New 1075 Mercury HP direct replacement damper plate with dual bolt patterns, eight cryo-treated springs and 26 spline chromoly hub and backing plate. Built to withstand the extreme HP and torque of today’s high performance engines. Replaces OEM # 8M0050119, 842554A1. This will fit both 755-8602 top mount, neutral balanced steel flywheel as well as stock Mercury flywheel