Premium Quality Replacement PartValves & Head/Base Gaskets Kit for Honda BIG RED ATC250ES 1985-1987High Quality Reproduction Valves w/ Base Gasket & Head GasketPlease check measurements and fitment prior to orderingFits the Following HONDA ModelsALL TERRAIN CYCLE (ATC250SX) 1985-1987 BIG RED (ATC250ES) 1985-1987TRX250 RECON (TRX250) 1985-1987Replaces HONDA Part NumbersINTAKE VALVE | 14711-HA0-003EXHAUST VALVE | 14721-HA0-003HEAD GASKET | 12251-HA0-003 12251-HA0-004BASE GASKET | 12191-HA0-000 12191-HC4-900Dimensions & MeasurementsINTAKE VALVE LENGTH | 92mmINTAKE VALVED DIAMETER | 32mmEXHAUST VALVE LENGTH | 90mmEXHAUST VALVED DIAMETER | 28mm Order Includes1x INTAKE VALVE1X EXHAUST VALVE1x HEAD GASKET1x BASE GASKET