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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
980
Messages
12.1K
Sub-forums
Sub-forums
Handlebars
Primary
Clutch
Starter
Wheels
Engine
Frame & Chassis
Brakes
Charging System
Forks
Carburetor
Electrical
Threads
980
Messages
12.1K
Clutch Lever
Aug 29, 2026
NEOHIOK9
EFI Topics
Electronic Fuel Injection issues
Threads
170
Messages
2.3K
Threads
170
Messages
2.3K
Rear cylinder switches off when hot.
May 25, 2026
SKOGDOG
Technical Bulletins and Recalls
Threads
122
Messages
1.3K
Threads
122
Messages
1.3K
2008 fuel pump
Jul 7, 2026
Jwooky
New Owner Necessities
What new owners need to keep their Dog's running strong!
Threads
28
Messages
568
Threads
28
Messages
568
2003 Mastiff service manual PDF
Jun 8, 2026
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
Clutch
Thursday at 10:22 PM
Race3119
Fluids!!
Threads
180
Messages
2.5K
Threads
180
Messages
2.5K
Primary problems.
Jun 8, 2026
PapaStein
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Cam Shaft
V
Apr 6, 2008
Replies
1
Views
794
Apr 6, 2008
Vegas
V
Frame Damage?????
scubaman15
Mar 18, 2008
Replies
14
Views
2K
Apr 6, 2008
V
D
cam cover sweating
delly2
Apr 5, 2008
Replies
1
Views
830
Apr 5, 2008
Raywood
O
Sporadic Electrical Issues
Ole Bigz
Apr 2, 2008
Replies
9
Views
2K
Apr 4, 2008
Gas Man
G
Hd recalls the VR's also
Throttle Jockey
Apr 4, 2008
Replies
1
Views
841
Apr 4, 2008
barhopper
BDM TRANY
05chop
Apr 3, 2008
Replies
2
Views
950
Apr 3, 2008
05chop
F
voltage regulator
fat300
Apr 3, 2008
Replies
5
Views
1K
Apr 3, 2008
superfly
AIR CLEANER
PitBull43
Apr 1, 2008
Replies
15
Views
3K
Apr 3, 2008
Gas Man
G
Rochester Thunder
ajo771
Apr 3, 2008
Replies
7
Views
1K
Apr 3, 2008
erldawg
Leaking gaskets
Atti2ude
Apr 1, 2008
Replies
18
Views
2K
Apr 2, 2008
ZZ CHOP
D
which spark plugs?
danosrs
Apr 1, 2008
Replies
3
Views
1K
Apr 1, 2008
danosrs
D
hard plastic bushings
reloaderbmg
Dec 31, 2007
2
Replies
23
Views
3K
Mar 28, 2008
barhopper
U
VALVE NOISE
URBAN CAMO
Mar 19, 2008
Replies
16
Views
3K
Mar 28, 2008
BBChopper
Solenoid won't engage
billyberoux
Mar 25, 2008
Replies
8
Views
2K
Mar 27, 2008
Gas Man
G
Batt ?
BIG HOUSE
Mar 24, 2008
2
Replies
25
Views
2K
Mar 27, 2008
WB Cycles
Possible fix for 2008 Mastiff Shutting Off????
smartinez1984
Feb 24, 2008
2
Replies
38
Views
4K
Mar 27, 2008
Staffy
What type of Pipes on Your k9
Doug G
Mar 26, 2008
Replies
17
Views
2K
Mar 26, 2008
barhopper
Backfire on Start Up
LamboV12
Dec 28, 2007
2
Replies
34
Views
8K
Mar 25, 2008
Doug G
B
The spacers between the bolts that hold
BubbleHead
Mar 24, 2008
2
3
Replies
44
Views
4K
Mar 24, 2008
Chopper Dave
2000 Vintage starter motor replacement
RAG Vintage Classic
Mar 22, 2008
Replies
2
Views
923
Mar 24, 2008
RAG Vintage Classic
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