Tiny Tach tachometers are available from:
Tiny Tach offer a variety of tachometers, suitable for single-cylinder or
two-cylinder, two-stroke or four-stroke petrol / gasoline engines, with prices
for digital tachometers starting from $39.95US (32.67 Euro) (Price at August
2005). Their TT226NR-2C and TT226R-2C models are suitable for the Vire 7.
Webmaster's Comment - Thanks to Norm Bailey, Canada, for telling me about this manufacturer.