Childs & Albert Dura-Moly Rings
ZGS Technology (Zero Gap Second)
The ZGS Taper Face Ring was designed to provide superior combustion pressure control by reducing end gap leakage, as well as increase intake efficiency. Clearly the ZGS Taper Face Ring has exceeded all original expectations. The ZGS Taper Face Piston Ring stands alone as the single most significant performance advantage in piston ring technology in recent years.
Dynamometer testing over the past five years has shown that the ZGS Taper Face Ring Sets product 9% more horsepower with an increase of 18-20 ft/lbs of torque.
Dura-Moly Piston Ring - Top(Compression) Ring Only Oversize: .005"
Dura-Moly Piston Ring - Top(Compression) Ring Only
Dura-Moly Piston Ring - 2nd Ring Only Cast Iron Taper Face (Std tension)
Dura-Moly Piston Ring - 2nd Ring Only