Date: Fri, 24 Jan 2003 20:59:58 -0700
From: Mike <>
Subject: Re: Iridium plug

What is the model of NGK plug that is recommended for a 1990 Turbo SPG? What gap is recommended? \ Mike Teeples / 1990 SPG 112k 1987 Turbo 225k (RIP) 1985 Turbo 275k (RIP) On Fri, 24 Jan 2003 08:01:27 -0500, KeithG <> wrote: >The NGK specified plug is the *only* pluig you should use. The plug is a >sensor in teh engine management system for the Direct Ignition system >(your car has it). Any substitute is not as good. They last 30kmi+, they >are about 1-2 USD each, Why argue with success. > >KeithG > >Ichiro wrote: >> I have a '93 9000. >> I'm thinking of trying Iridium plug(NGK) on my saab. >> But saab shop said it isn't suitable for saab DI. >> I cannot understand that reason. >> If anybody has information please let me know. >> >> Thanks, >> Ichiro

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