Kibblewhite 80-80420 Bronze Valve Guide Standard Intake Exhaust Yamaha YFM700

The Kibblewhite 80-80420 is a precision-engineered bronze valve guide designed for both intake and exhaust applications on Yamaha YFM700 Raptor ATVs from 2006-2012. This standard size valve guide delivers OEM replacement fitment with the superior performance characteristics that Kibblewhite Precision Machining is known for.

Premium C630 Nickel Bronze Construction:

• Manufactured from C630 nickel bronze alloy with 4-5% nickel content for exceptional wear resistance
• Approximately 80% copper composition provides outstanding heat conductivity to dissipate thermal buildup
• Optimized guide profile minimizes airflow restriction while maintaining critical wall thickness in high-temperature zones
• Precision-machined to exacting tolerances for proper valve stem clearance and alignment
• Shortened top portion design accommodates valve lift and provides adequate retainer-to-seal clearance

Kibblewhite valve guides are engineered to balance high performance with long-term durability, making them ideal for both OEM replacement and performance rebuild applications. Standard bore sizing ensures proper fitment in unmodified cylinder heads.

Note: Use OEM valve stem seals with this valve guide.