Hastings Piston Rings 2M5519060; Tough Guy Moly 4.310 Drop-In, 1/16, 1/16, 3/16

Piston Ring Set Plasma-moly 4.155ci. Speed-Pro R 8375-30 - 1/16 1/16 3/16

Mahle Piston Ring Set 4315MS; Plasma-Moly 4.310 in. File Fit 1/16, 1/16, 3/16

Hastings SBC SBF drop in Plasma Moly Piston Rings 1/16, 1/16, 3/16. 4.060" bore

Renegade Piston Ring Set PS94310; Moly 4.310 in. Bore Drop-In 1/16, 1/16, 3/16

Sealed Power Piston Rings R-10133 35 Plasma Moly 4.470 1/16 x 1/16 x 3/16

HASTINGS Plasma-moly Piston Rings Chevy SB 327 350+Ford 302 1/16-1/16-3/16 4.030

Renegade Piston Ring Set PS94315; Moly 4.310 in. Bore File Fit 1/16, 1/16, 3/16