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Engines & Powertrain

Keeping your powerboat under power is a lot easier with good advice. Post your power systems questions here.
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  • 2 1/2" copper exhaust
    by Tightline5 » Sun Jul 31, 2011 9:17 pm
    32 Replies
    35075 Views
    Last post by J. Corbin
    Wed Aug 09, 2017 9:47 am
  • poor handling
    by Bradbury » Sun Nov 10, 2024 10:36 am
    3 Replies
    168 Views
    Last post by JimF
    Mon Nov 18, 2024 10:20 am
  • ‘54 KLC
    by rtf505 » Mon Nov 04, 2024 9:17 pm
    1 Replies
    123 Views
    Last post by maritimeclassics
    Tue Nov 05, 2024 8:30 am
  • K Series Engine Schematic
    by [email protected] » Wed Sep 18, 2024 10:23 am
    0 Replies
    162 Views
    Last post by [email protected]
    Wed Sep 18, 2024 10:23 am
  • Rusted Coupler
    by CaptTPT » Sun Sep 15, 2024 10:58 am
    0 Replies
    105 Views
    Last post by CaptTPT
    Sun Sep 15, 2024 10:58 am
  • Does a Jabsco 5850 water pump need a reducer for a KL engine
    by Tmalko » Mon Sep 02, 2024 10:55 pm
    1 Replies
    114 Views
    Last post by Tmalko
    Thu Sep 05, 2024 9:42 pm
  • 1959 Ski Utility GM 350 V8 Backfiring Continues
    by Miss Kris » Thu Aug 01, 2024 10:00 am
    2 Replies
    367 Views
    Last post by Miss Kris
    Tue Sep 03, 2024 12:02 pm
  • ‘56 Capri throttle cable
    by RobLindgren53 » Sun Sep 01, 2024 10:04 pm
    0 Replies
    151 Views
    Last post by RobLindgren53
    Sun Sep 01, 2024 10:04 pm
  • GM 350 V8 Backfiring
    by Miss Kris » Tue Jul 30, 2024 11:01 am
    3 Replies
    293 Views
    Last post by Miss Kris
    Sun Sep 01, 2024 12:29 pm
  • exhaust flapper valve
    by keithandkerry » Sat May 12, 2018 4:34 pm
    1 Replies
    2237 Views
    Last post by tbcruiser
    Wed Aug 21, 2024 8:38 am
  • Reverse gear on Cavalier is weak
    by [email protected] » Mon Jul 22, 2024 12:46 pm
    2 Replies
    316 Views
    Last post by [email protected]
    Fri Jul 26, 2024 11:14 am
  • points part number?
    by [email protected] » Wed Jul 10, 2024 10:04 am
    5 Replies
    446 Views
    Last post by [email protected]
    Fri Jul 12, 2024 2:15 pm
  • Propeller ID
    by Bill Darnaby » Tue Jul 02, 2024 12:05 pm
    4 Replies
    386 Views
    Last post by Captain Nemo
    Wed Jul 03, 2024 5:05 pm
  • KBL , at the end of its life?
    by Jarmo » Tue Feb 01, 2022 3:01 am
    20 Replies
    10693 Views
    Last post by Jarmo
    Tue May 28, 2024 6:28 am
  • 283 exhaust tip turndowns
    by tbcruiser » Wed May 15, 2024 10:57 am
    0 Replies
    746 Views
    Last post by tbcruiser
    Wed May 15, 2024 10:57 am
  • Clearance between prop and rudder
    by Peter McBratney » Sat Feb 17, 2024 1:58 am
    7 Replies
    1179 Views
    Last post by Jim Godlewski
    Wed May 01, 2024 6:36 am
  • 283 Oil System
    by Bill Darnaby » Sat Sep 09, 2023 8:13 pm
    3 Replies
    3013 Views
    Last post by rgmxk22
    Fri Mar 22, 2024 8:17 pm
  • Zenith 263M Float Adjustment
    by [email protected] » Wed Aug 30, 2023 9:18 am
    1 Replies
    3862 Views
    Last post by L76
    Wed Dec 20, 2023 10:58 am
  • Can’t figure it out!
