YOU ARE BIDDING ON ORIGINAL YS 61 PUMP PLUNGER PART # R6138 FOR 61RC AND MAYBE OTHERS. CHECK YOUR PART NUMBER. I HAVE ALL TYPES OF OS & ENYA C/L VENTURIS & NVA FOR SALE OR ON AUCTION.IF YOU DONT SEE IT ASK.SEE MY OTHER AUCTIONS FOR PARTS.WILL COMBINE SHIPPING    Check out my other items!Be sure to add me to your favorites list! ANY QUESTIONS??? 9542340863 Bob