69 , 427 head gasket

[Tom M.]

What is the difference in the 69, 427 head gaskets for L89 & L88 heads ? VS 390 & 400 hp engines
do you have a part #.

thanks for the help, Tom

[Wayne M.]

Re: 69 , 427 head gasket

What is the difference in the 69, 427 head gaskets for L89 & L88 heads ? VS 390 & 400 hp engines
do you have a part #.

thanks for the help, Tom

Well, here's an NOS gasket for the L36, L68 and L71 engines (pic below), part # is same as stamped, 3863199.

For the aluminum head engines (842 heads), according to GM parts books, it is # 3921940. Believe the latter is of composite design.

[Clem Z.]

Re: 69 , 427 head gasket

What is the difference in the 69, 427 head gaskets for L89 & L88 heads ? VS 390 & 400 hp engines
do you have a part #.

thanks for the help, Tom

aluminum heads used victor core composition gasket where the iron heads used used a steel shim gasket