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Engine Repair and Maintenance
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Mercury MerCruiser Sterndrives & Engines
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MUST HAVE Technical Information for DIYers.
Don S
Aug 7, 2009
Replies
1
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103K
Mar 20, 2010
Don S
L
replace Mercruiser 2.5L 1989 with Mercruiser 3.0 1994
liusigou
Apr 28, 2025
Replies
13
Views
579
43 minutes ago
liusigou
L
2
alpha one shift shaft alignment issue
2004 searay
Today at 10:38 AM
Replies
2
Views
71
Today at 12:26 PM
2004 searay
2
3
Bravo 3 Torque Spec for Shaft Bearing Retainer
36262
Today at 10:00 AM
Replies
1
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63
Today at 11:04 AM
Bt Doctur
G
Mercruiser 120 poor starting
Guffer
Mar 28, 2025
2
3
4
Replies
64
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3K
Today at 5:40 AM
Buster53
B
No current to purple alternator excite wire
homelite
Yesterday at 1:18 PM
Replies
2
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120
Yesterday at 2:26 PM
alldodge
Crank driven vs block mounted raw water pump pros/cons
IslandExplorer
May 1, 2025
2
Replies
23
Views
757
Yesterday at 8:18 AM
Scott Danforth
B
MerCruiser MCM 165 Trim Sender Wire
brianadmans
Sunday at 7:04 PM
Replies
1
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131
Yesterday at 6:18 AM
alldodge
What are normal temps idling with muffs on the sterndrive? Merc A1G1 Alpha one. 3.0
1985 Century Mustang
Wednesday at 12:49 PM
Replies
4
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173
Yesterday at 4:53 AM
Bondo
Making a Bigger Deal than it is? - Trim Flush
MartiMcFly
Wednesday at 11:40 AM
Replies
3
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185
Yesterday at 3:16 AM
Scott Danforth
J
Cracked transom back plate
jonny rotten
Wednesday at 9:11 AM
Replies
1
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125
Wednesday at 10:18 AM
alldodge
M
Mercruiser 4.3L - Stumbles at 3000RPM
Maverick7
Monday at 6:14 PM
2
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26
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781
Wednesday at 8:07 AM
Scott Danforth
J
Rough idle and dies when put in gear
Jamz33
Tuesday at 9:50 AM
Replies
7
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234
Wednesday at 7:51 AM
cyclops222
C
B
454 dies over 1800RPM loaded
beech2000
Mar 27, 2025
2
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23
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2K
Wednesday at 5:56 AM
beech2000
B
S
Bravo 3 steering sensor and Trim sender and trim wires, DTS adaptor cables?
Steve51
Tuesday at 6:11 AM
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4
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179
Tuesday at 3:49 PM
alldodge
Stupid me, no oil
nola mike
Jul 1, 2024
2
3
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56
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4K
Tuesday at 3:04 PM
nola mike
T
Low Fuel Pressure 2005 Mercruiser 4.3L MPI
Tristan1985
Dec 21, 2024
2
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37
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2K
Monday at 10:33 PM
Tristan1985
T
V
Alpha One Gen 2 Gimbal Housing Anode - no wear
void7910
Sunday at 2:50 PM
Replies
11
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327
Monday at 4:57 PM
alldodge
C
How do you pin point the source of a loud vibration
craig newton
Saturday at 10:46 AM
Replies
8
Views
315
Monday at 4:53 PM
bajaman123
What's behind this plug? 2001 4.3L
nola mike
Monday at 2:35 PM
Replies
4
Views
189
Monday at 4:49 PM
nola mike
V
Alpha one paper gasket slppage
void7910
Monday at 10:55 AM
Replies
1
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131
Monday at 2:16 PM
Scott06
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