JE S100S8-4390-5 Piston Ring Set (4.390 in. Bore, 0.0640 in. Top / 0.0640 in. 2nd / 0.188 in. Oil, 8 Cyl.) ymm_83 Ceramic ALCON/AP RACING CP5555/STOPTECH ST60

Ceramic ALCON/AP RACING CP5555/STOPTECH ST60

2006-2007 Mazda Mazdaspeed6

Suppresses the inner tire from spinning during cornering

The included filters capture fine metallic particles and contaminants

JE S100S8-4390-5 Piston Ring Set (4.390 in. Bore, 0.0640 in. Top / 0.0640 in. 2nd / 0.188 in. Oil, 8 Cyl.) ymm_83 Ceramic ALCON/AP RACING CP5555/STOPTECH ST60Description JE S100S8 4390 5 Piston Ring Set (4. 390 in. Bore, 0. 0640 in. Top 0. 0640 in. 2nd 0. 188 in. Oil, 8 Cyl.) JE Piston Rings are designed to maximize Horsepower HP through precision sealing of combustion pressure. They are available in a wide selection of sizes, materials, and thicknesses to suit various engines. JE Pistons also offers custom Piston Ring services, including back cutting, Dykes cutting, lapping, grinding, and PVD coating.