Texaco Sky Chief offers top octane PETROX fuel
Texaco engineers promote Sky Chief as a new top octane gasoline supercharged with PETROX. Claims include reduced wear up to 45 percent on rings, 300 percent longer spark plug life, 88 percent less intake deposits, smoother knock free operation, and climate tailored performance across 25 U.S. weather regions. Dealers urge customers to fill up for improved power and economy.