[C38] Serpentine belt for higher output alternator

[Max Soto]

Hey Larry, check out this site. I find it awesome. They have a lot of
pulley kits tht are not listed on the web, so you have to call them and ask
for you specific kit.

https://store.electromaax.com/index.php?route=product/category&path=38

Hope this helps. Max

2011/11/8 Max Soto <maxsoto at gmail.com>

> Tom, you are right, but I think that Larry's engine model (kubota) has
> been already marinized by Betamarine, and Balmar already has serpentine
> pulleys available, so he might be that lucky and find them already
> available on the market.
> Max
>
> 2011/11/8 tdtron at earthlink.net <tdtron at earthlink.net>
>
> Hello Larry and group,
>>
>> I am retired from the automobile business and was a technician (mechanic)
>> in my earlier years.
>>
>> When the serpentine belts first became popular on cars, they drove us
>> crazy
>> with squealing problems.  Unlike a v-belt, a serpentine must be have
>> perfect alignment from all pulleys. The car makers were used to getting it
>> close with v-belts but close was not good enough when it came to the
>> serpentine belts.
>>
>> We had factory recalls using shim kits to move various components of the
>> system so the belts would line up right correctly.  A v-belt is extremely
>> forgiving but not so with the serpentine.
>>
>> That being said, as you know there is no comparison in efficiency using a
>> serpentine belt and I see your argument for a conversion to serpentine.
>> There is very little horsepower waste with a serpentine belt where a
>> v-belt
>> robs a lot of horsepower.
>>
>> I think your idea of a conversion to serpentine would be a great benefit
>> but at what expense?  If there was already a kit on the market to replace
>> the pulleys and also shim the components for perfect alignment it may make
>> a good project but going it alone may be more of a project than can be
>> justified.  I expect you would have to fabricate the pulleys from welding
>> serpentine rims to the existing pulleys, etc.,  making this endeavor more
>> of a career than a project.  Keeping the existing pulley ratios would also
>> complicate the procedure.
>>
>> If Kabota uses serpentine belts on their current crop of tractor engines
>> and the pulleys would fit your engine and components, your project just
>> may
>> be feasible, but again, at what expense?  The reference it Kabota is
>> assuming you are using a Universal engine.  Any other engine would present
>> the same logistics for pulley replacement.
>>
>> Anyway, that is my opinion.  I am always a fool for jumping into this type
>> of project but thankfully I sold my boat or I would be trying to figure
>> out
>> how to make this worthwhile upgrade.  I have a simple machine shop and
>> weld
>> shop but having these capabilities and equipment can be a curse.  Smarter
>> people than me know when to say no or they pay someone else to do the
>> dirty
>> work but I was never that smart.
>>
>> Tom Troncalli
>> Recovering ex-38 owner
>>
>>
>>
>>
>>
>> > [Original Message]
>> > From: Larry Malmberg <Larrypi at roadrunner.com>
>> > To: <hlhowell at pacbell.net>; Catalina 38 Listserve
>> <listserve at catalina38.org>
>> > Date: 11/8/2011 8:59:41 AM
>> > Subject: Re: [C38] Alternators
>> >
>> > I have been considering going to a serpentine belt system.  Has anyone
>> done
>> > this?
>> >
>> >
>> >
>> >
>> >
>> >
>> > Best regards,
>> >
>> > Larry Malmberg
>> > Team Hassle
>> >
>> > -----Original Message-----
>> > From: listserve-bounces at catalina38.org
>> > [mailto:listserve-bounces at catalina38.org] On Behalf Of les
>> > Sent: Tuesday, November 08, 2011 3:30 AM
>> > To: listserve at catalina38.org
>> > Subject: Re: [C38] Alternators
>> >
>> > Also, with higher amperage, dual belts are recommended starting at about
>> > 100A.
>> > On JACE, the original 5424 frontplate cracked, probably from the
>> alternator
>> > load when I put the 91A presto lite on it.
>> >
>> > On the original engines the lower bolt hole is cast into the front
>> housing
>> > of the engine, which is cast metal, and quite brittle.
>> >
>> > Regards,
>> > Les H
>> > On Sun, 2011-11-06 at 21:57 -0800, Steve Smolinske wrote:
>> > > One cautioin on higher load alternators or dual is they will put more
>> > mechanical load on the mounting bracket and engine and can fail as a
>> result.
>> >
>> > >
>> > >
>> > >
>> > > ________________________________
>> >
>> >
>> >
>> > _______________________________________________
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>> >
>> >
>> > _______________________________________________
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>>
>>
>>
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>>
>
>
> --
> Max Soto
> C38 #198 ESTANCIA
> Puntarenas, Costa Rica
>



-- 
Max Soto
C38 #198 ESTANCIA
Puntarenas, Costa Rica
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