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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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L
Starter test
Lowgear5
Mar 19, 2012
Replies
9
Views
2K
Jan 21, 2018
BWG56
Lost Clutch (I think)
Iowachopper
Oct 17, 2017
3
4
5
Replies
85
Views
11K
Jan 11, 2018
Steve2134
D
Starter Problem
Doug Opolka
Dec 30, 2017
Replies
13
Views
2K
Jan 2, 2018
KnotSo
Tag mount plate
shansel88
Dec 28, 2017
Replies
15
Views
1K
Dec 30, 2017
pauldeepsea
J
NGK BPR5ES vs HD 5R6APP
jbboxer
Nov 15, 2008
Replies
5
Views
4K
Dec 27, 2017
BWG56
Pipes
Mike manson
Dec 24, 2017
Replies
3
Views
1K
Dec 24, 2017
Mike manson
Bracket air cleaner
Cesad
Dec 17, 2017
Replies
9
Views
1K
Dec 19, 2017
Cesad
03 Chopper: spark and fuel, no start.
PUBKEEPER
Mar 2, 2016
2
3
Replies
49
Views
6K
Dec 19, 2017
Bully
Chopper Hand Control Angle
roadie1389
Dec 13, 2017
Replies
3
Views
796
Dec 14, 2017
Hirter6Pack
Slow blinking indicators
Bolly
Dec 12, 2017
Replies
4
Views
828
Dec 12, 2017
Bolly
S&S double breather question
Milco
Dec 9, 2017
Replies
0
Views
708
Dec 9, 2017
Milco
V
2003 107ci wont start
virgil
Dec 7, 2017
Replies
11
Views
2K
Dec 8, 2017
virgil
V
V
2003 107ci wont start
virgil
Dec 7, 2017
Replies
0
Views
789
Dec 7, 2017
virgil
V
Dyno was perfect, but still coughs, spits etc...
rowdy13
Jan 7, 2008
Replies
18
Views
3K
Dec 6, 2017
BWG56
Running Rough when loaded
Scrat
Sep 13, 2011
Replies
13
Views
2K
Dec 4, 2017
francoblay1
Fuel tank squirting fuel.
Bolly
Nov 16, 2017
2
Replies
39
Views
5K
Dec 3, 2017
Bolly
No Power To Starter
AZ Rider
Dec 1, 2017
Replies
14
Views
2K
Dec 2, 2017
BWG56
Rip kit question
prairiehorse
Nov 28, 2017
Replies
7
Views
1K
Nov 30, 2017
prairiehorse
Tool or Socket to tighten inner brace of foot controls?
Asphalt Surfer
Nov 23, 2017
Replies
4
Views
849
Nov 27, 2017
Asphalt Surfer
2005 Big dog chopper rewire
clay5769
Jun 25, 2015
2
Replies
20
Views
11K
Nov 27, 2017
Axel
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