According to my GPS (Garmin V) at an indicated 80 mph on the speedometer,
the actual speed is 78 mph.

Frank
'90 Carat

----- Original Message -----
From: "Wade Yorke" <wade@CARSAND.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, September 06, 2004 5:11 PM
Subject: Vanagon not as fast as you think

> You may not actually be going as fast as your speedometer indicates
> since the Vanagon speedometer is at least 15 miles per hour optimistic
> at the higher speeds.  In the Bentley it states that at 1000 rpm in
> high gear you are going 18 miles per hour (29 kilometers per hour) with
> the 4-speed transmission.  I don't think the 5 speed has a higher ratio
> in 5th, just different spacing of the gears.
> Divide your indicated rpm by 1000 and then multiply that by 18 and you
> will get your true miles per hour.  For example: your engine rpm is
> 4,500.  4500 divided by 1000 = 4.5.  Multiply 4.5x18= 81 miles per
> hour.  My 1.9TD conversion (with gas transmission) shows 80 miles per
> hour at about 3,700 rpm.  It sounds and feels like 80 but is really 67
> miles per hour.
>
> Wade Yorke
> Nova Scotia
> '84 Westy 1.9TD