o rings on my injectors keep slipping out. can't figure out how to prevent it : r Cartalk What is the best lubricant for o rings when installing fuel injectors? Fuel Injector O ring Lubricant Lube Silicone Assembly Grease JECTOR GLIDE Clean Injection Captain O Ring NSF Food Grade Silicone Lubricant Grease for O Rings, Seals, Gaskets, Pumps, Pool Spa, Plumbing, Faucets, Valves, More (1.76oz, 50g) Captain O Ring NSF Food Grade Silicone Lubricant Grease for O Rings, Seals, Gaskets, Pumps, Pool Spa, Plumbing, Faucets, Valves, More (1.76oz, 50g) Hyper Fuel System Lube, Champion, 4 Oz.