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Date: Sun, 30 Nov 2003 09:06:41 -0600
From: LanceM <spambucketnopsamo.com>
Subject: Re: NGK Spark Plug Question


jon banquer wrote: > > "Tom" <saabtechnopsamnnect.com> wrote in message > news:bqc9du$579$1nopsamules.btinternet.com... >> >> "jon banquer" <myfirstandlastnamenopsamo.com> wrote in message >> news:bqbh7d$1vnhrd$2nopsam68325.news.uni-berlin.de... >> > What is the difference between NGK BCP5EV, NGK BCP6EV and >> > NGK BCP7EV ? >> > >> > I have a 91 900S 16V non-turbo. The car currently has BCP6EV's. >> > How do I know which one is right ? The car is completely stock. >> > >> > jon> >> BCP 5EV = 900 16v non turbo without cat, >> BCP 6EV = 900 16v non turbo with cat, >> BCP 7EV = 900 16v Turbo. >> That is up to 1993, HTH Tom, Saabtech. >> >> > > I picked up a Bentley manual last night. It mentions using the > NGK BCP 5ES for 1989 - 1993 Normally-aspirated. What > is the difference between the NGK BCP 5ES and the NGK > BCP 6EV ? > > jon > the higher the NGK number the cooler the plug S = nickel alloy electrode tip; good plugs at cheap price V = gold palladium tip (fine wire, IIRC) cost more than S, will last longer than S, _may_ offer slightly improved performance in short operating conditions, w/frequent on/off of engine for 89 900S non-turbo use (assumes in good tune) BCP5ES \ for all-around normal driving BCP5EV / BCP6ES \ for more aggressive driving, extended high-speed, towing BCP6EV / (some techs recommend 6 heat range for normal driving) between the two heat ranges, inspect the new plugs after a few hours of run time (respectively), to see how they are burning (color condition - google search). NGK home page has a FAQ Lance -- alancemor....AT..yahoo.....DOT...com

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