views: 4,381
Posted By tunertech

500 EFI Timing

What are you trying to achieve?

Here's a sample of the 500 EFI Stock Ignition table


RPM* MAP
30 40 50 60 70 80 90 100
5000 ...
Forum: Do It Yourself, Boating on a Budget
01-15-2018, 02:28 PM
Replies: 22
Views: 6,045
Posted By tunertech

Valve lash

Service manual sets both intake and exhaust at .016 cold
Forum: Swap Shop
12-12-2017, 01:26 PM
Replies: 21
Views: 5,307
Posted By tunertech

sell your short blocks

There's a guy on FB/Texas Hot Boats, looking for long or short blocks 555 will fit into his category of search.

Oh yeah he's a jet boat guy may not have any money... lol

FWIW
Forum: Do It Yourself, Boating on a Budget
09-26-2017, 02:32 PM
Replies: 15
Views: 3,218
Posted By tunertech

injectors

you should probably clean the injectors. They are very accessible and cheap to service.
Forum: General Q & A
09-20-2017, 06:35 PM
Replies: 28
Views: 6,078
Posted By tunertech

Here at MEFITUNING.com I can help you out, should...

Here at MEFITUNING.com I can help you out, should you wish to venture this way, or pay for me to come to you.

Thanks
Forum: General Q & A
09-04-2017, 03:32 PM
Replies: 5
Views: 2,244
Posted By tunertech

adx file

Bob at MEFI Burn can set you up with the full scanner package and the proper files
Forum: Technical Issues
09-04-2017, 03:13 PM
Replies: 56
Views: 11,317
Posted By tunertech

site function

Still runs horrible, way to many ad server connections


site function
Forum: Wanted
08-08-2017, 10:45 AM
Replies: 5
Views: 1,944
Posted By tunertech

I have 009 for the 500 EFI. 316-648-1229

I have 009 for the 500 EFI. 316-648-1229
Forum: General Q & A
07-28-2017, 04:20 PM
Replies: 2
Views: 427
Posted By tunertech

Yes

Yes
Forum: General Q & A
07-28-2017, 04:00 PM
Replies: 2
Views: 1,171
Posted By tunertech

Ask them whose doing the ECU upgrade? They don't...

Ask them whose doing the ECU upgrade? They don't do it in house, they send it out.
Forum: Swap Shop
05-12-2017, 10:21 AM
Replies: 7
Views: 1,464
Posted By tunertech

do you have pictures of the ECU, Based upon your...

do you have pictures of the ECU, Based upon your pictures attached to the listing you may have a MEFI 1 not a MEFI 3, I too am interested ion the ECU. I also have 2 different lowers available.
Forum: Do It Yourself, Boating on a Budget
11-24-2016, 11:02 AM
Replies: 34
Views: 16,310
Posted By tunertech

the complete 4 family support 7x 24x and 58x or...

the complete 4 family support 7x 24x and 58x or 60-2
Forum: Do It Yourself, Boating on a Budget
11-06-2016, 04:34 PM
Replies: 17
Views: 7,579
Posted By tunertech

did you send the injectors out for evaluation and...

did you send the injectors out for evaluation and cleaning?
Forum: General Q & A
10-03-2016, 07:37 PM
Replies: 6
Views: 2,976
Posted By tunertech

I tune all MEFI's have done many of the LSx...

I tune all MEFI's have done many of the LSx conversions.

www.mefituning.com

thanks
Forum: Wanted
05-20-2016, 12:07 PM
Replies: 1
Views: 617
Posted By tunertech

I have the ECM's call 316- six four eight- twelve...

I have the ECM's call 316- six four eight- twelve twenty nine, My inbox was full.
Forum: Swap Shop
04-28-2016, 07:03 PM
Replies: 44
Views: 8,474
Posted By tunertech

tried to send you PM but your box is full,...

tried to send you PM but your box is full, Interested in the purchase
Forum: Swap Shop
01-02-2016, 02:53 PM
Replies: 19
Views: 4,959
Posted By tunertech

still available and serial number

still available and serial number
Forum: Swap Shop
01-02-2016, 02:51 PM
Replies: 16
Views: 2,837
Posted By tunertech

what kind of power did you have in this before...

what kind of power did you have in this before and what mile per hour did you achieve, what about the props
Showing results 1 to 25 of 500
 
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