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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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Oil leaking from below lower rocker cover
ChopperJeff
Jul 10, 2008
Replies
11
Views
1K
Jul 29, 2008
ChopperJeff
Chrome
Mach_1
Jul 26, 2008
Replies
7
Views
890
Jul 29, 2008
TCALZ06
Carb Backibg Plate
rhinoevans
Jul 27, 2008
Replies
3
Views
678
Jul 29, 2008
rhinoevans
Speedo question
Keith S
Jul 28, 2008
Replies
4
Views
745
Jul 28, 2008
Keith S
Sissy Bar set screws
Keith S
Jul 11, 2008
Replies
12
Views
1K
Jul 28, 2008
Keith S
R
Rubber Gromit on milage reset button
Rainer Kleinschek
Jul 23, 2008
Replies
10
Views
1K
Jul 27, 2008
BBChopper
Speedo Help
Dimentia
Jul 25, 2008
Replies
3
Views
748
Jul 25, 2008
Dimentia
Those with a 300 tire
Korben Dallas
Jul 22, 2008
2
Replies
21
Views
2K
Jul 25, 2008
2 dog
2
B
starter control switch
BubbleHead
Jul 23, 2008
2
Replies
29
Views
3K
Jul 25, 2008
Raywood
Two questions please...
Korben Dallas
Jul 21, 2008
Replies
7
Views
929
Jul 24, 2008
Raywood
D
Help with exhaust flange kit
Davepick
Jul 19, 2008
Replies
6
Views
980
Jul 24, 2008
Byrddogg
little puffs of smoke
Daddycool
Jul 21, 2008
Replies
6
Views
1K
Jul 24, 2008
Daddycool
05 Chopper Horn
GymRat
Jul 21, 2008
Replies
12
Views
3K
Jul 23, 2008
Gas Man
G
F**K!!!!!!!
Oscar Maldonado
Jul 21, 2008
Replies
17
Views
2K
Jul 23, 2008
bdmridgeback
M
Oil
moesterman
Jul 22, 2008
Replies
6
Views
879
Jul 22, 2008
reloaderbmg
No fuel, gas cap vent stuck closed
HDLARRY
Jul 21, 2008
Replies
9
Views
2K
Jul 22, 2008
Raywood
2 Tripometers
Raywood
Jul 21, 2008
Replies
16
Views
1K
Jul 22, 2008
RRRUFF
08' Mutt - Tappet Screen
turk1
Jul 20, 2008
Replies
12
Views
1K
Jul 22, 2008
BubbleHead
B
Ignition Module
rhinoevans
Jul 21, 2008
Replies
2
Views
1K
Jul 21, 2008
Gas Man
G
slippage issues
jimizee028
Jul 19, 2008
Replies
11
Views
963
Jul 21, 2008
Gas Man
G
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