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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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Rear master cyclinder Rubber cup
jsvo5695
Aug 20, 2013
Replies
5
Views
793
Aug 21, 2013
jsvo5695
Low beams don't work
Bhawkins854
Jul 20, 2013
Replies
7
Views
812
Aug 19, 2013
BigDogBro1
High beam stuck on..
blackdog03
Aug 18, 2013
Replies
7
Views
1K
Aug 19, 2013
BigDogBro1
Weird Problem
SLCVikefan
Aug 16, 2013
Replies
7
Views
849
Aug 18, 2013
RRRUFF
I
Spec. Question
imgonzo
Aug 17, 2013
Replies
4
Views
770
Aug 18, 2013
V
Need help
wolfen
Aug 16, 2013
Replies
14
Views
1K
Aug 17, 2013
Five Five
WP374 Installation
BillyD
Aug 6, 2013
Replies
8
Views
2K
Aug 16, 2013
BillyD
Fork Oil - Leaking. Normal?
txbigdog
Feb 24, 2010
Replies
17
Views
3K
Aug 14, 2013
05 old dog
Need headlight relay!!
Matte Dog
Mar 30, 2011
Replies
17
Views
5K
Aug 14, 2013
uhoh0573
U
V
What battery to buy?
Viking
Aug 11, 2013
2
Replies
22
Views
2K
Aug 12, 2013
woodbutcher
W
Wiring Issues still
Dlandbob
Aug 11, 2013
Replies
2
Views
631
Aug 11, 2013
Dlandbob
shudder in first and second gear
330-DAN
May 6, 2013
Replies
15
Views
2K
Aug 8, 2013
bearman
K
PDM
k9kelley
Aug 4, 2013
Replies
14
Views
3K
Aug 7, 2013
k9kelley
K
Clutch Cable!!!!!!!!!!!
Utopiapga
Aug 4, 2013
Replies
9
Views
1K
Aug 5, 2013
bearman
6
Trans not shifting at all.
68ford
Aug 4, 2013
Replies
1
Views
1K
Aug 4, 2013
bigdogtech01
B
Replacement Headlight
Scooter33
Aug 3, 2013
Replies
3
Views
752
Aug 3, 2013
Nukeranger
M
big dog mastiff 2006
muscle408
Aug 1, 2013
Replies
11
Views
1K
Aug 2, 2013
KnotSo
Check Engine light on Medallion Speedometer
Champballkiller
Jul 25, 2013
Replies
10
Views
1K
Aug 2, 2013
pknowles
A
speedometer field calabration
Avanti
Jul 30, 2013
Replies
3
Views
584
Aug 1, 2013
turk1
PDM install question
Long Island
Jul 16, 2013
Replies
12
Views
2K
Jul 27, 2013
Long Island
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