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High Performance Bicycle Engine Tips and Motorized
We all want our bicycle engines to push our bikes faster. Get exclusive engine modification tips and suggestions from us. Also check out some of our racing members builds
Forums
Bicycle Motor
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my performance oriented thread
a.graham52
Jul 24, 2014
2
3
Replies
53
Views
11,953
Apr 14, 2015
mapbike
R
Going case inducted too!!!
Ron344
Dec 31, 2014
4
5
6
Replies
101
Views
17,630
Apr 2, 2015
Ron344
R
S
Bell mouths
snorks
Mar 16, 2015
Replies
12
Views
5,145
Mar 19, 2015
mapbike
Another 66cc wide intake porting thread
maniac57
Feb 19, 2015
Replies
11
Views
4,292
Mar 17, 2015
maniac57
S
variable exhaust port
snorks
Feb 28, 2015
Replies
5
Views
2,200
Mar 6, 2015
frank66
F
S
rotary disc valve
snorks
Feb 28, 2015
Replies
9
Views
3,014
Mar 3, 2015
maniac57
S
long inlet manifold
snorks
Feb 20, 2015
Replies
12
Views
8,673
Mar 1, 2015
maniac57
G
Race bike
graydog8josh
Apr 28, 2013
2
3
4
Replies
67
Views
15,311
Feb 25, 2015
ElGallo
212cc Questions and info needed!
runnermike
Feb 18, 2015
Replies
5
Views
3,329
Feb 25, 2015
scotto-
Best 2-stroke spark plug
KCvale
Jul 3, 2013
2
Replies
39
Views
47,848
Feb 15, 2015
Pablo
S
big flywheel
snorks
Feb 9, 2015
Replies
4
Views
3,667
Feb 11, 2015
Davezilla
Some of the most popular performance mods with videos
YesImLDS
Nov 16, 2014
2
Replies
35
Views
9,095
Jan 6, 2015
YesImLDS
E
Billet head/X pipe combo from ebay
Earbiter
Jan 3, 2015
Replies
6
Views
2,843
Jan 4, 2015
Davezilla
S
pirate head have squish?
sub66
May 22, 2014
Replies
11
Views
3,335
Dec 31, 2014
Davezilla
N
Anyone tried Manic Mechanics Gen II Head?
Nikko
Aug 24, 2011
Replies
7
Views
3,679
Dec 30, 2014
Goat Herder
higher compression head
metalliatic
Apr 8, 2010
2
Replies
35
Views
13,911
Dec 30, 2014
Davezilla
H
Manic Mechanic Get II Head vs Pirate Cylce's Aftermarket Head
hartungej
Sep 22, 2011
2
Replies
27
Views
13,220
Dec 30, 2014
Davezilla
Auxiliary transfer port modification!
crmachineman
Jun 24, 2012
Replies
17
Views
14,114
Dec 30, 2014
Davezilla
F
Bearings for China doll engines
Flyman
Dec 27, 2014
Replies
4
Views
2,907
Dec 30, 2014
Davezilla
F
Who sells?
Flyman
Dec 20, 2014
Replies
6
Views
2,534
Dec 21, 2014
Davezilla
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Bicycle Motor
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