AT BP RACING ATV WE DO NOT JUST SELL PARTS. WE TEST, TUNE, REPAIR, AND REBUILD EVERY ATV, UTV, SIDE x SIDE, AND DIRT BIKE MADE. IF YOU NEED ANY WORK DONE OR HAVE QUESTIONS CALL TODAY! FITS ALL YAMAHA YFZ450 MODELS AND YEARS CARB MODEL ONLY! GET AWESOME POWER FROM THIS TOP END KIT! Full race ported and polished cylinder head (no core required). Head assembly with stainless valves, springs, seals. 98mm big bore cylinder. 98mm 14:1 CUSTOM CP piston kit. MAXLOCK Heavy duty head studs. ARP 12 point head stud nuts. Cometic top end gasket kit. This kit will work with and 95mm (stock bore) cylinder and stock or stroker crank. The piston uses pump or race gas. We recommend that this be installed by a qualified mechanic with experience doing this type of work. The item “YFZ450 YFZ 450 Ported Polished Head 98m 141 Big Bore Cylinder Head Stud Kit” is in sale since Wednesday, February 13, 2019. This item is in the category “eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Components”. The seller is “bpracingatv” and is located in Upland, California. This item can be shipped worldwide.

• Manufacturer Part Number: 5D3-11102-00-00 5TG-11102-00-00 M1009 C3066
• Brand: BP Racing Yamaha CP Carrillo ARP KMS Cometic
• Warranty: Yes