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dohc tuning

  1. Jrushtx

    Popping back fire on cylinder #1, #1 exhaust cooler than the others.

    1982 CB750c all stock. Purchased this bike in not running condition, compression 160 lbs on all 4 cylinders. Serviced carbs (I did remove that stupid vacuum controlled petcock) I used factory sized jets I used sizing chart from the shop manual and they were the same size that were installed, new...
  2. C

    Trying to reduce heat in a DOHC...in a desert

    Hello all, I'm new to the forum but am presently collecting parts for my 1979 and will soon begin (and thoroughly catalogue for everyone) a hybrid genre, mostly cafe' build. I live in a brutal, merciless and scorching desert called Phoenix Arizona. Its already a given that 5-6 months a year, the...
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