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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
972
Messages
12.1K
Sub-forums
Sub-forums
Handlebars
Primary
Clutch
Starter
Wheels
Engine
Frame & Chassis
Brakes
Charging System
Forks
Carburetor
Electrical
Threads
972
Messages
12.1K
Speedo issue
Saturday at 11:58 PM
Fat-tire Mayhem
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
Short battery cable
Monday at 10:27 PM
La Rana
Fluids!!
Threads
180
Messages
2.5K
Threads
180
Messages
2.5K
Primary problems.
Jun 8, 2026
PapaStein
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M
2009 Big Dog Mastiff Exhaust
mbtrade
May 17, 2011
Replies
11
Views
3K
Aug 23, 2011
erldawg
Another Primary Question
Dlandbob
Aug 9, 2011
2
Replies
33
Views
3K
Aug 22, 2011
Dlandbob
S
Stalling Issue
serg92
Aug 17, 2011
2
Replies
23
Views
3K
Aug 21, 2011
serg92
S
Transmission Help Please!
Dlandbob
Aug 7, 2011
Replies
4
Views
996
Aug 20, 2011
Dlandbob
2006 K9 EHC / WirePlus
Milco
Aug 19, 2011
Replies
1
Views
834
Aug 19, 2011
chaingunner
C
controls
mark whitrock
Aug 16, 2011
Replies
1
Views
818
Aug 17, 2011
Little-Boo
Electrical
Jeff Patrick
Aug 15, 2011
Replies
2
Views
843
Aug 16, 2011
bdmridgeback
clutch issues
aspen874
Aug 15, 2011
Replies
1
Views
1K
Aug 15, 2011
jimizee028
Not Got it Right
red107
Jul 24, 2011
Replies
5
Views
984
Aug 15, 2011
Oscar Maldonado
Starter Problems
Bigkurtie
Aug 13, 2011
Replies
2
Views
1K
Aug 13, 2011
Brew
Primary Cover apart
Dlandbob
Aug 12, 2011
Replies
6
Views
1K
Aug 12, 2011
Dlandbob
If I cut off the transmission mount...
Moespeeds
Aug 9, 2011
2
Replies
26
Views
3K
Aug 12, 2011
Brew
DSSC GASKET
Justintime
Jul 17, 2011
Replies
5
Views
1K
Aug 12, 2011
Nukeranger
O
Front end repkacement.
oscar
Aug 5, 2011
Replies
2
Views
678
Aug 12, 2011
Moespeeds
Speedometer light
rhinoevans
Oct 29, 2008
Replies
6
Views
2K
Aug 12, 2011
Dlandbob
W
Headlight is a no-go
wes_b34
Aug 9, 2011
Replies
12
Views
2K
Aug 12, 2011
Brew
0
Need your help!
08pitbull17
Aug 10, 2011
Replies
3
Views
625
Aug 10, 2011
08pitbull17
0
J
Bike will not start when hot!
jpelton
Aug 4, 2011
Replies
17
Views
2K
Aug 7, 2011
Nukeranger
M
04 Mastiff no fire, and out of Beer.
mastiff1969
Jul 31, 2011
Replies
5
Views
952
Aug 6, 2011
mastiff1969
M
M
metal flakes in my oil
montana
Aug 1, 2011
Replies
8
Views
1K
Aug 5, 2011
Five Five
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