speedo and sluggish tach

[HOLLERDF]

Have A K75rt That After Approx. 10 Miles, The Speedo Drops To "0" Or Stays Peged At 10 Or 20 Mph Regardless Of Speed...tach Falls To "0" Or Is Real Sluggish Regardless Of How Much Throttle I Use, But Won't Show Above 2000 Rpm. Has Anyone Out There Experienced This Problem...any Fixes? However, the odometer works and records properly.

[soldemall]

Given that both meters sort of don't work, the most likely cause is a bad ground at the instrument panel.

[deilenberger]

Have A K75rt That After Approx. 10 Miles, The Speedo Drops To "0" Or Stays Peged At 10 Or 20 Mph Regardless Of Speed...tach Falls To "0" Or Is Real Sluggish Regardless Of How Much Throttle I Use, But Won't Show Above 2000 Rpm. Has Anyone Out There Experienced This Problem...any Fixes? However, the odometer works and records properly.

You might want to check the K-tech FAQs at the IBMWR website.. there are quite a few on the troublesome Motometer K instruments.

http://www.ibmwr.org