Thanks for clearing that up Mark! My 89 was the last new vehicle I bought
so I have not really kept up with the changes. If there is no pre-heat on
this engine then open filters in the winter is not an issue.
Brian Cleary
bcleary@interlog.com
----------
> From: mkarl@airmail.net
> To: dakota@ait.fredonia.edu
> Subject: Re: Wind resistance; was: High RPM's etc.
> Date: Monday, May 12, 1997 8:55 AM
>
> At 10:59 PM 5/10/97 -0400, you wrote:
> >Pre-heating the incoming air may not be as much a problem on MPI's as
much
> >as carbed and TBI engines. In those engines the atomized air can
> >de-atomize in a cold manifold and cause stumbling and rough running
until
> >the manifold heats up. The preheater warms the incoming air and helps
> >prevent this problem.
> Magnum engines don't preheat incoming air.The sbec recieves air
temp,manifold
> air presure,and throttle position to deterime fuel requirements.This
means
> when the temp is cold you go faster without drivabity problems.
>
>
>
>
>
>
>
> Karl 92CC 4/5 rt,4.10SG,electric fans,non lockup converter,B&M mega
shifter
> Jacobs omnipac.(15.093@89.97)1.7roller rockers on order.
>
>
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