As with most things in life, it’s the details that make the difference. You might not think that a measly degree here or there could make more horsepower when it comes to a valve job, but there’s ...

With our project engine block fully machined and the Butler stroker kit balanced and checked, we are almost ready for preassembly using the myriad performance parts that were provided by Summit Racing ...

For a high-performance street car, at a minimum you want a precision, three-angle valve job with relatively wide seats able to stand up to years of hot rodding. Quickie parts-store valve jobs won't ...