Date: Mon, 17 Feb 2003 21:38:44 -0000 From: MeatballTurbo <carl.robsonnopsamcing-czechs.com> Subject: Re: My 900 (Behemoth) wants to be a Duck
In article <BA76E626.3ADB%pjghnopsamyonder.co.uk>, pjghnopsamyonder.co.uk spouted forth into alt.autos.saab... > in article b2rao1$1f12v4$1nopsam34476.news.dfncis.de, davehinznopsamcop.net at > davehinznopsamcop.net wrote on 17/02/2003 18:47: > > > Someone who looks an awful lot like Paul Halliday <pjghnopsamyonder.co.uk> > > wrote: > > > >> Dave's comment would make sense. > > > > I just wanted to see that again... > > > >> I used the FSE RRFPR on my old Punto GT and the performance increase, while > >> slight, was noticeable. I'll be fitting one of these to Orca. > > > > I think the biggest reason for fitting one isn't necessarily for immediate > > gains, it's to prevent fuel starvation from being the bottleneck in any > > upgrades. You can give the engine a ton of extra air, but if you can't > > get the fuel in there to burn with it, in the right ratio, fixing the > > airflow of the induction/exhaust systems won't help. Kind of like a sport > > exhaust - it helps a little on a stock engine, but once you go beyond > > stock, it can flow enough to not restrict the output of the higher power > > engine. > > Absolutely. For the while that I had Orca on the road, the sports exhaust > probably did nothing until I fitted a free-flow air filter - one of the drop > in replacement K&N types, rather than the cone type which I was advised to > avoid on the 8V model. A cone type may be more applicable to Carl, who will > have the electronically controlled FI system. Given a good air intake and > exhaust, my other problem an over-tweaked wastegate leading to dangerous > overboosting. With the base boost set correctly, the turbo-mule was tamed. A > more smooth overall boost was achieved an the sharp spool-up with occasional > overboost was eradicated. > > I'd like to get back a bit of the more extreme power and I think the RRFPR > is a good addition to a car with good intake and exhaust. I'll be coupling > this with an improved wastegate and an atmospheric dump valve (for the > noise, grin). With the stage set, I'll enjoy that for a while and perhaps > when I'm feeling flush, go for a red-box APC - so long as I'm sure the > engine gaskets and piping & grommets are all good and perhaps replaced. I'll > take any enhancements slow and steady. Mind you, I've not driven Orca > properly for a while, but she did run great when I took it over to the > garage. > > The advice to Carl is good - sort of the little niggles, like the vac leak, > before turning it into a real Behemoth :) > Sounds like you and me might be going for a real "Tandino verus MattFaulks" type thing here (if you read the forums of Saabcentral.com). Real competitiveness, all in the name of just plain good fun :) -- Carl Robson (The poster formerly known as Skodapilot) http://www.bouncing-czechs.com
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