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Posted

hey guys, im gonna start working on my new banshee this coming week. im told it has a 4mil crank and a .020" over bore... Im going to have to go at least another .020 to get the scratches out of the cylinder walls. i havent torn the motor apart yet but i can see the cuts. Also, the pistons are flycut. what is the reason for that. I know in cars "sohc/dohc" you have to have flycut pistons when you have big cams so you dont have piston to valve issues... This may sound a like a retarded question but do they sell aftermarket cams for these bikes? money is not THAT much of an issue but i would rather not go broke on a toy. but, im getting out of an 11 second car and getting on a 4wheeler now so i still have the need for speed in my blood. lol. The bike already has some suspension mods but right now im concerned about getting the motor strong. Im also curious about head work and other "power" mods i can do. I also dont know anyone around my area that is good with these bikes and how to make them fast. So any suggestions would be appreciated. Thanks.

Posted

Errrrr 2 strokes dont have cams buddy as there are no intake or exhaust valves to open on these bad boys and as for head work you could get a cool head and some domes. I think what you are refering to though is jug or cylinder work and there are a few different routes you can go with this and I am sure someone with more experience in this area (not hard as I have little) will chime in. Enjoy the forums man you will find lotsa help here. :biggrin: I mean where else can you go to hear lame ass banshee raps and get mechanical help all in the same place? :evil:

Posted
Errrrr 2 strokes dont have cams buddy as there are no intake or exhaust valves to open on these bad boys and as for head work you could get a cool head and some domes. I think what you are refering to though is jug or cylinder work and there are a few different routes you can go with this and I am sure someone with more experience in this area (not hard as I have little) will chime in. Enjoy the forums man you will find lotsa help here. :biggrin: I mean where else can you go to hear lame ass banshee raps and get mechanical help all in the same place? :evil:

thanks for the correction man. like i said, im completely new to these engines and the terms and what not. im used to racing cars and hearing those terms. lol. and just to get it out there. im not looking to do a mild setup for beginners, i wanna go ahead and make this thing fast so i dont have to rebuild it in a month when im bored with it. im also not concerned about having anything chrome or polished up so i think that will save me some money also.

Posted

the big thing is what kind of riding your going to be doing. trails? dunes? draging? hillshooter? that will base what kind of port or maybe aftermarket cylinders you will be getting and carbs and what not.

Posted

Unless those are gouges not scratches you should only bore enough to clean up. Fly cut pistons are probably Vitos super stock, increases exhaust timing. Poor mans port job. I don't know a lot about prices but you could get a decent crate motor for what some wazoo shee motors go for. Saw set of billit crankcases for $2500. Speed isn't much cheaper just cause it two cyl.

Posted
hey guys, im gonna start working on my new banshee this coming week. im told it has a 4mil crank and a .020" over bore... Im going to have to go at least another .020 to get the scratches out of the cylinder walls. i havent torn the motor apart yet but i can see the cuts. Also, the pistons are flycut. what is the reason for that. I know in cars "sohc/dohc" you have to have flycut pistons when you have big cams so you dont have piston to valve issues... This may sound a like a retarded question but do they sell aftermarket cams for these bikes? money is not THAT much of an issue but i would rather not go broke on a toy. but, im getting out of an 11 second car and getting on a 4wheeler now so i still have the need for speed in my blood. lol. The bike already has some suspension mods but right now im concerned about getting the motor strong. Im also curious about head work and other "power" mods i can do. I also dont know anyone around my area that is good with these bikes and how to make them fast. So any suggestions would be appreciated. Thanks.

Where are u located at?

Posted
Where are u located at?

im located in mississippi... and money is not that much of an object but im not gonna drop a lot at one time. just gonna go at it a few hundred at a time. most of the riding will be done in dirt pits and stuff like that and on grass.

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