UM12103 Piston Ring Set---Z-120---3-5/16"Bore---Replaces PRS106

Replaces number PRS106

Fits: TO-20, TE-20 with Z-120 Continental and 3-5/16" Bore Super Power Piston

(2) 3/32" Thick Rings and (2) 5/32" Thick Ring

Ring Set for 1 Engine