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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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Just Some Info for Your Discernment
RRRUFF
Feb 7, 2011
Replies
7
Views
1K
Feb 13, 2011
TCALZ06
Taylor Spark Plug wires?
MIAMIVICE
Dec 25, 2010
Replies
13
Views
2K
Feb 12, 2011
Chopper Dave
Your thoughts on what you use for Fluids for bike list
KROGOTH
Jan 23, 2011
Replies
9
Views
1K
Feb 9, 2011
spadesluck
Power loss- intermittant
Doctor of Power
Feb 8, 2011
Replies
15
Views
2K
Feb 8, 2011
Doctor of Power
I
04 BullDog EHC Question.....
InDaDogHouse
Dec 12, 2010
2
Replies
26
Views
4K
Feb 8, 2011
InDaDogHouse
I
Rock and a Hard Place
Slag
Jan 31, 2011
Replies
10
Views
1K
Feb 7, 2011
bfitz
Metric Speedo
Lebo
Feb 5, 2011
2
Replies
26
Views
2K
Feb 6, 2011
Mad Dog
Starter Question
KJW
Feb 6, 2011
Replies
4
Views
1K
Feb 6, 2011
Nomad2day
ultima open primary squeal
Moespeeds
Apr 24, 2008
Replies
6
Views
3K
Feb 4, 2011
Staffy
03 SISSY BAR
2004hdfxsti
Feb 2, 2011
Replies
1
Views
805
Feb 2, 2011
Raywood
aftermarket battery
08bigdogk9
Jan 28, 2011
Replies
16
Views
2K
Jan 30, 2011
linx
Speedo Problems
TheLaDog
Jan 30, 2011
Replies
1
Views
744
Jan 30, 2011
RADAMS445
Sissy Bar
2004hdfxsti
Jan 23, 2011
Replies
2
Views
1K
Jan 25, 2011
2004hdfxsti
The dieseling phenomenon in Motors and cranking pressures
Nomad2day
May 18, 2009
Replies
15
Views
5K
Jan 22, 2011
TimNY
O
trouble starting 07 k9
oscar
Jan 18, 2011
Replies
15
Views
2K
Jan 19, 2011
woodbutcher
W
1
1998 Bulldog Starter Problems
1nuckenfut
Jan 18, 2011
Replies
2
Views
1K
Jan 18, 2011
BadBrad
Question about speedo
KROGOTH
Jan 17, 2011
Replies
2
Views
769
Jan 17, 2011
KROGOTH
Question to any one out there with an 04 an older BDL open primary
Cope
Jan 14, 2011
Replies
2
Views
897
Jan 14, 2011
RubWhore
Legit battery question
Hammitt
Mar 1, 2010
Replies
19
Views
3K
Jan 14, 2011
MN K9
K
K-9 Trans blows up
kurtxt
Jan 3, 2011
Replies
9
Views
2K
Jan 9, 2011
TCALZ06
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