I only put ruffly 2500 to 3500 miles a season on it. Id like to put more but i work to much lol. But i agree the head probably needs some attention, but i cant really afford to have it all done. I know it could use a valve job for sure.
1980 kz1000B4 LTD- 1327cc 9-1 comp
Ported J model head
Psp-3x cams
RS 36s
Welded MK11 crank
Back-cut MK11 trans
MTC 2 stage lock up
Stretched 4-6 over running Hayabusa rear rim with 190 rear tire
Complete frame brace kit installed
And Much Much more- SOLD
2014- ZX14R all stock for now