
Original: $977.42
-70%$977.42
$293.23The Story
Made from ultra clean Silicon Chrome spring steel with a higher fatigue resistance compared to other spring steels. Heat treating and post processing is the highest quality available. High frequency spring design to reduce spring surge at high operating RPM.
90lb seat pressure at 37.8mm installed height / 254lb at 15mm valve lift / max lift 15.9mm
Install seat on top of OEM stem seal.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Made from ultra clean Silicon Chrome spring steel with a higher fatigue resistance compared to other spring steels. Heat treating and post processing is the highest quality available. High frequency spring design to reduce spring surge at high operating RPM.
90lb seat pressure at 37.8mm installed height / 254lb at 15mm valve lift / max lift 15.9mm
Install seat on top of OEM stem seal.




















