Beta Marine Engines

Fahrenheit · Fahrenheit

Hi, My Beta 30 K28539 with TMC 60 A gearbox recently started throwing ATF off the coupling. Suspected the output shaft seal but turned out to be leaking out along the thread between the coupling retaining nut and the shaft. The mechanic (a John Deere mechanic; only one available where I am now) express...

marctg · marctg

Current engine is a Universal 5424 diesel with 12,000 hours. Prop is 3 blade 15x12 Michigan Wheel modified to Catalina Specs. Weight #17,500, 30.3 L.W.L. Would like 70 amp alternator upgrade. The Beta 25 looks right, asking for an opinion. Thanks!

rleporati · rleporati

I recently over heated and discovered my coolant was very low. refilled and ran under load with no signs of a leak. I'm suspecting my radiator cap. Any thoughts?

OSDEFS · OSDEFS

Hello, In the manual the coolant recommendations are 50% water and 50% "antifreeze", for climates wear freezing is a possibility I guess. What are the specifications of the antifreeze? Declan

NeilMcCubbin · NeilMcCubbin

We have a Beta 60 Beta UK recommends about 50% antifreeze in the coolant, but youi advised me at Annapolis that 35-40% is better in the tropics We are in the S Caribbean, and due t change coolant. Antifreeze is hard to find here. The locals use either plain water, or stuff like Herrero's Red cool, which...

Topic		Started By	Replies	Views	Last Post
	TMC 60 A oil leak (Preview) Hi, My Beta 30 K28539 with TMC 60 A gearbox recently started throwing ATF off the coupling. Suspected the output shaft seal but turned out to be leaking out along the thread between the coupling retaining nut and the shaft. The mechanic (a John Deere mechanic; only one available where I am now) express...	Fahrenheit	1	945	Jan 10, 2018 by Stanley
	Repowering 1985 SS Catalina 38 (Preview) Current engine is a Universal 5424 diesel with 12,000 hours. Prop is 3 blade 15x12 Michigan Wheel modified to Catalina Specs. Weight #17,500, 30.3 L.W.L. Would like 70 amp alternator upgrade. The Beta 25 looks right, asking for an opinion. Thanks!	marctg	4	433	Jan 3, 2018 by Stanley
	OVER HEATING radiator cap over heating loss of coolant (Preview) I recently over heated and discovered my coolant was very low. refilled and ran under load with no signs of a leak. I'm suspecting my radiator cap. Any thoughts?	rleporati	4	462	Dec 28, 2017 by Stanley
	"Anti-Freeze" (Preview) Hello, In the manual the coolant recommendations are 50% water and 50% "antifreeze", for climates wear freezing is a possibility I guess. What are the specifications of the antifreeze? Declan	OSDEFS	1	712	Dec 13, 2017 by Farron
	Coolant in the tropics (Preview) We have a Beta 60 Beta UK recommends about 50% antifreeze in the coolant, but youi advised me at Annapolis that 35-40% is better in the tropics We are in the S Caribbean, and due t change coolant. Antifreeze is hard to find here. The locals use either plain water, or stuff like Herrero's Red cool, which...	NeilMcCubbin	1	753	Dec 6, 2017 by Stanley
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