Hi im rebuilding an 86 5.7l small block
dumped the old heads (warped one) installed 2 Vortec heads , the motor that will see MARINE use, 48' house boat 3Bowee try hull.
my q is what is the purpose of the VALLEY COVERS in the engine ?
there was a very rusty cover held by 3 bolts that connected to a central oil delivery "
tube", do I need it? why is the cover used in the first place? will its absence cause detrimental issues in the future?
ps .aluminum intake manifold is new how do I make sure proper install I got rigid plastic intake gaskets new grade 8 bolts from local supplyer keep snaping at 25 foot/pd setting help!