clone engine tach

[4wd_for_field]

just wondering what you guys use as regards tachometers? i'm just looking for the cheapest one possible, not a $300 race tach. i don't want anything fancy either! thanks

 

[fowler]

http://www.diygokarts.com/vb/showthread.php?t=13681

maybe?

 

[4wd_for_field]

that's pretty reasonable, thanks!

 

[speedshopmike]

http://www.instructables.com/id/Tachometer-made-from-a-bicycle-speedometer-cycloc/