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On a 5.7 L MerCruiser EFI when I set the base timing and
Good morning Jason on a 5.7 L MerCruiser EFI when I set the base timing and connect the computer to activate Base timiing modeWhat should I set to 8°or is it less than that… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
Quick question on Delco ST took customer boat out for a ride
Hey Jason quick question on Delco ST took customer boat out for a ride today backfiring on hard acceleration and low top and speed and power put my timing light on and unit was staying at face timing … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
Not sure if you are working but compression and anti siphon
HI Jason , not sure if you are working but compression and anti siphon were good. all cylinders were 185 -190 psi. I am up to timing test. I tested poor performing engine and it is 0 degrees btdc at 6… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
I have a 1998 7.4 MPI Bluewater big block that I am trying
I have a 1998 7.4 MPI Bluewater big block that I am trying to time. It will start and idle fine in at start up but once it warms up and I take it out of normal timing and put it in base mode to set ti… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
2007 mercruiser 4.3L how to set ignition timing it has
Hi Jason, 2007 mercruiser 4.3L how to set ignition timing it has electronic ignition. Model 1A056583. Thanks… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
I checked my base timing and it it about 9 BTDC. Spec is 10
I checked my base timing and it it about 9 BTDC. Spec is 10 BTDC. Is this enough of a difference to cause rich condition and fouled plugs and mild loss of power ( boat is 400 rpm shy of WOT spec)? Als… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,504 satisfied customers
I just installed new 5.7 long block in my rinker 192 and cant
I just installed new 5.7 long block in my rinker 192 and cant find the wire to unplug the ecm to set the timing , I have the delco est distributer , two sets of wires coming out ,one has two wires, on… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
I have a 7.4 L29 engine that won't get timing advance when
I have a 7.4 L29 engine that won't get timing advance when you give it full throttle it goes from 23 to 13 degrees and you get no high speed.… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
I'm interested in a technician with 7.4 Mercruiser experience.
I'm interested in a technician with 7.4 Mercruiser experience. In particular a 7.4 MPI with a bravo 3. on a 1998 270 Sundancer. Do you have that experience?… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
I have a 1999 7.4L MEI and I am trying to set the timing.
I have a 1999 7.4L MEI and I am trying to set the timing. I found on line that you can use a paper clip to jump terminals A & B on the (DLC) Data Link Connecter as this is what the Mercruiser Timing T… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,504 satisfied customers
1997 black scorpion ser# XXXXX with 854 hrs ate the dist drive
1997 black scorpion ser# XXXXX with 854 hrs ate the dist drive gear. I changed the gear and put it back in at no 1 plug set at TDC. The boat runs smooth but will only pull 4000 to 4200 rpm, before the… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
i need to know how to time 2000 5.7l efi motor,i have been
i need to know how to time 2000 5.7l efi motor,i have been told to look for purple wire to ground does not have and i have been told to i need i timing tool which is it?… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
Oldnewenland, We have been reading in the service manual on
Oldnewenland, We have been reading in the service manual on the 98 to 01 Mercruiser 8.2 Liter MPI engines, and have come across this message: This Delco EST breakerless ignition system requires the us… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
penta 7.4 gi 1998 starts and will only get 2000rpm rough running
penta 7.4 gi 1998 starts and will only get 2000rpm rough running hp pump squeals intermitantly .....at idle pump makes squeal ing noise on and off… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade Scho
18,277 satisfied customers
TAN, 1999 Mercruiser v8 5.0 EFI timing procedure needed. What
TAN, 1999 Mercruiser v8 5.0 EFI timing procedure needed. What is the correct timing procedure for this engine? Thanks… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,504 satisfied customers
I just installed a new 350 mag and when i adjust the timing
i just installed a new 350 mag and when i adjust the timing so it runs good the idle gets real high… read more
orcamarine
orcamarine
Proprietor
Vocational, Technical or Trade Scho
7 satisfied customers
I have a 360 chrysler marine engine reverse rotation. I need
I have a 360 chrysler marine engine reverse rotation. I need the timming specs. Do you set timming at the fly wheel? the engine shakes when i increase RPM and it runs hotter.… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,504 satisfied customers
What is the Correct Procedure to adjust the Timing on a 1999
What is the Correct Procedure to adjust the Timing on a 1999 Mercrusier 5.0 Liter 305 with thunderbolt Ignition?… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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