Pushrod length question.
Stock heads
224/228 641 646
110 lsa 0 advance
I would like to keep the drivetrain silent, no sewing machine for me please.

After doing some reading it looks like i need somewhere around 7.450 or 7.475.
I am running felpro 9284pt head gaskets, which i am also having trouble finding info for.
Any thoughts?

