Auction for 6 screw in oil galley plugs for sbc engines 283-400 which have had the 3 front oil galleys converted to screw in plugs instead of press in. 3 screw in plugs for the rear of the block, and 3 screw in plugs for the front behind the timing chain  and cam gear, if converted to screw in.  Look at other auctions for 3 screw in and 3 press in. Ship to lower 48 usa states. Thanks