shot for all the comments guy , decided to go with the vapor , will keep u up to date on how its preforming ect, at firsthad a prob with the temperature gadge that stoped working in a day , but then read up that i needed to reset the unit by keeping in the mode and left button in for about 10 sec , now working perfect , its really accurate to gps speed , lights up nicely , epic rpm counter , really like the shift up indicators , not really needed though but fun to play around with , question .............. does eny of you guys now what temperatures the engin may reach of my dr for it to be working perfect and for it to be on the high side and the danger side , shot , will post pics soon