R&D Drive Plate For PRM, Hurth (10 Teeth Spline, 298.5mm OD, 100 lbft)

22AM8 R & D Boat Engine Damper Drive Plate

Fitted between the boat engine and the gearbox input shaft, a damper drive plate is designed to transmit the engine power to the gearbox, whilst reducing transmitted gear noise and providing a cushioned drive when selecting gear. All R and D Damper Drive plates include a 'failsafe' design.

Also called the Driven Plate, Damper Plate or Clutch Plate, the 22AM8 Damper Drive Plate is from the R and D High Deflection element range. Common applications for the 22AM8 drive plate include BMC, Ford and Perkins engines.

Drive plate 22AM8 can replace PRM MT4906 and R&D 22AA8.

R&D damper plate technical details:
- Spline: 10 B10 x 23 x 29 DIN 5464 (29mm diameter) Newage PRM 80 & 120 gearbox, ZF 10 & 12 gearbox, Hurth HBW 5, 10, 50, 125 and 15 gearboxes, Technodrive TMC 30, 40, 50 & 60 gearboxes and Borgwarner 500
- Diameter of drive plate back plate which bolts to the engine flywheel: 298.5mm (11.75")
- Back plate fixing holes: The multi-punched back plate has various groups on holes 6 x 8.1mm on 200mm PCD, 6 x 8.1mm on 250mm PCD, 6 x 8.1mm on 269.9mm PCD and 6 x 8.1mm on 273mm PCD
- Drive plate maximum thickness: 32mm (1.25")

Fitted with the softer type AM high deflection 'finger type' element for 135Nm 100 ft lb torque, providing a maximum deflection up to 30 degrees. This type of drive plate is especially suited to workboats with slow speed applications & pleasure boats. Note that this type of damper drive plate can only be fitted to rotate in the standard direction of rotation (anti-clockwise when looking at the flywheel) with the drive plate element facing the gearbox. These damper plates are also failsafe.

If you are unsure or need any assistance choosing your drive plate please contact our customer support department who will help you find the right parts for your application.