You have asked two very interesting questions. Every one who has rebuit motors will tell you the more performance you get out of a motor the less its life spand will be. Therefore the answer to both your quesions is, that there is nothing you can do. Eric 86-VW4x4 vw4x4@fyi.net 72-240z Pittsburgh, PA USA 1936-Chrysler On Wed, 8 Sep 1999, [iso-8859-1] Björn Ratjen wrote: > Hello Volks, > > I am currently overhauling a 2.1L Waterboxer with 280000kms. It's for a > friend who is a mechanical newcomer but owns a Syncro crewcab. The engine > is completely apart now and the core of the engine including main bearings > look really fine. I will replace them anyway. Camshaft and bearings are > alright as well. Pistons and cylinders still measure up. I will replace > rings. Piston pins are not easy to remove due to the high sidewall of the > block. Tip: I used a 6" long 3/4 bolt removed the clip on the more > accessible side (through hole), stuck the bolt through, put a nut on the > open end that fit through the clip and pulled the pin out hammering against > an adjustable wrench placed before the head of the bolt: cheaper than VW > tools. > > The heads need the usual work with resurfacing and new valves. The > resurfacing might increase compression slightly. We might go for new heads. > > The engine should last a long time. Two questions remain. > > 1. What should be done as corrosion prevention? > (grounding straps?, insertion of kathode? special gasket sealer?) > > 2. What can be done to improve performance? > (larger valves? different camshaft? > or: Kompressor also called blower to precharge intake air, would Digifant > recognize and adjust mixture through O2 sensor, any experiences?) > > Let's see what we come up with to make the waterboxer more lasting and more > efficient. > > Björn > > > Björn Ratjen > Mill Bay, B.C. > > 1987 Vanagon est alia (self camperized) > 1978 VW Bulli (self camperized) > 1995 Passat TD Wagon (hers) > 1970 VW Beetle (son's) > |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.