Thread: How much lift can stock Vortec heads handle?

Tweet

yep did a set long before the big net were guys said it could not be done .set them up on the seat and guide machine drop down on the spring pocket then clean up the guide with a seal cutter tool for a 531steel clad rigid chimney viton seal thin wall steel wall if need the od diameter or std 531 seal. i stop using them white PC seals long ago hate them things pure junk use to spilt before you could get then on . i still have them two small trays in my seal cabinet is till they started making the steel wall only viton seal for trip springs with a od of 500 it was them white bastards or NO seals at all or a sbc o ring on the EX valve and some RTV in the valve keeper lock gap to slow some of the oil down the new chevy casting there is no guild holes to open as its a self guided rocker there is no pushrod holes