Twin Disc 509 1 Manual

Twin Disc
Marine Transmissions

Twin Disc MG-509 Marine Transmission Parts Diesel Parts Direct is an Authorized Twin Disc Dealer and carries a great selection of genuine parts for MG-509 DC (deep case) and MG-509 SC (short case) marine transmissions. Twin Disc MG-507 Specifications Need Assistance? If you know the correct Twin Disc part number, please enter it in the search box located in the navigation bar, or use any of our quick links below to access the most common parts available for this model. Manuals:Twin Disc - MG-509 CP - Service Manual - MM-509-CP (1022122) Page:1.

Twin Disc 509 Service Manual

Kilowatts (Horsepower)
Pleasure Rating Shown
Maximum Speed (rpm)Dry Weight kg (lbs.)List Price
ModelSAE Hsg. Ratios@ 2300
rpm
@ 2800
rpm
@ 3200
rpm
MG-5005A3, 4,5 BW1.54, 2.00, 2.4783(111)101(136)110(148)450025(55)
MG-5012 SC3, 4, BW1.51
2.09
2.40
2.77
123(165)
106(142)
94(126)
82(110)
149(200)
129(173)
1159154)
100(134)
171(229)
148(198)
131(176)
114(153)
450053(117)
MG-5015A3, 4, BW1.51
2.09
2.40
131(176)
108(145)
94(126)
160(215)
132(177)
114(153)
182(244)
150(201)
1319176)
450036(79)
MG-5020 SC3, 4, BW1.50, 2.04
2.50
2.94
181(242)
145(194)
123(165)

