YFZ450 YFZ 450 Ported Assembled Head Assembly Kibblewhite Valves Springs Porting TRSV421PL 194722033764

194722033764

Fits all Polaris 700cc and 800cc ATV & Side-by-Side models using these cam styles

OEM Yamaha connecting rods

2020–2025 Outlaw 110 EFI

YFZ450 YFZ 450 Ported Assembled Head Assembly Kibblewhite Valves Springs Porting TRSV421PL 194722033764FITS ALL YAMAHA YFZ450 CARB MODEL ATVs AS WELL AS 03 05 YZ450F BRAND NEW OEM Yamaha cylinder head Full race port and polish Kibblewhite spring kit Kibblewhite stainless steel intake and exhaust valves Valve stem seals Valve keepers Complete assembly Please check your order thoroughly when receiving it. If for any reason at all you are not 100% happy please contact us right away so we can help resolve the issue. If for any reason at all you are not