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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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S
no start,,,no power,,,wtf
scot
Mar 16, 2012
Replies
4
Views
795
Mar 16, 2012
scot
S
My WirePlus ThunderHeart Medallion Wiring Diagram
cvegmond
Jan 18, 2012
Replies
10
Views
5K
Mar 12, 2012
rroatch
WirePlus Install Pics 06K9
RRRUFF
Mar 6, 2012
Replies
8
Views
3K
Mar 7, 2012
RRRUFF
02 Mastiff won't start...HELP??
MastiffAv8tor
Mar 16, 2011
2
Replies
21
Views
4K
Mar 6, 2012
Kiwirider
02 Mastiff Won't Start...
MastiffAv8tor
Jan 8, 2012
2
Replies
25
Views
3K
Mar 6, 2012
Brew
fork oil change
firedog19
Feb 2, 2012
Replies
6
Views
3K
Mar 4, 2012
Bowhunter
R
Speedo & Tach
Ron0320
Feb 18, 2012
Replies
2
Views
874
Mar 1, 2012
cvegmond
E
2003 Big dog pitbull problems
engine_echo
Feb 27, 2012
Replies
2
Views
1K
Feb 27, 2012
engine_echo
E
Clutch Hub Nut Stuck
moog5050
Feb 26, 2012
Replies
19
Views
3K
Feb 27, 2012
05 old dog
Starter Problems
mask
Jul 18, 2011
2
Replies
26
Views
4K
Feb 26, 2012
New Boots
585 cam change/ roller rockers or not?
Racer
Feb 23, 2012
Replies
7
Views
1K
Feb 23, 2012
Iman
Power up circuit
JeffM
Feb 15, 2012
Replies
9
Views
1K
Feb 22, 2012
JeffM
Wires Plus and Factory Switch Install
HuskerChop
Feb 12, 2012
2
Replies
31
Views
4K
Feb 20, 2012
bdmridgeback
wiring schematic
STROKER
Feb 20, 2012
Replies
1
Views
1K
Feb 20, 2012
Five Five
C
Transmission Oil for Wolf
csaviano
Feb 18, 2012
Replies
4
Views
1K
Feb 19, 2012
Bobby Schulz
E
Vintage Sport Speedometer
ehardmik
Feb 17, 2012
Replies
2
Views
768
Feb 17, 2012
Mad Dog
S&S 117 What's the Difference Between the 05 & 08 Models
RRRUFF
Aug 26, 2010
2
Replies
34
Views
10K
Feb 15, 2012
RRRUFF
Shift rod length?
DOGESTYLE
Feb 14, 2012
Replies
3
Views
1K
Feb 14, 2012
Bowhunter
Carb/Jet help
bigchazz
Feb 6, 2012
Replies
4
Views
921
Feb 9, 2012
Moespeeds
Good starter?
ChopperJeff
Feb 8, 2012
Replies
3
Views
961
Feb 9, 2012
firedog19
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