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Picking the correct cylinder head for your valvetrain
If you have called HPR before about building an engine you will be asked a number of questions. One of those being, are you looking to do a solid roller or hydraulic roller valvetrain? Why is that? Well for one it helps us narrow down some choices for you and better estimate the costs of your project. The other is making sure we have the correct cylinder head casting to start with. Why is the casting so important you might ask? Well let us take a closer look. For the purpose of this article we are going to be looking...