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The first glimpse into the engine reveals a lifter valley baffle to keep hot oil from splashing against the bottom of the intake and unnecessarily heating the incoming air/fuel mixture. Here you can also see an oil passage directly above the head bolt between the first two cylinders. This provides oil to the top end on early-style engines. Using the late-model Magnum R/T heads, which oil through the pushrods, this passage was blocked with the head gasket and the head itself.