    by Carrpelll » Tue Jul 27, 2021 9:44 pm
    7 Replies
    5260 Views
    Last post by davidvn
    Thu Nov 09, 2023 2:54 am
  • Model K Engine Troubleshooting
    by [email protected] » Tue Jul 04, 2023 1:55 pm
    4 Replies
    2665 Views
    Last post by seans
    Tue Sep 26, 2023 10:11 pm
  • Slow Power Loss a Mystery
    by RayB » Mon Sep 18, 2023 9:25 am
    2 Replies
    2796 Views
    Last post by drrot
    Thu Sep 21, 2023 8:16 am
  • 1960 Cavalier transmission-reverse gearbox
    by [email protected] » Thu Sep 07, 2023 10:34 am
    1 Replies
    2043 Views
    Last post by drrot
    Thu Sep 07, 2023 11:50 am
  • Did CC offer a 283 for a 1957 15 ft cav ?
    by joe ben » Fri Sep 01, 2023 5:50 am
    2 Replies
    2005 Views
    Last post by joe ben
    Mon Sep 04, 2023 1:09 pm
  • water intake scoop - facing forward or aft?
    by mmoody435 » Sun Jul 26, 2015 11:16 am
    7 Replies
    5610 Views
    Last post by Tmalko
    Sun Aug 27, 2023 6:51 pm
  • Oil Recommendation & Old fuel Issues
    by SAMBA » Tue Aug 22, 2023 12:02 am
    0 Replies
    3170 Views
    Last post by SAMBA
    Tue Aug 22, 2023 12:02 am
  • water pump grease
    by krrs » Tue Jul 03, 2018 3:35 pm
    6 Replies
    5770 Views
    Last post by Captain Nemo
    Sun Aug 06, 2023 9:55 pm
  • Fuel pump kl
    by Gunner0321 » Sun Aug 06, 2023 11:48 am
    0 Replies
    3292 Views
    Last post by Gunner0321
    Sun Aug 06, 2023 11:48 am
  • Spark Plugs on a KL engine??
    by Tmalko » Thu Jul 06, 2023 1:00 pm
    2 Replies
    2038 Views
    Last post by Tmalko
    Sun Jul 30, 2023 12:48 am
  • KL Won’t Get Over 1500rpm under load?
    by tim.whipple » Thu Jul 13, 2023 10:54 pm
    3 Replies
    2025 Views
    Last post by Badger85
    Wed Jul 19, 2023 7:53 pm
  • The Art of Fine tuning the KFL for Lake Tahoe...
    by L76 » Thu Jul 06, 2023 5:23 pm
    2 Replies
    2157 Views
    Last post by maritimeclassics
    Tue Jul 18, 2023 8:06 am
  • Temp Gauge Not Working
    by tparsons56 » Sat Jul 01, 2023 6:14 am
    3 Replies
    2586 Views
    Last post by tparsons56
    Fri Jul 07, 2023 12:57 pm
  • Propeller Replacement 1948 CC 17 Runabout
    by tom.dames » Thu Jul 06, 2023 8:01 pm
    2 Replies
    1900 Views
    Last post by tom.dames
    Fri Jul 07, 2023 12:01 pm
  • 1940 MS Engine
    by dougz » Sat Jul 01, 2023 10:35 am
    0 Replies
    3577 Views
    Last post by dougz
    Sat Jul 01, 2023 10:35 am
  • KFL - torquing the "2" head bolts/nuts for water outlet
    by L76 » Tue Jun 27, 2023 2:40 pm
    0 Replies
    3666 Views
    Last post by L76
    Tue Jun 27, 2023 2:40 pm
  • Adjusting Type M Clutch
    by tparsons56 » Tue Jun 06, 2023 11:41 am
    2 Replies
    2360 Views
    Last post by drrot
    Wed Jun 07, 2023 10:17 am
  • 1959 K-17 engine work
    by Moonlight » Fri Jun 02, 2023 7:05 pm
    0 Replies
    3788 Views
    Last post by Moonlight
    Fri Jun 02, 2023 7:05 pm
  • HOW TO...engine removal 1956 54' Constellation
    by [email protected] » Thu Mar 16, 2023 4:01 pm
    1 Replies
    2101 Views
    Last post by Moonlight
    Fri Jun 02, 2023 6:57 pm
  • Foam in oil
    by Warren » Sat Feb 25, 2023 12:40 pm
    4 Replies
    2800 Views
    Last post by Bilge Rat
    Mon Mar 06, 2023 8:26 am
  • KLC piston height
    by jmears » Fri Feb 10, 2023 11:42 am
    7 Replies
    2775 Views
    Last post by jmears
    Thu Feb 23, 2023 11:01 am
  • Water Pump Rebuilding
    by BULLGR » Mon Dec 05, 2022 8:06 pm
    7 Replies
    2830 Views
    Last post by jahearne
    Wed Feb 22, 2023 3:40 pm
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