Cast Sportster Piston

• KB Hypereutectic alloy pistons are cast with a 16% high silicon content that has very high thermal barrier properties along with a low thermal expansion rate, allowing tight piston to cylinder wall clearances.
• Making them ideal for air-cooled engines, offering optimal ring seal, quieter engine running and reduced wear.
• Hypereutectics are best suited for stock or mild compression ratios up to 10.5:1 running on pump fuel. Replacement rings are special order.
• Pistons sold as a PAIR. 
• All Rings, Wrist Pins and Wrist Pin Locks included with pistons.
• Additional Wrist pins and Wrist Pin Locks are sold EACH (you will need to order 2 locks per piston)

Email Rafaela@browardmotorsports.com