[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [New Search]
On 7 Jan 2004 at 0:09, phillip bradfield -- volkshaus wrote: > Hey all. Just wondering how much of a difference a tuned header will make on > an engine. By tuned, I mean a header that has equal length tubes from each > exhaust port to the collector. This compared to a header that has unequal in > length tubes. Ths Bill Fisher book covers this rather well. I think he claims 10-15%. This should be balanced against the downside of imperfect fit and ground clearance problems. Note also that there are differences in length between different brands of OEM exhausts. -- Jim Adney jadney@vwtype3.org Madison, WI 53711-3054 USA ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org