Product Name: Dual ValvesPlace of Origin: ChinaDetailed Product Description Features: 1) Material: a) Intake valve: 4Cr9Si2 b) Exhaust valve: 40Cr 2) Diameter: 9.5 3) Length of material: a) Intake valve: 370mm b) Exhaust valve: 330mm 4) Primary competitive advantages: a) Guarantee/warranty b) International approvals c) Quality approvals d) Small orders accepted Packing: 1) N.W.: a) Intake valve: 0.204kg b) Exhaust valve: 0.183kg 2) G.W.: a) Intake valve: 0.16kg b) Exhaust valve: 0.14kg