Seller notes

you are bidding on a serdi valve job on your YAMAHA 4-stroke snowmobile head.Get the max gains you can from your stock or ported head.Will help you get the max gains from that new turbo or supercharger set you have.you can be losing alot of power if the valves are not sealing right and you wont get the big HP your looking for.This includes disassemble head & inspect valves, insect valve guides, valve seals, valve seat sealing area, head surface lapping,serdi radius cutting and assemble. After in...

Contact Us regarding this vehicle

Contact Seller on eBay

You will be redirected to eBay

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.