Save5 days LeftSinclair Oil Corporation SSP Porcelain Advertising Strip Sign RareHoller and Hammer4.6(102)Est. US$250-US$25,000US$250
SaveJun 27, 2026Sinclair Extra Duty Motor Oil DSP Porcelain Advertising SignCheck the Oil Promotions, LLC4.8(618)Est. US$250-US$25,000US$25(1 bid)
Save2 days LeftRound Metal Sinclair Sign Motor Oil PlaqueChairish Auctions4.5(10.5k)Est. US$23-US$30US$8
Save2 days Left17 1/2 " Metal Sinclair Oil Advertising Thermometer SignChairish Auctions4.5(10.5k)Est. US$40-US$50US$15
Save4 days LeftSinclair Motor Oil display rackChupp Auctions & Real Estate, LLC4.6(283)Est. US$25-US$300US$25(1 bid)
SaveMay 23, 2026Pair of reproduction Sinclair and Dodge SignLeake AuctionEst. US$25-US$1,000,000US$25
