Hot Stang
Member
The reason I upgraded my heads was because the '85 E5 heads had the crossover. Well as you know they don't work for performance. So I did searches to see where I wanted to go and what I could find in my area.
Ford Cylinder Heads and Valvetrain Interchange: Small-Block
Ford Cylinder Heads and Valvetrain Interchange: Small-Block- Covers Ford V8 Engine Families Including: Windsor, Cleveland, FE, M, 385-Series, and Boss
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