I havent had a problem with the felpro ones, but Im pretty sure I used a Molyote product we used to use on fuel pump O-rings from my aircraft days.
I think its Molykote 55, but I wont quite swear to that. But it swells the orings rings slightly after install.
__________________
1967 Firebird 462 580hp/590ftlbs
1962 Pontiac Catalina Safari Swapped in Turd of an Olds 455
Owner/Creator Catfish Motorsports
https://www.youtube.com/@CatfishMotorsports
|