Polini Crankshaft Oil Seals – AM6 & Derbi

Looking for reliable crankshaft oil seals for your AM6 or Derbi engine? This Polini pair delivers airtight sealing even on the most heavily tuned builds.

Benefits:

• 🛡️ Perfect crankshaft sealing, no leaks or parasitic pressure loss
• 📈 Competition-grade, built to handle intensive use and boosted engines
• 🔧 Zero excessive friction, protects bottom-end longevity
• 🎯 Dual compatibility: Minarelli AM6 and Derbi engines

Note: sold as a pair (ignition-side seal + clutch-side seal).