Author Topic: 4 valve head on an S 200  (Read 878 times)

Tromper

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4 valve head on an S 200
« on: August 06, 2016, 01:15:37 AM »
Don't suppose anybody's tried to put a 4 valve head on an S 200?
If so, how'd that work out.
If not, anybody have any input on whether or not it'd fit/work?

Cheers

Tromper
2008 SYM HD200 "Niwanibiz"
2018 Suzuki Burgman AN650z "Bebaamaadizid"

k9 S200 (Blue) "Max" (Sold)
k8 SYM HD200 "Indigo" (Deceased)
k7 Suzuki Burgman 650 "Ohanzee" (Sold)

CROSSBOLT

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Re: 4 valve head on an S 200
« Reply #1 on: August 08, 2016, 11:35:14 AM »
Does anyone actually make a four-valve head for that engine?

Karl
Karl

Three motorcycles 1960-1977 (restored a 1955 BSA)
Agility 50
Yager 200i
Downtown 300i
Navy tech, Ships Engineer, pilot and aircraft mechanic

Tromper

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Re: 4 valve head on an S 200
« Reply #2 on: August 08, 2016, 06:48:02 PM »
There are a couple versions for GY6 150cc motors, I'm just not sure if they'll fit the somewhat punched GY6 used in the S 200.  Figured I'd throw it out there in case anybody had done it on one.  If I haven't sold mine by the time the riding season is up, it is a thought.
2008 SYM HD200 "Niwanibiz"
2018 Suzuki Burgman AN650z "Bebaamaadizid"

k9 S200 (Blue) "Max" (Sold)
k8 SYM HD200 "Indigo" (Deceased)
k7 Suzuki Burgman 650 "Ohanzee" (Sold)

JJJoseph

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Re: 4 valve head on an S 200
« Reply #3 on: August 09, 2016, 09:15:36 PM »
The key is knowing if the S200 is a variant of the "gy6 standard".  You can always find gy6 speed parts for any gy6 engine.  You need to do some detective work: my Kymco "KL10" engine is actually a gy6/qmb139, so for which there's heaps of aftermarket parts.  Kymco dealers don't freely give out this information, so you have to dig around in the black market - or buy lunch for your Kymco dealer.

Tromper

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Re: 4 valve head on an S 200
« Reply #4 on: August 09, 2016, 11:12:54 PM »
Would that be stamped on the motor somewhere?
2008 SYM HD200 "Niwanibiz"
2018 Suzuki Burgman AN650z "Bebaamaadizid"

k9 S200 (Blue) "Max" (Sold)
k8 SYM HD200 "Indigo" (Deceased)
k7 Suzuki Burgman 650 "Ohanzee" (Sold)

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