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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)

$6,469.15

CLUTCH PLATE (DRIVEN, STEEL)

$106.22

DIPSTICK TUBE

$323.43

REAR SEAL RETAINER O-RING

PART RECOMMENDED WHEN CHANGING REAR SEALS

$50.55

O-RING

$14.87

O-RING

PART RECOMMENDED WHEN CHANGING REAR SEALS

$48.93

O-RING

PART RECOMMENDED WHEN CHANGING SCREEN

$7.99

CLUTCH PLATE (FRICTION)

$279.96

CLUTCH PLATE (STEEL)

$203.74

DIPSTICK

$126.74

DRIVE RING (BOLTS TO FLYWHEEL, 18")

$1,856.44

BREATHER

$233.55

SELECTOR VALVE GASKET

$8.24

OIL PUMP GASKET

PART RECOMMENDED WHEN CHANGING PUMP

$7.16

OIL FILTER GASKET

PART RECOMMENDED WHEN CHANGING FILTER

$8.55

GASKET

PART RECOMMENDED WHEN CHANGING PUMP

$12.14

SCREEN

$102.95

RUBBER BLOCK

$26.51

SHIM PLATE

$58.07

TOP COVER GASKET

$68.26

BEARING KIT

$11,233.39

GASKET AND SEAL KIT

$1,801.33

GASKET AND SEAL KIT

$1,305.78

FRONT SEAL

$82.35

REAR SEAL

$145.17

OIL FILTER

$78.86

SCREEN

$27.25

WEAR SLEEVE

PART RECOMMENDED WHEN CHANGING FRONT SEAL

$48.69

FRONT SEAL

$107.43

OIL FILTER - MG-514C

$29.72

REAR SEAL

$269.39

DRIVE SPIDER (INPUT, 18")

$3,942.21

CLUTCH CYLINDER

$7,560.14

CLUTCH HUB

$4,101.19

FILTER (SPIN ON)

$73.54

OUTPUT FLANGE

$4,804.59

OIL PUMP

$1,492.53

OIL PUMP (STANDARD, RIGHT END)

$4,362.83