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FS: CMS big valves 19/22

docgabby

Super Veteran
the stock raider valves are the same size as the cms valves, same stem diameter, the only problem is the raider valves are at least 3mm shorter than stock. now such brand as cms valves are available. the stock head will accept this cms valves without moving the valve seat. the valve seats have to be changed to a larger size to accommodate these new valve sizes.
 

rowan

Super Veteran
the stock raider valves are the same size as the cms valves, same stem diameter, the only problem is the raider valves are at least 3mm shorter than stock. now such brand as cms valves are available. the stock head will accept this cms valves with moving the valve seat. the valve seats have to be changed to a larger size to accommodate these new valve sizes.
i tried to use raider valves before on 61mm. bad thing it is shorter than stock; ur right doc. tappet screw is set to full to compensate with valve clearance. ull end up keep on adjusting every week:mad:.
one good thing with cms is that same as height w/ stock and durable than stock.
raider valves has hollow part in d middle cms is flat and material way better than stock.

up
 

docgabby

Super Veteran
i tried to use raider valves before on 61mm. bad thing it is shorter than stock; ur right doc. tappet screw is set to full to compensate with valve clearance. ull end up keep on adjusting every week:mad:.
one good thing with cms is that same as height w/ stock and durable than stock.
raider valves has hollow part in d middle cms is flat and material way better than stock.

up
there is a longer tappet screw that is available.
 

alx.cruz

Super Veteran
@ Docgabby, do you know a machine shop who can install this valves? besides precision? (ang mahal kasi nila maningil)
 

alx.cruz

Super Veteran
that is not hard job for other machine shops who have done engine rebuilding.
can you recomend one? as we all know, with precision, though you are paying a high amount, you get what you paid for with the quality of their work... but if there is a machine shop who do the same quality of work with a lesser price... that would be very nice...

thanks!
 

docgabby

Super Veteran
can you recomend one? as we all know, with precision, though you are paying a high amount, you get what you paid for with the quality of their work... but if there is a machine shop who do the same quality of work with a lesser price... that would be very nice...

thanks!
i am not familiar with the other machine shops in manila. maybe the other forumers can help.
 

docgabby

Super Veteran
iba talaga ang modifier , tanx for the info doc . pls share what kind of tappet is that.. i dont want to pm so everybody could benefit
:D:D
honestly i dont know from what motorcycle that longer tapet screw came from. i bought it from my supplier who bought from mr. kwang when he was still connected with hispeed. hope its not a special one off and it was only taken from other stock motorcycles. i just have to know the brand.
 
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