High Quality Valve Guide Seal for MAP's "NASCAR 45" Guides

Exceptionally high quality, Viton oil metering seals for valve guides

Features:

• Minimizes drying common to original equipment,  single-lipped seals
• High temperature resistant
• Made from top-quality Viton material
• Remains pliable under extreme race conditions

Note:

• Not recommended for street twins
• Recommended for all Triumph triples (T150: intake only. T160/Rocket III:  intake & exhaust)
• OEM type Guides may need to be turned and/or shortened (MAP brand guides may need to be "top-cut" per application (Exception: Norton Intake guides))
• Fits 5/16" valve stems
• Not compatible with PM light seat pressure springs PM0295/PM0296 & most T100 race springs