Specification: Mounting Style: Center Bolt Internal Height: Tall Covers measure approximately 3.34" depth One 1.25" breather hole on each valve cover Cover Material: Cast Aluminum Professional installation in highly recommended(No instruction included) Please remove the accessories before installation Fitment: Fits 1958-86 small block 283, 302, 305, 327, 350, 400 heads with perimeter bolt pattern. Package includes: As shown in our pictures. .
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