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4 Stroke Bicycle Engines & Kits
4 stroke engine kits are great if you want reliability or do not want to mix your oil and gas. Learn from each other how to get the most out of your 4 stroke bicycle engine
Forums
Bicycle Motor
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J
Need tuning help! HS49
JCraven94
Mar 25, 2018
Replies
5
Views
1,454
Mar 28, 2018
JCraven94
J
Single chain trans???? Usable on my newer Huasheng?
4banger
Mar 13, 2018
Replies
0
Views
673
Mar 13, 2018
4banger
J
7G transmission sprocket nut?
JCraven94
Mar 5, 2018
Replies
2
Views
701
Mar 10, 2018
JCraven94
J
J
Dellorto clone carb on 4 stroke? Possible? Which jet size?
JCraven94
Feb 26, 2018
Replies
8
Views
1,549
Mar 5, 2018
Dan
S
49cc friction drive kit
scar11211
Feb 18, 2018
Replies
1
Views
1,854
Feb 19, 2018
cannonball2
Dax 50 or 79cc
Hashbrown
Jan 16, 2018
Replies
2
Views
1,179
Feb 8, 2018
curtisfox
C
S
4 stroke sparkplug cap broken
scar11211
Feb 7, 2018
Replies
3
Views
776
Feb 8, 2018
Greg58
L
Bike berrys four stroke friction drive...any good?
lucajo16
Feb 5, 2018
Replies
0
Views
1,061
Feb 5, 2018
lucajo16
L
?
212cc Predator Rebuilt
\./
Feb 4, 2018
Replies
2
Views
956
Feb 5, 2018
curtisfox
C
Z
Honda GC160 max rpm with
zean
Jan 31, 2018
Replies
3
Views
7,413
Feb 2, 2018
zean
Z
T
79cc predator is backfiring out carb and exhaust won't start
Tsears0627
Sep 10, 2016
2
Replies
21
Views
18,763
Jan 28, 2018
Tony01
mongoose hitch (fat tire) anyone put a predator on it?
Skarrd
Nov 7, 2015
Replies
5
Views
3,110
Jan 23, 2018
Crazy Horse
B
whats best for my need
bycyyy
Dec 27, 2017
Replies
9
Views
2,356
Dec 30, 2017
curtisfox
C
G
Clutch installation?
gynkhujmicd
Dec 19, 2017
Replies
0
Views
949
Dec 19, 2017
gynkhujmicd
G
V
Free 97cc engine
vdubbles24
Jan 7, 2015
Replies
18
Views
7,720
Nov 29, 2017
Mongrel1
Anyone familiar with this old engine?
Russell
Oct 24, 2017
Replies
3
Views
3,401
Nov 9, 2017
msrfan
M
Friction Drive for a 20inch Tire
bluck
Oct 22, 2017
Replies
1
Views
1,966
Oct 22, 2017
5-7HEAVEN
5
Friction drive roller replacement how 2
u2seek42
Apr 19, 2012
Replies
6
Views
5,209
Oct 20, 2017
5-7HEAVEN
5
Plastic camshafts?
Springfieldscooter
Aug 27, 2016
Replies
12
Views
8,330
Oct 17, 2017
msrfan
M
79cc non-kit build
malatious
May 29, 2017
2
Replies
24
Views
9,467
Oct 9, 2017
malatious
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Bicycle Motor
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