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Posted

I have the V force 3 reeds and the petals on the corners closest to the cylinders are melted. its not to bad but they look a little melted. all 8 look like this, 16 corners. its on the inner side of the reed so i flipped them over to see if they work better. i`m getting unburned fuel in my cylinders. has this happened to any one? i`ll have pics later on today to post.

Posted

The V-Force reeds are carbon fiber, which really doesn't melt. The epoxy in the reeds might have become solvent or gotten hot to the point of changing shape, but I have not heard of ither thing happening. :confused:

Posted

Yeah a pic would be nice.... Im with firehead, carbon fiber doesnt melt so I dont know what to say.

Posted (edited)
Yeah a pic would be nice.... Im with firehead, carbon fiber doesnt melt so I dont know what to say.

 

 

100_0781.jpg

 

The pics came out bad this was the best one. i`ll post more better ones if i should, but you can see in the pics how the ends are a black color. it looks more wore then melted. this was the inner side of the reed i flipped them over. would this cause to much fuel to enter the cylinder causing it to foul plugs? any advice would help.

Edited by xXBlessedWithDeathXx
Posted

hold them up to a light if u can see through the petal ends they need to be replaced

Posted

How old are the reeds? One thing to keep in mind that the carbon fiber reed seals against a plastic cage, this to me is the cause of the problem. I ported a set of stock banshee cages that have a rubber seal for the carbon fiber reeds and never had a problem like this.

 

Just replace the reeds and go again, for how long this time!

Posted

I am kinda wondering if there is porting on these cylinders and the boost port is too high. We see this a bunch in strokers with incorrect porting. Or should I say stock ported cylinders with a stroker crank. If you cannot find the cause, I would try new pedals and role on.

 

 

 

Brandon

Posted
I am kinda wondering if there is porting on these cylinders and the boost port is too high. We see this a bunch in strokers with incorrect porting. Or should I say stock ported cylinders with a stroker crank. If you cannot find the cause, I would try new pedals and role on.

Brandon

 

i think Its a stock crank. i did a swap for a tranny. if it was a stroker wouldnt i need a spacer plate? if so i dont have one so it would be stock. no porting except for the intake boot for the 2 in one carb. i was working on a 02 rm250 and the Vforce 3 reeds are in the same shape as mine. i`m not realy sure how old the reeds are. i got them in the bike (Dec) of last year. i want to thank every one for the responses. i love this sight. if it wasnt for you guys i would have sold her by now but settled for nothing less then a banshee and nothings better. this is a better pic. i flipped the reeds to get a better seal. the part that seals looks new. this is a pic of what did seal to the cage. Thanks Again.

 

100_0790.jpg

Posted
i think Its a stock crank. i did a swap for a tranny. if it was a stroker wouldnt i need a spacer plate? if so i dont have one so it would be stock. no porting except for the intake boot for the 2 in one carb. i was working on a 02 rm250 and the Vforce 3 reeds are in the same shape as mine. i`m not realy sure how old the reeds are. i got them in the bike (Dec) of last year. i want to thank every one for the responses. i love this sight. if it wasnt for you guys i would have sold her by now but settled for nothing less then a banshee and nothings better. this is a better pic. i flipped the reeds to get a better seal. the part that seals looks new. this is a pic of what did seal to the cage. Thanks Again.

 

100_0790.jpg

That an interesting mode of failure. It sort of looks like damage cause by reed chatter, but not really. I am wondering if Blowit may be onto something with his incorrect port timing idea. Do you know what your port timing is?

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