JE J640F1-3347 Piston Ring Set (3.347 in. Bore, 0.0591 in. Top / 0.0591 in. 2nd / 0.158 in. Oil, 1 Cyl.) ymm_23 - Engine Block threads :

- Engine Block threads : 3/4 x  16UNF

Positioned between the Touring and the ATAK

Supplied with transformer for correct electrical operation

Vehicle-specific tuning for performance and sound

JE J640F1-3347 Piston Ring Set (3.347 in. Bore, 0.0591 in. Top / 0.0591 in. 2nd / 0.158 in. Oil, 1 Cyl.) ymm_23 - Engine Block threads :Description JE J640F1 3347 Piston Ring Set (3. 347 in. Bore, 0. 0591 in. Top 0. 0591 in. 2nd 0. 158 in. Oil, 1 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. Used