Re: boat 440 questions

[neal zimmerman <neal.zimmerman@xxxxxxxxx>]

no. i am sure its standard rotation.  The boat had only one engine.
  reverse rotation in a single engined boat wouldnt make sense, as it
would just twist the boat  the other way.
  neal zimmerman, eugene oregon

On 8/15/08, Dave Casey <dcasey@xxxxxxxxxxxxx> wrote:
>
> Reverse rotation marine engines are used when paired with a normal rotation
> engine to that the torques balance out and the boat doesn't get skewed. When
> a boat has only one, I would assume it would be cheaper to build it standard
> rotation. The biggest changes you'd have to make are the crank and cam. The
> crank will be machined differently at the rear main seal and using it in
> forward rotation will create a hefty leak.
> Marine engines spend a lot of time at a constant RPM, so I suspect the cam
> would peak lower than you'd want to shift in a car.
>
> Dave Casey
>
> ----- Original Message -----
> From: "neal zimmerman" <neal.zimmerman@xxxxxxxxx>
> To: "1962to1965mopars" <1962to1965mopars@xxxxxxxxxx>
> Sent: Thursday, August 14, 2008 11:28 PM
> Subject: boat 440 questions
>
>
>> might have found a 440 for my 62 dart,  It was built for a ski boat
>> and has about 25 hours on it  supposedly.  It was for a propeller
>> boat, not a pump.
>>   the only thing i can tell u for sure is it has ISKY adjustable
>> rockers , and an edelbock Performer RPM manifold.  what is inside i
>> can only guess.
>>  Heres a few things i was wondering about,
>> 1) How are ski boat motors usually cammed?  would they be similar to
>> a street caM OR ?????
>>    2)  hOW ABOUT ROTATION, i hear some boat motors are made to run
>> backwards.???
>>       3)  how about compression, would it be high compression??
>>   the price is right, and the guy seems like a straight shooter,
>> but.......
>>   neal zimmerman, eugene oregon
>>
>
>
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----
Please address private mail -- mail of interest to only one person -- directly to that person.  I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic.  Thanks!

'62 to '65 Mopar Clubhouse Discussion Guidelines:
http://www.1962to1965mopar.ornocar.org/mletiq.html.