

| Subject: | Re: engine efficiency, I4s, subies, etc |
| From: | Myron Lind |
| Date: | Fri, 2 Nov 2001 17:59:22 -0800 |
Frank sez: > As far as I am concerned, the best engine for the Vanagon is a diesel and a > TDi at that. Unfortunately the 1.6 N/A is too underpowered for a 5300 pound > vehicle. Of course, after I got started with the RV engine I wanted more > power and better mountain performance. The SVX and the 2.5 are interesting, > but not enough to deal with Kennedy. I had looked into other conversions when > I did the RV engine including Audi, Porsche (924 and 944), Volvo and Isuzu. > Tried to talk to the Kennedy group. Always brushed off. Tried calling back > over their clutch and pressure plate capability. Eleven tries in 12 months. > Say Vanagon Diesel and you are in the round file. Certainly agree about the > drive and test approach. Best I've driven is the 1.9 TD IDI with a 4.83 rear. > Frank, I enjoy but barely understand your posts. If one was to put a TDI (150ft/lbs or so @ 1900 rpm) into the vanagon, how does one, in your opinion, go about determining proper gearing of the transmission. I am mainly interested in a nice drivable, fuel efficient, Vanagon. The regular WB motors have generally been "peppy" enough for me, I am not after particularly fast acceleration or racing from stoplight to stoplight. What do I miss in overall drivability as I consider mainly 65-70mph road speed. I seems that to match the TDI motor to the vanagon and to still go upwards of 70 mph I should consider a five speed. Why is the diesel less tolerant of high revving than the similar built gasoline engines? Or, why would I want to drive it over 3500-4000 rpm where both the torque and the hp drop rapidly? Mostly just curious Myron Lind 81 Westy
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