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Motorized Bicycle General Discussion Topics on bicycle engine kits, help articles, repair and modifications for your motorized bicycles

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  #1  
Old 12-30-2008, 09:34 PM
awsuman123 awsuman123 is offline
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Default Air Filter

Ive been riidine my bike for about a year now with out an air filter. If i keep it that way will it mess it up or will it just make its life shorter or neither?
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Old 12-30-2008, 09:36 PM
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Dave31 Dave31 is offline
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Default Re: Air Filter

You will shorten it's life
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Old 12-30-2008, 10:03 PM
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Default Re: Air Filter

no air filter really will reduce the life of the carb and engine can go to autozone and buy a small k&N type for under 15 bucks
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Old 12-31-2008, 01:22 AM
wildemere wildemere is offline
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Default Re: Air Filter

Probably too late. The engine will be dusted by now.

Unless there is very clean air where you live.
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Old 12-31-2008, 01:53 AM
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NEAT TIMES NEAT TIMES is offline
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Default Re: Air Filter

Air Filters, Oil Filters And Gas Filters Are The Best Thing To Happen To Engines. The Oil Bath Air Filters Are The Best. K&n Propably Next Best. Imho.
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Old 12-31-2008, 10:37 AM
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Default Re: Air Filter

Quote:
Originally Posted by awsuman123 View Post
Ive been riidine my bike for about a year now with out an air filter. If i keep it that way will it mess it up or will it just make its life shorter or neither?
These engines are pretty crude and inexpensive, so if there were an engine to run without a filter....that said I personally like to make stuff last and the carb inlet is close to the back tire.....a few grains of sand can grind all your hard work.

Here's what I use:

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Old 12-31-2008, 12:52 PM
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NEAT TIMES NEAT TIMES is offline
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Default Re: Air Filter

HEY PABLO, I DID NOT REALIZE YOU STOCKED THAT AIR FILTER. LOOKS LIKE A K&N OR EQUIVELENT FILTER. MAYBE EVEN BETTER!!?? I HAVE AN ORDER LIST MADE OUT FOR 1/2 DOZ OF YOUR PARTS. I WAS WONDERING ABOUT A SMALLER FREE WHEEL CRANK SPROCKET HOOKED UP TO THE JACKSHAFT OUTPUT SPROCKET FOR MORE LOW END STARTING POWER, AND MORE USE OF THE HIGHER GEARS ON THE CASSETTE. I KNOW YOU HAVE A 10% SMALLER SPROCKET. I HAVE NOT INSTALLED MY SHIFT KIT YET. MAY NOT BE NECESSARY TO GEAR LOWER, BUT I AM XXX LARGE!!! IT IS ONLY 60 DEGREES ABOVE ZERO HERE THIS MORNING!! 5 BELOW BK HOME. WITH YOUR AND GHOSTS` SHIFT KIT ETC AND JIM AT CREATIVE ENGINEERING IT LOOKS GREAT FOR MB`ING. AND DON`T FORGET HIKERS` LITTLE HELPERS!!
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Last edited by NEAT TIMES; 12-31-2008 at 01:19 PM.
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Old 12-31-2008, 01:08 PM
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Default Re: Air Filter

Quote:
Originally Posted by NEAT TIMES View Post
HEY PABLO, I DID NOT REALIZE YOU STOCKED THAT AIR FILTER. LOOKS LIKE A K&N OR EQUIVELENT FILTER. MAYBE EVEN BETTER!!?? I HAVE AN ORDER LIST MADE OUT FOR 1/2 DOZ OF YOUR PARTS. I WAS WONDERING ABOUT A SMALLER FREE WHEEL CRANK SPROCKET HOOKED UP TO THE JACKSHAFT OUTPUT SPROCKET FOR MORE LOW END STARTING POWER, AND MORE USE OF THE HIGHER GEARS ON THE CASSETTE. I KNOW YOU HAVE A 10% SMALLER SPROCKET. I HAVE NOT INSTALLED MY SHIFT KIT YET. MAY NOT BE NECESSARY TO GEAR LOWER, BUT I AM XXX LARGE!!! IT IS ONLY 60 DEGREES ABOVE ZERO HERE THIS MORNING!! 5 BELOW BK HOME. WITH YOUR AND GHOSTS` SHIFT KIT ETC AND JIM AT CREATIVE ENGINEERING IT LOOKS GREAT FOR MB`ING. AND DON`T FORGET HIKERS` LITTLE HELPERS!!
It's made from an Amsoil EaA Air Filter: AMSOIL Ea Synthetic Nanofiber Air Filter (EaA)

I like the low end grunt of the 9T sprocket, makes first and second gear real stump pullers.
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  #9  
Old 01-01-2009, 02:22 AM
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Default Re: Air Filter

a clean air is always good for the engine... dust and sand can clogged up your carburetor and grind up the internal parts of the engine...
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