Grizzly YFM 660 Valves Springs Valve Spring Stem Seals Keepers Head Rebuild Kit 3PTENS-SLVR and we do not warranty

and we do not warranty anything based on what another mechanic says the problem is

or freshening up a worn top end

ALL NEW PARTS

11 roller and needle bearings

Grizzly YFM 660 Valves Springs Valve Spring Stem Seals Keepers Head Rebuild Kit 3PTENS-SLVR and we do not warrantyFITS ALL YAMAHA RHINO and GRIZZLY 660 MODELS AND YEARS BUY IN BULK AND SAVE $$$ ALL PARTS ARE AFTERMARKET OEM replacement steel intake and exhaust valves Inner and outer valve springs Valve spring retainers Valve spring seats Valve keepers cotters Valve stem seals This is a bolt on kit that requires no machining of any kind. Runs on race gas. Everything is new in the original packaging and covered by warranty* **Products we sell: At BPRATV we sell