Improved Durability

Robust, low stress design – dramatically extends piston ring and cylinder life, minimizing “blow-by” and maximizing efficient service life. Piston “rock” induced wear is essentially eliminated by elongated piston and cylinder bore journaling. 

Teledyne Continental Aircraft Engine Service Bulletin SB03-3 shows cylinder failure due to piston rock and rub near top dead center shown below.continental tsb-smaller