KIBBLEWHITE Manganese Valve Guide — Oversize (+0.003 in), 0.3760 in ID – 48-69, 72 Big Twin

Precision-machined guides deliver consistent fit and reliable valve seating for extended service life. 🔩

Manganese bronze guide material is softer than nickel aluminum bronze and offers excellent heat conductivity to promote long valve life. 🔥

• Guides can be easily reamed with a battery-operated or electric drill and finished with a high-quality ball hone.
• Eliminates the need for expensive honing equipment that would be required for nickel bronze valve guides.
• Machined to accept OEM and aftermarket seals.

Requires the use of either Viton® or teflon valve seals. No machining required.

Made in the USA.