

| Subject: | Re: misc (mpg, transmission, driving habits.) |
| From: | Kim Brennan |
| Date: | Fri, 12 Sep 2008 19:57:39 -0400 |
Eh? Isn't that the right horsepower on the SVX? Oh, 230 hp. mea culpa. On Sep 12, 2008, at 6:24 PM, Jim Akiba wrote: > Kim do you have an active EGR system on the SVXs in your vans? Where > does the 240HP for the SVXs come from, measured or guess? > > Jim Akiba > > > > On Fri, Sep 12, 2008 at 3:44 PM, Kim Brennan <kimbrennan@mac.com> > wrote: >> My most recent vehicle purchase is not a Vanagon. But a Jaguar X-Type >> (small 4 wheel drive sedan). I got it as I wanted a winter vehicle >> OTHER than my Vanagons, and I wanted something that got (relatively) >> good fuel economy. >> >> So it is interesting (to me) to compare engine/transmission and fuel >> economy between it and my "normal" Vanagons. >> >> Vehicle Jaguar X-type Vanagon Syncro Vanagon Syncro Camper >> Engine 3.0 V6 3.3 H6 3.3 H6 >> weight 3428 lbs 3650 lbs 4000 lbs >> HP 231 240 240 >> MPG 18-30mpg 16-17 mpg 15-17 mpg >> L n/a 6.03 6.03 >> 1st 3.42 3.78 3.78 >> 2nd 2.14 2.06 2.06 >> 3rd 1.45 1.23 1.08 >> 4th 1.03 0.86 0.70 >> 5th 0.77 n/a n/a >> Final Drive 3.80 5.43 5.43 >> Tire size 225/45R17 225/70R15 215/75R16 >> >> MPG figure is real world experience GPS corrected for tire size >> differences. >> >> Tire size on the vanagon doesn't seem to make any difference towards >> fuel economy (from using 205/65R15 tires or 215/75R16) >> >> On the Jag, the gearing is oriented towards sporty. If I don't shift >> extremely early the mpg figure drops dramatically. Early shifting is >> around 2800 rpm (at most). On the Vanagons, I find that if I shift at >> less than 4000 rpms, the engine tends to accelerate VERY slowly (On >> the Westy, the big jump between 2nd and 3rd really means I wind up >> 2nd >> pretty decently.) >> >> In reviewing all the specs, it occurs to me that while the >> aerodynamics make some difference as to the fuel economy, especially >> above 50 mph, it is possible that the final drive ratio is the big >> difference. >> >> I'll have to do a lot more experimenting with driving habits in my >> passenger syncro to see if I can't make a significant impact on my >> fuel economy. >>
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