Date: Thu, 29 Jul 2004 09:48:41 +0100 From: Grunff <grunffnospam.com> Subject: Re: Upgrade 95 and DI Cassette
David Griffith wrote: > I have recently upgraded my 95 2.3lpt Auto with a BSR tuning kit. The > results are very impressive. The one thing I have noticed since applying the > upgrade is that when accelerating, mainly in a high gear using the torque of > the engine at around 3000 rpm I get a cut in the engine power as if some one > has cut the ignition. When I contacted BSR in Sweden, they where very > helpful, but indicated that I should try replacing the plugs and if that did > not cure it then the DI cassette. When I asked why the problem had occurred > now when I did not have it before, they said it is common for this issue to > manifest itself when the engine is being asked to produce more power, and a > good spark is critical in the process. Whilst I can see this is correct in > principle, I was wondering if any one else had any experience of this? Apart from the valid point made by HB, there is another issue. If you are running higher boost, the voltage required for a good spark will be higher. So any flaws in your ignition system will be more obvious. RPM related stutters are almost always ignition. -- Grunff