Performance Mods

Post thread
Motorized bicycle performance modifications. Carbs, porting, exhausts, expansion chambers, reed valves, boost bottles and everything to make your motorized bicycle go really fast.
S
  • Locked
  • Sticky
Top Speed
32 33 34
Replies
335
Views
118K
DAMIEN1307
DAMIEN1307
Q
  • Locked
  • Sticky
Re-jetting Your Carb, As Easy As 1,2,3 ( quarkdude )
2 3 4
Replies
38
Views
46K
quarkdude
Q
D
  • Locked
  • Sticky
preventing power loss
2 3 4
Replies
38
Views
29K
Robert41
R
J
  • Locked
  • Sticky
jpilot's Gear Ratio Calculator -
Replies
4
Views
17K
CrazyDan
CrazyDan
B
  • Sticky
Dellorto carby manual
Replies
2
Views
13K
Deleted member 12676
D
H
~~Home Built Jet Powered Trike~~
2 3
Replies
22
Views
11K
Jax Rhapsody
Jax Rhapsody
Z
Zomby Zephyr
Replies
3
Views
2K
Zomby Builder
Z
Z
Zomby Zack an old school chopper from scratch
2 3
Replies
29
Views
13K
spad4me
S
6blueoval9
ZedaMotorsports Magnets!!!!
2
Replies
17
Views
4K
Street Ryderz
Street Ryderz
HumanPerson
Your header length
Replies
1
Views
937
HumanPerson
HumanPerson
Bufu racing#1
You wanna go fast ? Check this out!!
Replies
6
Views
3K
Member 28982
M
T
yo locking gas cap
Replies
8
Views
4K
GTscoob
GTscoob
F
Yet another Reed Valve conversion.
2
Replies
17
Views
9K
Fabian
F
R
Yet another Expansion Chamber question...
Replies
3
Views
3K
retromike3
retromike3
G
Yes, JB weld..................
2
Replies
10
Views
8K
Cavi Mike
Cavi Mike
M
  • Locked
YD100 performance increase?
Replies
3
Views
4K
DAMIEN1307
DAMIEN1307
K
  • Locked
Wrist pin bushing reworked
Replies
5
Views
6K
duivendyk
D
R
Would this be worth it?
2
Replies
12
Views
3K
GreasyChris
GreasyChris
S
Would 2 small speed carburetors perform better than 1?
Replies
2
Views
657
extremeodd
E
V 35
Worksman I N B with Grubee engine Daily driver
Replies
1
Views
2K
bluegoatwoods
bluegoatwoods
O
Wolfpack CDI-Coil
2 3 4
Replies
36
Views
15K
Fabian
F
C
Wizard expansion chamber software!
Replies
0
Views
2K
crazyman
C
Delta0413
Windowed Piston?. Help
Replies
4
Views
634
GW's Motorized
GW's Motorized
H
Will R/C racing gas work in these bikes with oil mixture?
Replies
7
Views
2K
Herrmanator8
H
C
Will it work ? three speed idea No 2
Replies
1
Views
2K
MtnGoat
M
Back
Top