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Old 02-10-2004, 01:12 PM
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Default Lifespan of headers

can anyone tell me what is the life expectancy of headers used in salt water applications.

if flushed after every use

if never flushed all season
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Old 02-10-2004, 03:36 PM
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if flushed after every use : three season

if never flushed all season : two season

*if its ,hi quality product
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Old 02-10-2004, 04:05 PM
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My CMI's lasted 4.5 yrs. on my 500 EFI's. Just replaced them. Give OSO'er, "RPM" a call. He'll hook you up on a new set. 920-203-4000 Rod.
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Old 02-10-2004, 08:11 PM
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WOW, I guess my CMIs are way over due. I bought them in 95.
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Old 02-11-2004, 07:27 AM
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i used .......der headers just one season and they are finished.salt water.never flushed.cant give the excat name cause very nice people,actually excellent looking product but material quality very very low.
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Old 02-11-2004, 07:48 AM
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I bought my CMIs in 95 and up until last season they seem to have had no problems. But ,we found quite a few leaks last year and now im suspecting that was the cause of my engine failures. Now we are going with Stainless Marine. Hopefully, we will have better luck.
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Old 02-11-2004, 08:24 AM
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Depending on the serial number on the headers, they could be Nine years old. Were the engines the same age ? I would not attribute that length of service to luck, but rather a quality product that received good care. Call Randy at CMI at 920/720-4225 to discuss what can be done.
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Old 02-11-2004, 08:31 AM
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These headers were installed in mid 95. never flushed during the season. I ran several motors with this exhaust. And I would agree CMI makes a quality product. The only season I did not run the boat was 97. so, I would say I got 7 full seasons out of these pipes. Not too shabby, considering the beating they took.
Salt water, overheating, no flushing, ect ect ect. We just started to notice leaks early last year. However, the leaks cost me two motors. Oh well..live and learn.
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Old 02-11-2004, 09:46 AM
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Originally posted by BRUCE SEROFF
These headers were installed in mid 95. never flushed during the season. I ran several motors with this exhaust. And I would agree CMI makes a quality product. The only season I did not run the boat was 97. so, I would say I got 7 full seasons out of these pipes. Not too shabby, considering the beating they took.
Salt water, overheating, no flushing, ect ect ect. We just started to notice leaks early last year. However, the leaks cost me two motors. Oh well..live and learn.
Bruce, How many hours were on the headers? Mine had 400 (but.... I read the manual and DID flush them -- haha!!! (and they still wore out) But, I wouldn't have gone back w/ anything else except Stainless Marine. When I dealt w/ CMI (indirectly thru OSO'er, "RPM" aka Rod) they really worked me a great deal on the new headers.
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Old 02-11-2004, 10:24 AM
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Bruce,

Please elaborate on the type and location of the leaks.

Thanks,

Mark S.
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