Dirt Bike Mods & Maintenance

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Dirt bike mods, performance & tech info from Rich Rohrich & Eric Gorr.
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Motorcycle Myth #2 Summoning the gods of combustion speed
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6
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5K
Rich Rohrich
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Motorcycle Myth #4 – Unleaded fuels make less power
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8
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8K
RM_guy
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Motorcycle Myths : #1
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7
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7K
Rich Rohrich
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Motorcycle Myth # 5 - You need big ports to make big horsepower
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21
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16K
Rich Rohrich
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Motorcycle Myth # 3 - Adding Mothballs to your fuel will increase the octane
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6
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9K
Rich Rohrich
Engine Oils and Needed Ignition Timing
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5
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269
jaguar
The End of the 2 Stroke Guessing Game
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0
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33
jaguar
  • Poll
Looking for opinions on aftermarket plastics
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0
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44
MikeT
Help what engines can fit into a Suzuki rm85 frame without much modification??
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0
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124
GGabe
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Help Jr50 1st gear mod on 78?
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0
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56
ThatKidAlex
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The Famous Oil Ratio Test Article - Where is it ?
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4
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7K
jaguar
2 Stroke Engine Oils + Combustion
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0
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74
jaguar
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Carb Sync
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8
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1K
The Digi Sync
2 Ways to Run Lean Although the Main Jet is Correct
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0
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117
jaguar
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Help Klx125 top end troubles
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12
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363
Rich Rohrich
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TPS, YZ250
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3
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211
RM_guy
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Is There No One That Knows How To Time A Dr100?
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6
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6K
nicole420
Engine Oil Combustibility
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0
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109
jaguar
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do jet needles wear out?
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5
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3K
jaguar
Does More Oil = More Power?
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0
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280
jaguar
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Please some help guys
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1
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119
RM_guy
2014 yz450f injector sizing for mod motor
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0
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117
blackbeard_lives
Selecting Engine Oil By Viscosity
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4
Views
456
jaguar
1
Cr 125 bogging down
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6
Views
2K
get2bill
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A
Which oil should i use?
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1
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162
truespode
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