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Big Dog Motorcycles
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Technical
Technical related discussions.
How-To
Member submitted articles on How-To work on your Big Dog.
Threads
967
Messages
12.1K
Sub-forums
Sub-forums
Handlebars
Primary
Clutch
Starter
Wheels
Engine
Frame & Chassis
Brakes
Charging System
Forks
Carburetor
Electrical
Threads
967
Messages
12.1K
0
EHC
May 19, 2026
08 MUTT
EFI Topics
Electronic Fuel Injection issues
Threads
170
Messages
2.3K
Threads
170
Messages
2.3K
Rear cylinder switches off when hot.
Monday at 7:54 PM
SKOGDOG
Technical Bulletins and Recalls
Threads
121
Messages
1.3K
Threads
121
Messages
1.3K
I have a few questions about the Dakota digital BD-140
Jun 11, 2024
Jersey Big Mike
New Owner Necessities
What new owners need to keep their Dog's running strong!
Threads
28
Messages
566
Threads
28
Messages
566
2003 Mastiff service manual PDF
Aug 22, 2025
HMAN
Help Wanted
No, not a job offer, if you're having trouble, ask for help here!
Threads
3.1K
Messages
36.2K
Threads
3.1K
Messages
36.2K
front forks problem
Apr 24, 2026
Steven Proctor
Fluids!!
Threads
179
Messages
2.5K
Threads
179
Messages
2.5K
U
Primary gasket
Sep 4, 2025
Underdog
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Mystery box
Allen Pippin
Aug 18, 2020
Replies
9
Views
2K
Aug 20, 2020
Jersey Big Mike
fried cam sensor
Allen Pippin
Aug 15, 2020
Replies
5
Views
882
Aug 15, 2020
Allen Pippin
Needing assistance as usual!
Oscar Maldonado
Aug 14, 2020
Replies
2
Views
706
Aug 14, 2020
Oscar Maldonado
C
2009 efi k-9 wiring schematic
cjru333
Aug 13, 2020
Replies
1
Views
457
Aug 13, 2020
Rottweiler
Extended cables for 2003 Boxer
A DevilDog
Aug 10, 2020
Replies
7
Views
758
Aug 11, 2020
Mr. Wright
J
Australian Wiring issue big dog mastiff 2004
Jon welch
Aug 4, 2020
Replies
5
Views
947
Aug 8, 2020
pauly
P
Battery that works.
Paul.uk
Aug 5, 2020
Replies
2
Views
1K
Aug 5, 2020
Paul.uk
H
2003 BULLDOG DAKOTA SPEEDO???
Hardtimes
Jul 30, 2012
Replies
3
Views
1K
Aug 5, 2020
HMAN
C
2005 Big Dog EHC conversion to RIP Gen2 issues (aussie bike)
CHOPPERCONVERSIONS
May 28, 2017
Replies
16
Views
3K
Aug 4, 2020
Jon welch
J
C
Replaced Ignition Switch -> Humming Noise
cousinaz
Jul 25, 2020
Replies
7
Views
1K
Aug 4, 2020
cousinaz
C
Best Approach To First Start-Up In Many Months?
Dispatch
Feb 26, 2020
2
3
Replies
43
Views
6K
Jul 30, 2020
mjsk9
P
Bad Voodoo coils
pitbull pat
Jul 18, 2020
Replies
0
Views
541
Jul 18, 2020
pitbull pat
P
BigDogTech 01 and DSSC Tranny
vej
Jul 16, 2020
Replies
7
Views
1K
Jul 18, 2020
knothead
P
Yellow, Green, Red light on tachometer upon start up.
Postmaster
Jul 16, 2020
Replies
4
Views
1K
Jul 17, 2020
Mikeinjersey
Overflow drain leaking gas
Pddain
Jul 10, 2020
Replies
4
Views
1K
Jul 11, 2020
Mikeinjersey
K9 repairs continue - Fork Rebuild
Brent Herridge
Jul 1, 2020
Replies
10
Views
2K
Jul 11, 2020
Brent Herridge
M
2006 mastiff
Marty Kline
Jul 4, 2020
Replies
10
Views
2K
Jul 6, 2020
Marty Kline
M
H
Charging issue.
Hoodlum502
May 16, 2017
2
Replies
23
Views
6K
Jul 6, 2020
Hutchboy27
H
Speed Sensor Not Working Properly
A DevilDog
Jun 26, 2020
Replies
5
Views
1K
Jun 27, 2020
A DevilDog
T
This look ok?
Tubolove
Jun 26, 2020
Replies
8
Views
1K
Jun 26, 2020
Tubolove
T
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