Many lesser production engines receive only a single-angle valve job consisting of a 45-degree valve face and matching seat on the head. These are fairly quick and inexpensive for manufacturers ...

Conventional wisdom may say that the 45-degree valve job is best for a street engine, but our tests showed without a doubt that the more "obstructive" 50-degree valve job is worth an extra 15 peak ...

Valve JobsBelieve it or not, all the cylinder head gurus we spoke with agreed that 50 percent of the gains of a full port and polish could be had by simply performing a quality valve job.

The job also involves dozens of precision checks, such as making sure the head is still perfectly flat on the bottom (machining it flat often is necessary).

A new Valve job advertisement has added weight to the recent rumour that the Half-Life maker is working on a Steam Box product. Valve is after an electronics engineer to help it develop hardware ...

Valve are always keen to get inside gamers' heads. The job site also has an ad seeking a Psychologist to "research compelling new hardware technologies." Hmmm, what do you think?