RING KIT,PSTN(W/4 DRILLED OIL DRAIN HOLES ON 3RD RING LAND.USE 19178307 RING T/W 19178305 PISTON ONLY.)(STD)
08
2
89017484
RING KIT,PSTN(STD)(WITHOUT 4 DRILLED OIL DRAIN HOLES ON 3RD RING LAND. USE 89017484 RING T/W PISTON 89017478 ONLY.)(UPPER COMPRESSION RING IS 1.2MM THICK)