The best replacement for dohc is ohv.

The best alternatives to dohc are rated as following:
★★★★★  ohv
★★★★  vtec
★★★★  sohc
★★  pushrod
★★  sohc engine
★  twin cam
★  sohc vtec
★  sohc how to tell
★  sohc subaru
★  vvti
★  sohc ford focus
★  pzev
★  pushrod engine
★  ohc
  sohc difference
  ohv taurus
  ohv engine
  sohc motorcycle
  ohv engines
  sohc which is better
  crdi
  4 cylinders e 2.0l mfi dohc
  sohc engines
  sohc taurus
  vvt
  i-vtec

Your alternative for dohc is not listed? Suggest!
Speaking about dohc, one probably shouldn't forget about vvt.

Other search terms related to dohc and their ratings are:
★★★★★ vvt
★ sohc
You have in mind a companion for dohc and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of dohc in all years. Click on graph for more.
dohc
ohv
vtec