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Twin Disc MG-520 Marine Transmission Parts

Diesel Parts Direct is an Authorized Twin Disc Dealer and carries a great selection of genuine parts for MG-520-1 DC (deep case) and MG-520-1 SC (short case) marine transmissions. We stock most popular products like clutch plates, oil pumps, rubber blocks, and filters and have them ready for immediate shipment.


TORSIONAL ELEMENT (VULKAN, SILICON)

$7,523.84

CLUTCH PLATE (DRIVEN, STEEL)

$115.97

DIPSTICK TUBE

$369.01

REAR SEAL RETAINER O-RING

PART RECOMMENDED WHEN CHANGING REAR SEALS

$57.40

O-RING

$16.47

O-RING

PART RECOMMENDED WHEN CHANGING REAR SEALS

$53.16

O-RING

PART RECOMMENDED WHEN CHANGING SCREEN

$8.47

CLUTCH PLATE (FRICTION)

$328.71

CLUTCH PLATE (STEEL)

$220.28

DIPSTICK

$145.29

DRIVE RING (BOLTS TO FLYWHEEL, 18")

$2,200.63

BREATHER

$265.18

SELECTOR VALVE GASKET

$9.00

OIL PUMP GASKET

PART RECOMMENDED WHEN CHANGING PUMP

$8.38

OIL FILTER GASKET

PART RECOMMENDED WHEN CHANGING FILTER

$10.11

GASKET

PART RECOMMENDED WHEN CHANGING PUMP

$13.25

SCREEN

$115.79

RUBBER BLOCK

$31.42

SHIM PLATE

$64.66

TOP COVER GASKET

$72.36

BEARING KIT

$12,388.44

GASKET AND SEAL KIT

$2,006.03

GASKET AND SEAL KIT

$1,503.86

FRONT SEAL

$97.62

REAR SEAL

$158.50

OIL FILTER

$88.68

SCREEN

$31.84

WEAR SLEEVE

PART RECOMMENDED WHEN CHANGING FRONT SEAL

$56.61

FRONT SEAL

$120.82

OIL FILTER - MG-514C

$35.39

REAR SEAL

$294.11

DRIVE SPIDER (INPUT, 18")

$4,519.31

CLUTCH CYLINDER

$8,294.23

CLUTCH HUB

$4,679.17

FILTER (SPIN ON)

$94.67

OUTPUT FLANGE

$5,455.48

OIL PUMP

$1,744.09

OIL PUMP (STANDARD, RIGHT END)

$4,905.78