HD Damper Plates

Marine Design Corporation

Heavy Duty NXT Damper Plate

Direct replacement for the factory NXT damper plate with a 1.375” shaft that has 26 splines. Heavy duty design with 8 springs and a solid backing plate that can withstand more torque than the OEM units.

Heavy Duty Crashbox Damper Plate

- 13-1/2 outside diameter mounting plate.
- plate is .100 thick.
- smaller bolt pattern: (8) 3/8 holes on 9" bolt circle
- l arger bolt pattern: (12) 3/8 holes on 12-5/8 bolt circle
- part is 1-1/2 overall thickness

Heavy Duty damper plate with eight cryo-treated springs and chrome moly backing plate. Built to withstand the extreme HP and torque of today’s high performance engines.