proper plug type "R44 T S/ or washer type

[Francis F.]

My casting # indicate I have a 1968 327/350 block with matching heads.Engine is the car and I can not be sure of the proper spark plug type,the one with the attached washer,or the tapered sholder type ????
an member advise...
Francis

[Joe L.]

Re: proper plug type "R44 T S/ or washer type

My casting # indicate I have a 1968 327/350 block with matching heads.Engine is the car and I can not be sure of the proper spark plug type,the one with the attached washer,or the tapered sholder type ????
an member advise...
Francis

Francis------


ALL 1968 Corvettes originally used GASKETED spark plugs. No exceptions, whatsoever. The tapered seat plugs had not even arrived on the scene at that time.

[Francis F.]

Re: proper plug type "R44 T S/ or washer type

Thank's Joe,I assume this would hold true for passenger car engines also????
Francis

[Joe L.]

Re: proper plug type "R44 T S/ or washer type

Thank's Joe,I assume this would hold true for passenger car engines also????
Francis

Francis-------


If you're referring to 1968 Chevrolet passenger car engines, absolutely yes. They all used only gasketed spark plugs.