4-Stroke Engines

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Questions about 4-Stroke motorized bicycle engines. Honda, Robin Subaru, EZM, DAX, HuaSheng etc.
nickaloadien
Valve spring question
Replies
4
Views
765
DieselTech
DieselTech
C
Huasheng Upgrade Clutch.
2 3
Replies
21
Views
4K
Cannonball3
C
M
Electric Starter for Honda GX50
Replies
7
Views
3K
cb88
cb88
GW's Motorized
Thinking of building a four stroke this summer.
2 3
Replies
22
Views
3K
DieselTech
DieselTech
cloakedvillain
Do you think it would be possible to fit a 4 stroke kit in a schwinn bellwood.
Replies
7
Views
854
cloakedvillain
cloakedvillain
JuraTyKokotko
Bigger jet = More power?
Replies
1
Views
697
Chainlube
Chainlube
S
Clutch springs
Replies
3
Views
838
Wrench
Wrench
Haroryder9709
Huasheng Electric start
Replies
5
Views
741
DieselTech
DieselTech
I
Should valves be adjusted as normal maintenance?
2 3 4
Replies
36
Views
4K
ImpulseRocket
ImpulseRocket
Jmulhollen
Honda GXH50 cuts out 1/3 throttle
Replies
5
Views
1K
Jmulhollen
Jmulhollen
DarBee
Exhaust pops and bangs?
Replies
4
Views
997
Sidewinder Jerry
Sidewinder Jerry
CRUZR47
  • Question
Building another 79cc
2
Replies
10
Views
2K
DieselTech
DieselTech
Haroryder9709
Huasheng wont stay running after clutch maintenance.
2
Replies
19
Views
2K
Haroryder9709
Haroryder9709
nickaloadien
4-stroke question
Replies
9
Views
1K
Sidewinder Jerry
Sidewinder Jerry
FrizzleFried
4-Stroke Kit Suggestions
5 6 7
Replies
65
Views
7K
FrizzleFried
FrizzleFried
FrizzleFried
Torque?
2 3 4
Replies
30
Views
3K
ImpulseRocket
ImpulseRocket
James98189741
Is this engine viable for a Beach cruiser or any bike?
2
Replies
12
Views
2K
DieselTech
DieselTech
cloakedvillain
Need advice on a 4 stroke build
Replies
3
Views
1K
cloakedvillain
cloakedvillain
DarBee
How can I quieten my 49cc bike?
Replies
5
Views
1K
cloakedvillain
cloakedvillain
cloakedvillain
Do these engines grenade if they stall out?
Replies
2
Views
476
cloakedvillain
cloakedvillain
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