220(295)
176(236)
150(201)
251(337)
201(270)
171(229)
400075(165)
MG-5055A3, 4, BW 1.53, 2.08
2.46
214(287)
144(193)
261(350)
176(236)
298(400)
201(270)
400054(119)
@2300@2500@2800
MG-5011A3, 4, BW1.44, 1.90164(220)177(237)186(250)440049(109)
2.39145(195)157(210)168(225)
MG-5011 SC3, 4, BW1.11, 1.50, 2.00164(220)177(237)186(250)440049(109)
2.44145(195)157(210)168(225)
MG-5011 IV3, 4
BW
1.14, 1.54, 2.06, 164(220)177(237)186(250)440077(170)
2.51145(195)157(210)168(225)
MG-5050 SC1,2,3
CAT 3
1.00,1.23, 1.53,1.71,2.04
2.45
3.00
226(303)
226(303)
200(268)
245(329)
233(312)
213(286)
272(365)
261(350)
231(310)
330086(189)
MG-5050A*
1, 2, 3
CAT 3
1.12, 1.26, 1.50, 1.80, 2.04
2.5
226(303)
200(268)
245(329)
219(294)
272(365)
239(320)
330080(176)
MG-5050V5C Yoke1.12, 1.26, 1.50, 1.80, 2.04
2.5
226(303)
200(268)
245(329)
219(294)
272(365)
239(320)
330073(160)
MG-506-11, 2, 3
Cat 3
1.09, 1.50, 1.97194(260)•211(283)•236(317)•3000100(220)
2.50, 2.96172(230)186(250)209(280)3000102(227)
MG-506A1, 2, 3
Cat 3
1.09, 1.50, 1.97194(260)•211(283)•236(317)•3000125(275)
2.50, 2.96172(230)186(250)209(280)3000132(290)
MG-5061 SC1, 2, 3
Cat 3
1.15, 1.48, 1.77, 2.00283(369)308(413)345(463)330098(215)
2.43263(353)286(384)321(430)
3245(329)266(357)298(400)
MG-5061A
1, 2, 3
Cat 3
1.13, 1.54, 1.75, 2.00
2.47
283(380)
263(353)
308(413)
286(384)
345(463)
321(430)
330095(210)
MG-5061V5C Yoke1.13, 1.54, 1.75, 2.00
2.47
283(380)
263(353)
308(413)
286(384)
345(463)
321(430)
330086(190)
MG-5062V1, 2, 3
Cat 3
1.19, 1.53, 1.83,283(380)313(420)354(475)3300142(312)
2.07, 2.51263(353)286(384)321(430)
MG-5065 SC1, 2, 3
Cat 3
1.08, 1.26, 1.47, 1.72, 2.04, 2.43368(493)400(536)448(601)3300111(244)
MG-5065 A1, 2, 3
Cat 3
1.08, 1.26, 1.47, 1.72, 2.04, 2.43368(493)400(536)448(601)3300111(244)
MG-507A-11, 2, 31.10, 1.25, 1.51, 1.77, 1.98298(400)324(435)358(480)3200160(355)
2.54263(353)286(384)321(430)
2.99245(329)266(357)298(400)
MG-5075 SC1, 2, 3
Cat 3
1.06, 1.33, 1.53, 1.77, 2.05
2.53
380 (510)410 (550)453 (607)3300122 (268)
2.88373 (500)403 (540)434 (582)
MG-5075 SC1, 2, 3
Cat 3
0.80, 1.00380 (510)410 (550)453 (607)3300122 (268)
MG-5075 A1, 2, 3
Cat 3
1.06, 1.33, 1.53, 1.77, 2.05
2.53
380 (510)410 (550)453 (607)3300122 (268)
2.88373 (500)410 (550)453 (607)
MG5075 IV1, 2, 3
Cat 3
1.03, 1.30, 1.49, 1.72, 1.99, 2.47392 (526)423 (567)468 (628)3300
Kilowatts (Horsepower)Maximum speed (rpm)Dry Weight kg (lbs.)
ModelSAE Hsg. Ratios@ 2100
rpm
@ 2300
rpm
@ 2500
rpm
MG-507-21, 2, 31.10, 1.51, 1.77340(456)373(500)403(540)3200159(350)
1.98306(411)336(450)362(485)
MG-507A-21, 2, 31.10, 1.51, 1.77340(456)373(500)403(540)3200160(355)
1.98306(411)336(450)362(485)
MG-5081 SC1, 21.12, 1.30, 1.51, 1.97425(570)466(625)488(655)3000179(395)
2.48313(420)343(460)358(480)
MG-5081 SC1, 20.91, 0.76395(530)433(580)447(600)3000179(395)
MG-5081A1, 21.12, 1.30, 1.51, 1.97425(570)466(625)488(655)3000179(395)
2.48313(420)343(460)358(480)
MG-5085 SC1, 2, 31.05, 1.22, 1.42, 1.76, 1.96374(502)410(550)445(597)3200120(265)
2.33327(438)358(480)388(520)
MG-5085A1, 2, 31.05, 1.22, 1.47, 1.72, 2.04374(502)410(550)445(597)3200123(279)
2.43327(438)358(480)388(520)

OTHER MODELS ARE AVAILABLE THAT ARE NOT SHOWN
PLEASE EMAIL OR CALL
SPECIFICATIONS AND PRICES SUBJECT TO CHANGE WITHOUT NOTICE OR OBLIGATION

Pleasure craft:
Intermittent operation with very large variation in engine speed. Maximum power capacity is intended only for personal use, planing hull pleasure craft where full engine throttle operation will be less than 10% of the total time with balance of time at 80% of full throttle engine RPM or less. Annual operating hours up to 500. (For TMC transmissions 300 hours/year).
Intermediate duty:
Full throttle operation will average only a few hours per day with major portion of usage at partial throttle and total annual usage of 2000 hours or less.
Continuous duty:
Continuous operation with full engine governed speed. Unlimited hours per year.
IMPORTANT NOTICE:
The responsability for ensuring torsional compatibility rests with the assembler.
TECHNODRIVE can accept no liability for gearbox noise or for damage to the gearbox, the flexible coupling or to other parts of the trasmission caused by this kind of vibrations.

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