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View Full Version : Top-end rebuild. Words of wisdom please!



Chia
21st June 2009, 09:15
I've done 93 hours on my 2008 KXF250 of mainly **girlie** trail riding, no racing...

I've noticed it's started blowing black smoke recently so should I have a top-end rebuild and does anyone have any recommendations on who I should go to?

I live in Auckland but happy to take to someone out of Auckland if they come highly recommended....

Rupe
21st June 2009, 17:03
I've done 93 hours on my 2008 KXF250 of mainly **girlie** trail riding, no racing...

I've noticed it's started blowing black smoke recently so should I have a top-end rebuild and does anyone have any recommendations on who I should go to?

I live in Auckland but happy to take to someone out of Auckland if they come highly recommended....

Yep it needs doing.

Spectrum in takapuna, or Mr motocycles in Pukekohe.

Although its not as hard as people make out to do yourself

LittleJohn
22nd June 2009, 20:38
Spectrum, highly recommend. But make sure you book in. But as rupe said it isn't that hard. You just need the tools and the time.

Taz
22nd June 2009, 20:39
I'll give another vote for MR MC.

Chia
22nd June 2009, 23:00
Cool, thanks for the info guys...

Motoxparts
26th June 2009, 10:23
4 strokes are very easy to rebuild we own a performance machine shop and work on high performance quad cam , multi valve , drag, boat, race etc and a 4 dirt bike engine is by far the easiest 4 stroke to rebuild,do not no why people make out they are hard maybe they blow it up because they need the work.

For help and the best 2 & 4 parts www.motoxparts.co.nz

We are here to help like to keep your cost down to grow the sport and keep you coming back to us we really know what we are talking about when it comes to engines

Big bore kits
Re-bores
Re-sleeves 2 & 4
balancing
cam profiling
head flowing
engine development
crankshaft grinding
milling CNC
etc

REDRIDER
26th June 2009, 15:09
4 strokes are very easy to rebuild we own a performance machine shop and work on high performance quad cam , multi valve , drag, boat, race etc and a 4 dirt bike engine is by far the easiest 4 stroke to rebuild,do not no why people make out they are hard maybe they blow it up because they need the work.

For help and the best 2 & 4 parts www.motoxparts.co.nz

We are here to help like to keep your cost down to grow the sport and keep you coming back to us we really know what we are talking about when it comes to engines

Big bore kits
Re-bores
Re-sleeves 2 & 4
balancing
cam profiling
head flowing
engine development
crankshaft grinding
milling CNC
etc

the serial spammer is back, at least he's on topic I spose:2guns:

telliman
26th June 2009, 15:49
dont mind that sort of spaming though dude,we benifit from mr cycles,danger and ktmboy and yourself with graphics so the more info the better, iv def added them to my favourites list!

REDRIDER
26th June 2009, 15:58
dont mind that sort of spaming though dude,we benifit from mr cycles,danger and ktmboy and yourself with graphics so the more info the better, iv def added them to my favourites list!

yeah I know bro, they went through a period of just canvasing every post with irrelavant costs and prices that had nothing to do with the thread. was just noting there return.

barty5
26th June 2009, 16:06
i prefer to just pm people with costing then if want to folow up its up to them word gets round i can supply a generally a good $$ keeps it out a threads and stops people ranting on about it.

what happened to your ute??

REDRIDER
26th June 2009, 16:10
i prefer to just pm people with costing then if want to folow up its up to them word gets round i can supply a generally a good $$ keeps it out a threads and stops people ranting on about it.

what happened to your ute??

busy week bro, I need to sort it though, bummer your not out this way anymore, will sort this week.

B0000M
26th June 2009, 16:47
i really want someone to try the mitaka gear. - the prices are soooo good, but nobody i can track down has ever actually used it to vouch for it. i dont want to be the ginea pig, someone with a spare cyliner and an older bike should give it a go :) in case it goes bad

$130 for a top end kit = awesome

jt119
26th June 2009, 16:52
i really want someone to try the mitaka gear. - the prices are soooo good, but nobody i can track down has ever actually used it to vouch for it. i dont want to be the ginea pig, someone with a spare cyliner and an older bike should give it a go :) in case it goes bad

$130 for a top end kit = awesomei used to of ther pistons in my 04cr and the yz b4 that never had one let go

Ride it till the red
26th June 2009, 17:12
i really want someone to try the mitaka gear. - the prices are soooo good, but nobody i can track down has ever actually used it to vouch for it. i dont want to be the ginea pig, someone with a spare cyliner and an older bike should give it a go :) in case it goes bad

$130 for a top end kit = awesome

I got the RM kit from them, 200 for top end with gaskets and little end bearing shipped to my door. So far (30 odd hours) so good!

B0000M
26th June 2009, 19:32
wow, 2 responses, ive made 2 threads before asking if anyone had and never got an answer!

sounds good so far...

vr4king
26th June 2009, 21:07
wow, 2 responses, ive made 2 threads before asking if anyone had and never got an answer!

sounds good so far...


Ok off topic now but hard does that crf you got for sale go i really dont wanna buy an X but could be swayed

B0000M
26th June 2009, 21:15
Ok off topic now but hard does that crf you got for sale go i really dont wanna buy an X but could be swayed

goes the same as an R with a pro circuit pipe on it and correct jetting goes.