Cylinder head with camshaft of VW Golf GG engine
Sequence:bearing-inlet-fuel pump-outlet-inlet-outlet-bearing-inlet-outlet-inlet-outlet-bearing
<a href="//commons.wikimedia.org/wiki/User:KaiBorgeest" title="User:KaiBorgeest">KaiBorgeest</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>