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Section Topic Details Includes Attachments Notify me of any new messages to this topic.  Replies  Last
 Repowering:Trojan -  36´ Trifly VIEW/REPLY   Notify me of any new messages to this topic. 8  Sat Sep 5 09 6:30 PM
Aug 28 2009
08:20 AM
Level-1 Member Gh22   Hi. Installing 2 cat 3116´s in my 36´ trojan trifly. Anybody have similar setup and knows what shaft speed and props would be best for this.
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 Repowering:Trojan -  Trojan 10.8 repower VIEW/REPLY   Notify me of any new messages to this topic. 2  Sun Aug 30 09 1:37 PM
Jul 22 2008
02:25 PM
Guest Charlie   I am planning to repower a 1987 Trojan 10.8 with Yanmar 315hp diesels, 1:2.43 gear, 21x25 four blades props. Anyone has used these engines in this model? What performance do you get? I would ap.....
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 Repowering:Trojan -  Trojan 10.8 repower VIEW/REPLY Includes Attachments Notify me of any new messages to this topic. 5  Sat Nov 22 08 10:55 PM
Jul 24 2008
03:14 PM
Guest Charlie   I am rebuilding a Trojan 10.8 sedan and have decided to repower with Yanmar 315hp with a 2.43 transmision. It used to have DD 315hp but the performance was poor. Anyone has experience with Yanmars .....
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 Repowering:Trojan -  speed calculation VIEW/REPLY Includes Attachments Notify me of any new messages to this topic. 16  Mon Nov 19 07 2:01 PM
Oct 2 2007
06:03 AM
Guest Rick   Hi,I have a 10.8 meter trojan and I am trying to calculate which category my boat falls under for hull form to determine power required for speed,should I be using slow planing or average planing in t.....
16 Responses.... Open/CloseView ALL

 Repowering:Trojan -  repowering a 1986 11 meter trojan international express VIEW/REPLY   Notify me of any new messages to this topic. 1  Wed Nov 7 07 11:58 AM
Nov 4 2007
12:14 AM
Level-1 Member Ruby   Has anyone repowered this boat with 692´2 instead of 671´s. I know that if it had 671´s it used 507a transmissions, the boat is 14 feet wide , i am not sure if there is enough room f.....
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 Repowering:Trojan -  repowering 1972 trojan 25´ VIEW/REPLY   Notify me of any new messages to this topic. 5  Thu Aug 9 07 11:25 PM
Aug 8 2007
03:19 AM
Guest Et   Just bought boat had a 302 gas attempted to put 290hp vortec gas in and found bellhousing was to large to align with shaft. It would require extensive deck work in order to move moter forward along s.....
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 Repowering:Trojan -  prop shafts size VIEW/REPLY   Notify me of any new messages to this topic. 4  Sat Nov 11 06 2:42 AM
Nov 10 2006
08:17 PM
Guest Marcus Walldroff   Tony I am starting the repower process with the 315 cummings and could use some help can i use a smaller shaft than 1.50 with only a 17 in prop and 1.50 1 gear box? I would like to use my struts.....
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 Repowering:Trojan -  i currently have a f2 trojan i want to put i a pair VIEW/REPLY   Notify me of any new messages to this topic. 22  Wed Sep 13 06 10:07 PM
Nov 1 2005
09:38 PM
Guest marcus walldroff   i currently have a f32 trojan and want to repower i have a pair of low hr vm diesels rated at 170 hp and 2.2 to i gears would like to know if any one has used this motor and what if any comments.....
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 Repowering:Trojan -  Prop shaft bolts VIEW/REPLY   Notify me of any new messages to this topic. 31  Wed Feb 15 06 4:56 AM
Jan 31 2006
03:14 PM
Guest Keith Shirley   What grade bolts should be used to bolt the companion flanges together? I am repowering and do not have the original bolts. Engines are DD 8.2´s @ 250hp
31 Responses.... Open/CloseView ALL

 Repowering:Trojan -  repower f32 trojan sedan VIEW/REPLY   Notify me of any new messages to this topic. 5  Mon Jan 23 06 4:04 AM
Jan 17 2006
11:16 PM
Guest marcus walldroff   well guys after taking all the advice every one gave me i went out and bought a pair of 315 cummings low hrs with 1.50 twin disc and a trolling valve so i now would like to know if and what i .....
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 Repowering:Trojan -  11 meter trojan VIEW/REPLY   Notify me of any new messages to this topic. 2  Tue May 31 05 10:44 PM
Feb 12 2005
10:50 PM
Level-1 Member Paul H Foster   Has anyone repowered a 11 meter trojan conv. with 6V92 detroits ? or know if these engines will fit (have a friend that found a deal on theses and wants to repower) thanks Paul
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 Repowering:Trojan -  Trojan 10 meter with Caterpillar 3208 VIEW/REPLY   Notify me of any new messages to this topic. 1  Thu Nov 25 04 10:31 PM
Nov 25 2004
10:17 PM
Level-1 Member john danpour   Has anyone heard of puting Cat 3208 diesels in a trojan 10 meter? Currently have Crusader 454´s. What were the results? Thanks
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 Repowering:Trojan -  Fabrication of engine beds? VIEW/REPLY   Notify me of any new messages to this topic. 9  Tue Nov 16 04 11:28 PM
Oct 10 2002
09:10 PM
Guest Bill Green   Installing 2-8.2s and removing 2 Chrylser diesels in a 1981 36´ Trojan Sedan. I have done the research on the shaft sizes, exaust sizes, props and transmissions, but I need some reference materi.....
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 Repowering:Trojan -  Trojan Parts VIEW/REPLY   Notify me of any new messages to this topic. 2  Wed Nov 3 04 12:06 AM
Sep 11 2004
10:06 PM
Guest Frank Knapp   Hi, Does anyone know of a Trojan F-36 being parted out? I need parts! Thanks
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 Repowering:Trojan -  Repowering1989 33´Trojan Express cruiser VIEW/REPLY   Notify me of any new messages to this topic. 2  Tue Oct 28 03 11:16 AM
Feb 18 2003
10:51 PM
Guest John Hunter   I currently have 350hp/454 gas Crusaders. Cruise speed of 18knts. at 3400rpm burning 38 gal. per hr. What would be a good diesel repower? Can I achieve 25knt. cruise? What about rebuilds? What fits? H.....
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