Author Topic: whats standard hp at rear wheel  (Read 2268 times)

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Offline kiwimonster

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whats standard hp at rear wheel
« on: September 02, 2008, 08:30:21 PM »

hey guys whats the standard hp at rear wheel for the k5

and what xtra hp do you get from.

desert gnarly pipe
fmf powercore muffler.
boysen power reeds.
reed spacer.
wiesco piston..

i dont have access to a dyno so was just wondering.

also what hp does the 450 4strokes make at the rear wheel.

cheers







d c scrivens

stewart

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Re: whats standard hp at rear wheel
« Reply #1 on: September 02, 2008, 09:54:40 PM »
55 to 59 stock  rear wheel  hp .. depending  on some things like what head  gasket  your running ..450s make  around 50 modedfied  in the test i have seen..some of your mods are good  for  makeing it more  ridable ..but theres a lot of other factors on any combo ,,before i would guess what power  you are making

Offline kiwimonster

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Re: whats standard hp at rear wheel
« Reply #2 on: September 03, 2008, 06:51:37 AM »
thanks stewart. im running the standard head gasket kit
im not very good at tuning .
i have 168 main 55 pilot, needle is secound from bottom air screw 2 turns out. running castrol tts at 40.1 

the boys at work were mighty impressed i cut out the reed spacer with a 4inch angle grinder holding it in one hand and the alloy plate in the other . misses said i was an idiot. but me loves me k5.
d c scrivens

stewart

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Re: whats standard hp at rear wheel
« Reply #3 on: September 03, 2008, 07:14:26 AM »
is it the .040  fiber gasket or a thinner steel  gasket  like.017 or .010

Offline kiwimonster

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Re: whats standard hp at rear wheel
« Reply #4 on: September 03, 2008, 06:38:54 PM »
hi stewart it has a fibre gasket on the base and just standard steel one on top i changed the piston to a wiesco about 25 hrs ago and it had a thicker alloy base gasket on the base i was told that you cant reuse them so just bought a complete gasket kit, the piston i took out had a b on top dont no what that means, bike run sweet just like doing the little bits and pieces that i can manage, not like your killer kx,s the boys at work eyes pop out when i tell them what you can do.  cheers.
d c scrivens