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Race Flo Valves & Extreme Duty Valves

  • XH-432 XtremeAlloy Exhaust Material
  • NK-842 Stainless Intake Material
  • Chrome Stems and Hard Tips
  • Swirl Polished and Fully Machined
  • Improved Flow with "Pro Flo" Underhead
  • Factory single radius keeper grooves
Part No. Type Head Diameter Stem Diameter Installed Height O/A Length Tip Length Underhead Angle/Radius Margin Seat Width Top of Head
  EXTREME DUTY VALVES
11197-8 Exh. 30.0mm 5.46mm / .2150" Stock 104.75mm 3.75mm 25° x 11/32" .050" .100" Flat Face
11199-8 Exh. 30.5mm 5.46mm / .2150" Stock 104.75mm 3.75mm 25° x 11/32" .050" .100" Flat Face
  RACE MASTER VALVES
11196-8 Int. 32.5mm 5.48mm / .2157" Stock 103.55mm 4.00mm Pro Flo: 22° x 5/16" .050" .100" 17° Dish
11198-8 Int. 33.0mm 5.48mm / .2157" Stock 103.55mm 4.00mm Pro Flo: 22° x 5/16" .050" .100" 17° Dish
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