Single Black Diamond Exhaust Valve - Standard Size For TC88 99-04 - Replaces HD # 18085-991

Replaces HD # 18085-991

• Application: Exhaust
• California Prop 65 Warning: Cancer and Reproductive Harm - https://www.p65warnings.ca.gov/
• Head Diameter: 1.565"
• Length: 4.505"
• Material: Stainless Steel
• Stem Diameter: 0.3095"
• Tulip Angle: 17 Deg.
• Type: Exhaust Valve

• One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction
• This process provides resistance to corrosion; wears superior to hard chromium and electrolysis nickel-plating
• Lightweight with profiles that provide excellent flow characteristics
• Compatible with leaded and unleaded fuels and can be run in cast iron- and bronze-type guides at close tolerances for maximum oil control and heat dissipation