Long before Clayton Kershaw donned No. 22 and Fernando Valenzuela wore No. 34, another number told fans it was time for Dodger baseball: 76.

Union Oil Co., the 76 gasoline brand’s former owner, helped finance Dodger Stadium’s construction. The brand’s current owner, Phillips 66, remains a major sponsor. Through six World Series titles, orange-and-blue 76 logos have been a constant presence at Chavez Ravine. They tower above the scoreboards and grace the outfield walls.

So when 76 recently posted on Instagram that it had begun sponsoring L.A.’s rivals in San Francisco — with an orange-and-blue logo on the center field clock at Oracle Park — some Dodgers fans weren’t pleased.

“THE BETRAYAL,” one fan wrote on Instagram.

“bestiessss nooooo,” another lamented.

76 was unfazed, responding:

See Full Page