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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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I have a ? about residual current drain with ignition key OFF
Ed U. Cator
Apr 22, 2019
2
Replies
22
Views
3K
Apr 26, 2019
Mr. Wright
Possible EHC repacement, speedo and tail lights not working
brhanson75
Mar 23, 2019
2
Replies
22
Views
3K
Apr 5, 2019
Texas_Rigid
B
Brake Lights Not Working !!!
BigDawg2006
Mar 23, 2019
2
3
Replies
42
Views
9K
Apr 3, 2019
BigDawg2006
B
Keyless Ignition
roadie1389
Mar 21, 2019
Replies
6
Views
2K
Mar 31, 2019
Jersey Big Mike
AN oil tank fittings size on mastiffs.
wrench
Mar 30, 2019
Replies
1
Views
1K
Mar 31, 2019
Mr. Wright
Avon Has New Tire Out
roadie1389
Oct 4, 2018
2
Replies
21
Views
4K
Mar 30, 2019
knothead
P
Another Speedometer issue...
Pitbull08117
Sep 14, 2018
2
Replies
24
Views
5K
Mar 28, 2019
SEAL-rider
T
start up issues
Ted Eiserman
Jan 9, 2019
2
Replies
32
Views
6K
Mar 25, 2019
KaptinAmerika
Air Ride Question
Jersey Big Mike
May 21, 2018
2
3
Replies
45
Views
11K
Mar 23, 2019
drK-9
How long does do you take to back off the enricher completely
No H2O
Jan 7, 2019
2
Replies
33
Views
10K
Mar 22, 2019
Ed U. Cator
thunder heart ignition module?
Long Island
Jun 30, 2013
Replies
15
Views
4K
Mar 22, 2019
Oscar Maldonado
Bleeding air out of front caliper
No H2O
Jun 11, 2018
2
3
4
Replies
74
Views
12K
Mar 21, 2019
No H2O
04 chopper won’t start
Chopper Goodlett
Mar 17, 2019
2
Replies
28
Views
3K
Mar 19, 2019
shansel88
M
Paint color codes
Milton
Mar 14, 2019
Replies
6
Views
3K
Mar 17, 2019
Milton
M
broken or chipped valve spring retainers on 107
wrench
Mar 6, 2019
Replies
14
Views
2K
Mar 9, 2019
wrench
E
Electrical
Ed Williams
Jul 20, 2018
2
Replies
20
Views
4K
Mar 4, 2019
rod god
R
Stock exhaust rear hanger holes not lining up with mounting holes on the frame
No H2O
Feb 27, 2019
Replies
8
Views
4K
Mar 2, 2019
demon dog
Is anyone running a Mikuni carburetor
liferider
Sep 10, 2015
2
Replies
25
Views
7K
Feb 23, 2019
mleach72
Can gas really go bad?
BroadBand
Dec 26, 2018
Replies
12
Views
4K
Feb 14, 2019
Joke•ster
Accel part number
JR03CHOPPER
Jan 27, 2018
Replies
15
Views
3K
Feb 5, 2019
SCOTTx88
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