Need Piston Rings? 
ASC11487 Rev D Piston
Angle Valve Lycoming Series Engines
10:1 Compression Ratio
5.125 Bore
Approx weight = 1170 grams
This piston uses standard Lycoming Rings and Piston Pins
This Piston is not FAA-PMA approved and is for experimental or ground use only!
Forged and Machined in the USA