Re: MP SBEC, bad pinging problem, please help!

From: Jack Hilton III (HEMI@charter.net)
Date: Thu Dec 17 1998 - 22:32:28 EST


Need a 180 stat .

At 06:57 PM 12/17/98 EST, you wrote:
>DML,
> I just installed the Mopar Performance computer in my '95 V8 auto. After
>installation I took it for a test spin. The first time that I got on the gas
>from a dead stop I thought I heard 2 or 3 tapping sounds, but I wasn't quite
>sure. These occured around 4000 rpm. I drove it around another 5 minutes or
>so, and got on it again from about 45mph. I immediately heard what sounded
>like a drum solo of pinging coming from my beloved 318.
> What's the story with this? I thought that running 93 octane (Mopar says the
>computer requires 92) would satisfy the computer's needs. I can't see that
>anything I've done to the truck so far (headers, MSD, cat-back, pulleys, K&N)
>could even contribute much less cause this problem.
> The only possible solution that I can think of would be to install a lower
>temp thermostat, but what temp should I go with? I know that running the
>engine at too low an operating temp can result in as much damage to the
>engine as the pinging and detonation. Has anyone else had this problem? If
so,
>please tell me how you dealt with it. Thanks in advance.
>
>

W . Jack Hilton III

HEMI@charter.net



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