Before posting messages or replies, see the posting policy rules at: www.dmcnews.com/Admin/rules.html To address comments privately to the moderating team, please address: moderator@xxxxxxxxxxx ------------------------------------------------------------------------ There are 2 messages in this issue. Topics in this digest: 1. Manual transmission Tech notes From: srubano@xxxxxxxxxxxxx 2. Renault Engines? Alpine A310, cousin of the DeLorean. From: senatorpack@xxxxxx ________________________________________________________________________ ________________________________________________________________________ Message: 1 Date: Mon, 19 Feb 2001 04:02:17 -0000 From: srubano@xxxxxxxxxxxxx Subject: Manual transmission Tech notes I was just browsing the DMC News Tech session page and noticed an error in the manual transmission Tech notes. This was already a topic on the DML. http://www.dmcnews.com/Techsection/manualtrans.htm Under the reassembly notes it says to use Anerobic sealant on the transmision case halves, this is correct. But it then goes on to say that the recommended sealant is called Hylomar. This is incorrect. Anerobic sealent and Hylomar are two totally different sealents. You want to use Anerobic sealent on the transmission casings halves and Hylomar on the end cover and bell housing (along with the paper gaskets). Anerobic "cures" and is impervious to oils...Hylomar is a gasket dressing that does not cure and remains flexible. If you noticed when you take the casing apart, there is a green "stain" stripe going along the mating surface. This is the original Anerobic sealent. It cures with the absence of air...in other words if the sealent is exposed to air, it will always remain soft. But when there is no air (squeezed inbetween the tranny case) it will cure. I just wanted to point this out so that maybe the tech session could be updated so noone else makes that mistake. If the person uses Hylomar in place of the Anerobic sealent on the transmission casing halves, it's going to leak. I learned all this thanks to Rob, I asked him about using the Hylomar as the tech session described and he told me that that was wrong and Hylomar and Anerobic sealent are two tottaly different sealents. Permatex does manufacture both sealents under their respective name. The Anerobic is red in color and the Hylomar is Blue. Steve ________________________________________________________________________ ________________________________________________________________________ Message: 2 Date: Sun, 18 Feb 2001 23:31:04 EST From: senatorpack@xxxxxx Subject: Renault Engines? Alpine A310, cousin of the DeLorean. The Renault Alpine A310 is the cousin of the Douvrin V6 powered DeLorean. Some say that the Esprit is the brother, however the DMC and older A310's have similar versions of the 2.8 liter 2849cc alloy Renault V-6 PRV. (They have different compression ratios, horsepower and fuel injection systems.) Look closely for Volvo stamped on the engine wiring harness on both. The engines were assembled in the City of Dieppe, France. The PRV engine was a cooperative effort by the three car manufactures to produce a fuel efficient, reliable engine for the upper end of the three European car makers models. The PRV has proven to be very reliable in the DeLorean. Based on what I have experienced & read, the added on stuff like the Bosch fuel injection components and subsequent accessories i.e. Duceiller alternator (pronounced Duce-a-lay) in the early DeLoreans, are what give DeLorean cars a bad reputation for reliability. When the diagnosis is fuel contamination from bad gasoline, and the required fuel parts replaced, the DeLoreans will return to reliability. Generally, these fuel parts go bad just from sitting for who knows how long... However, the block and valve train are rock solid, IF the engine is maintained properly and is not overheated. Overheating can attribute to blown headgasket's and warped heads. (pressure test your DeLorean coolant and remove any air from the cooling systems and keep a close eye on the temperature gauge). There was an update in early 1981 for the PRV, which did not apply to production DeLorean automobiles. The early PRV versions before 1981 had a premature camshaft wear and oil flow problems. This was corrected before the DeLorean went into production. This information was substantiated by a retired Chrysler/Eagle engineer and P1800 collector I know. There are several versions of the engine. Volvo B28F & B280F, Renault Alpine & R30, Peugeot 604, Eagle Premier & Medallion all used the PRV engine in the United States. The Eagle cars of the USA used the PRV in the Medallion. The Eagle's are Renault cars, tagged as AMC/Eagle (when Chrysler purchased AMC/Renault in the 1980s). However the Eagle's are electronic fuel injected, where the DeLorean is mechanical injection. Additionally, there are different displacements & subtle differences for each car that the PRV engines was used in. I remember talking to John Truscott at the DeLorean Factory in Ireland about the PRV. He did some extensive research on the PRV engines and their differences. Evidently, the version used in the DeLorean was the Renault PRV V-6, and the only car to use this exact Renault version. This makes the DeLorean PRV engine very unique. A good friend, fellow car collector & DeLorean owner here in the Washington, DC area, was interested in the Renault use of the PRV engine. He explained how Bill Collins (DMC chief engineer) wanted to use the complete & available Renault Alpine A310 chassis, suspension and PRV V-6 engine for the DeLorean. (This would have made the DeLorean's arrival to the American market much earlier.) The Alpine weight is much less, is slightly longer, not as wide, with both having similar weight distributions. John DeLorean contracted Lotus to do the reengineering of the prototypes, and you know the rest... Lotus did win the 1978 world Grand Prix with Mario Andretti driving. Team Lotus put a Renault V-6 normally aspirated & turbo charged engine with Renault running gear in the Lotus Racing cars. Renault was a big racing sponsor and supplier of transmission to Lotus Esprits. Eventually, DeLorean Motors purchased several of the Renault Alpine A310 cars for evaluation and comparison of the engine and transmission. DMC had one of the Alpine switched to an Automatic too. These cars were auctioned off at the DeLorean Factory Auction when the plant closed. While I was in Germany and Switzerland, I became impressed with both new and older versions of the Renault Alpine. Throughout my stay in Europe, I encountered and was passed by several Renault Alpine GTA V-6 factory turbo and A310's. While I was in Europe I was driving a new 2001 BMW 723i. The 723i is the German version of the 740il USA. I was running flat out between 210 - 215 km on the Autobahn. The Renaults passed me like I was stand still. You can see more at: http://www.alpinerenault.com and http://www.renault-alpine.com/ Mike Pack VIN 3713 ________________________________________________________________________ ________________________________________________________________________
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