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Search took 0.00 seconds. Search: Posts Made By: CSY Man

Forum: Engines and Propulsion Systems

04-08-2005, 03:15

Replies: 15

Shaft Rotation Question

Views: 8,286

Posted By CSY Man

Yeah, there is some web-pages. Try this one:...

Yeah, there is some web-pages.

Try this one:

https://www.johnsboatstuff.com/default.htm

and this one

https://www.image-ination.com/sailcalc.html

Forum: Engines and Propulsion Systems

04-08-2005, 02:54

Replies: 15

Shaft Rotation Question

Views: 8,286

Posted By CSY Man

Huh me? the above numbers are as per...

Huh me?

the above numbers are as per Perkins..400 hrs for injectros and 1000 for valve adjustments,
Granted, the book was written 26 years ago and now we have better fuel, filters and lubes...And...

Forum: Engines and Propulsion Systems

03-08-2005, 11:21

Replies: 15

Shaft Rotation Question

Views: 8,286

Posted By CSY Man

My 4-108 has a max RPM of 4000, with max...

My 4-108 has a max RPM of 4000, with max contiuous 3000.

Most efficient is 70% of max c., =2100.

I run a 16X10.5 prop on a 33 foot sailboat, displaces about 12 tons loaded.
Figure about .5 US...

Forum: Engines and Propulsion Systems

01-08-2005, 10:01

Replies: 15

Shaft Rotation Question

Views: 8,286

Posted By CSY Man

What would you like to know? I have lived with...

What would you like to know?
I have lived with a Perkins 4-108 for 6.5 years and have become quite intimate with the beast.

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