Free - Twin Disc MG-514B Troubleshooting Guide Parts for Twin Disc ® MG514B Marine Transmissions - Plate Section Loading... 1 Clutch plate for Twin Disc marine gear MG514 . Price: $ 88.53 Qty: ^ Pictures In Stock Add to Cart 2 Clutch plate for Twin Disc marine gear MG514 . Price: $ 62.87 Qty: ^ Details In Stock Add to Cart 3 Spring for Twin Disc MG514 Marine Transmission . Price: $ 3.78 Qty: ^ Details In Stock Add to Cart Go Back Free - Twin Disc MG-514B Troubleshooting Guide