[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [New Search]
<x-flowed>I think Dave is onto the reason here, and the difference is due to acceleration and deceleration and controlling the rate of advance to reduce excess rich burning. Remember that in this era, changes were made to attempt to comply with increasingly tight smog emissions requirements and reducing the amount of excess fuel being introduced into the cyinders during deceleration.
Jeff '67 Sqbk
Dave Hall wrote:
I assumed the different diameter of the pipes would make for a gentler
transition between the fully retarded, throttle closed state and the throttle
open position as air flows in or out of the two chambers - like a dashpot.
It's quite a large diameter diaphragm in those. They must be different specs
for a reason, unless the diameter info is actually erroneous?
-- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.7 - Release Date: 2/10/05
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:email@example.com ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~