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-   -   Looking for replacement 32 89730 (https://www.offshoreonly.com/forums/general-q/365600-looking-replacement-32-89730-a.html)

F14A water jet 03-30-2020 07:04 PM

Looking for replacement 32 89730
 
I blew a cooling hose (starboard thermostat to manifold) on one of my big blocks. I have attached a picture with the # 32 89730. The internet tells me this has been updated to 89731 BUT when I look at the picture, the hose seems to be significantly longer and has too many bends.
Can anyone direct me to a direct replacement hose?
Thank you,
Tomhttps://cimg2.ibsrv.net/gimg/www.off...9b501f6549.jpg

compedgemarine 03-30-2020 09:14 PM

try 897301

Unlimited jd 03-30-2020 09:50 PM

https://cimg1.ibsrv.net/gimg/www.off...f124b6743.jpeg
https://cimg6.ibsrv.net/gimg/www.off...7b9a9cd01.jpeg
I have 2, $20 ea plus shipping

Mbam 03-31-2020 07:11 AM


Originally Posted by F14A water jet (Post 4731442)
I blew a cooling hose (starboard thermostat to manifold) on one of my big blocks. I have attached a picture with the # 32 89730. The internet tells me this has been updated to 89731 BUT when I look at the picture, the hose seems to be significantly longer and has too many bends.
Can anyone direct me to a direct replacement hose?
Thank you,
Tomhttps://cimg2.ibsrv.net/gimg/www.off...9b501f6549.jpg

Hmmm looks like the straight end might have been cut. Can you post another photo or 2 with a tape measure in the picture and maybe with the straight end in front. I can pull a 897301 off the shelf and compare.

https://www.mercruiserparts.com/897301-hose-molded


F14A water jet 03-31-2020 06:26 PM

See below...THANKS!
https://cimg4.ibsrv.net/gimg/www.off...44df323a1a.jpg

F14A water jet 03-31-2020 06:28 PM

One issue seems to be that the manifold pipe where the hose attaches does not have a "ridge" to help hold the hose in place...I'm gonna double hose clamp.

F14A water jet 04-06-2020 08:41 AM


Originally Posted by Mbam (Post 4731497)
Can you post another photo or 2 with a tape measure in the picture and maybe with the straight end in front. I can pull a 897301 off the shelf and compare.

Thank you for your help...and discoveries?

Mbam 04-06-2020 09:00 AM

Wow the new 897301 looks completely different!

Can you tell if your hose has been cut? Post a close up photo of the end. Also a photo of the engine showing where it attaches at both ends.
https://cimg0.ibsrv.net/gimg/www.off...06f6de51c9.jpg
https://cimg7.ibsrv.net/gimg/www.off...141bd3a975.jpg

F14A water jet 04-06-2020 09:15 AM


Originally Posted by Mbam (Post 4732450)
Wow the new 897301 looks completely different!

Can you tell if your hose has been cut? Post a close up photo of the end. Also a photo of the engine showing where it attaches at both ends.

It looks like the hose has been cut down to mate up with the GIL exhaust manifolds. It also looks like the T going into the manifold has a "smooth" contour (does not have a ridge/lip for the hose to grab). See attached (not mine but very close). I am sure the boat has been run like this for a number of years (200+ hours) so I think it just vibrated loose and I will double the hose clamps for safety.
Thanks again,
Tom
https://cimg8.ibsrv.net/gimg/www.off...5b0906840a.jpg

Mbam 04-06-2020 09:18 AM

O - now I see. It wouldn't hurt to pull the fitting and have someone machine a section to give you a lip. We do that all the time when we make fittings.


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