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- Cummins Marine Forum Topics
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EnviroVent
This topic has 1 reply, has 2 voices, and was last updated by 3 years ago
January 12, 2021 at 3:32 pm Installed on both of my 6BTA5.9 M3 engines. Nice simple design and seems to work well. Installation was very easy except that I had to run around town for a couple hours trying to find a couple 70 cent 9/16″ x 18 ORB parts to properly plug the ports where the removed Walker AirSeps drained into the oil pan. For a $350 kit I think Seaboard should include the oil pan plug.
1 ReplyJanuary 12, 2021 at 7:35 pm My take————–I have seen not less that 4 types of ways Cummins used to do drain the Walker…. Could be more ? Tony
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Yellow or Green Belt for 6BTA5.9?
This topic has 4 replies, has 4 voices, and was last updated by 4 years ago
November 22, 2019 at 2:37 pm I need some additional help to identify which belt I need for my 6BTA5.9-M3 CPL 1975 S/N 46160878 and 46160385 engines. I have Delco Remy alternators P/N 3934778 which appear like the “Large Frame Alternator” in the Seaboard picture. I have the idler pulley. My alternator frame mounts in-between the mounting bracket arms like the green belt picture but unlike the “Large Frame Alternator” which mounts forward of the mounti…
4 RepliesNovember 24, 2019 at 8:37 am Many thanks.
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Blinking preheat light 6BTA
This topic has 3 replies, has 3 voices, and was last updated by 5 years ago
November 4, 2018 at 8:04 pm I have a 2002 Bayliner 3988 with Cummins 330s. When I am running fast around 2400 RPM and above for extended periods like 30 minutes my STBD preheat light blinks at a constant rate of about once every second. If I slow down, it continues to blink but If I stop and restart the engine there is no blinking until I run at high RPM for extended time again. All other temps are normal. Wide open throttle is about 2900 RPM and even at that speed all tem…
3 RepliesNovember 5, 2018 at 5:21 am The air heaters are controlled by the ECM based on time, rpms, IMT and low voltage. Bayliner did their own thing when it came to setting up the helm gauges, alarms, etc. With a twin setup you have the option of comparing how things operate and swapping components for troubleshooting. Have you been on the Bayliners forum? A good place for Bayliner-specific things..
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EnviroVent