Kibblewhite 10-SB330 Precision Valve Seat 33mm OD C630 Alloy

The Kibblewhite 10-SB330 is a precision-engineered valve seat designed for high-performance powersports applications including motorcycles, ATVs, UTVs, PWCs, and snowmobiles. This valve seat features a 33mm outer diameter, 25mm bore diameter, and 9mm height, constructed from C630 powdered metal alloy for superior durability and performance.

Key Features:

• C630 powdered metal construction compatible with all fuel blends including ethanol
• Precision ground outer diameter for maximum cylinder head contact and optimal heat transfer
• Generous radius on leading edge prevents galling during installation
• Exceptional wear resistance and thermal stability for extended service life
• Resistant to micro-welding, corrosion, and valve seat burning
• Manufactured with ample material thickness for machining and longevity
• American-made quality from Kibblewhite Precision Machining

This valve seat is manufactured to exacting tolerances with smooth, precision-ground surfaces that ensure proper seating and heat dissipation. The C630 alloy composition provides the ideal balance of hardness and machinability, making it suitable for both street and racing applications across all powersports categories.