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This is a custom Mercury V6 powerhead stud kit for a later-style studs-down Mercury Racing 12" mid-section. Made with high-quality 190,000 psi tensile strength chromoly with a durable black oxide finish that should be lightly coated with grease when dropping on your powerhead.


These powerhead studs have a super convenient broached Allen Head end for easier installation and removal from the block.


Includes eight (8) Mercury Powerhead Studs sized for the 12" studs-down Mid Section, eight (8) case-hardened thick-washers to fit the nut seats cast in the mid, and eight (8) stainless steel nylock nuts.

Contact Mike Hill at

Mercury 12" Mid Powerhead Studs Kit

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