Modern internal combustion engines are under a lot of stress during normal operation. In particular, there's a lot of tension between the cylinder head and the engine block, especially in diesel ...

Aftermarket head studs are vital for high-performance engines with high compression or turbochargers, both of which experience extremely high internal cylinder pressures. ARP studs are a popular ...

Many don't give a second thought to cylinder head bolts once they're taken out of an engine, thinking of them as just another set of fasteners. But they have a much bigger role, maintaining a ...

A certain amount of leeway is built into almost every factory part. Take Project Rust Bucket's turbocharger for example, which is now producing 37 pounds of boost instead of less than 20. Or the ...

When installing head bolts should you use thread lock or lubricant. Mechanics explain the differences and why the choice matters. #EngineRepair #Mechanic ...

The one universal law for any engine whether or not a cylinder head bolt can be reused is what condition is it in. Head bolts removed from an engine running with a blown head gasket can be rusty. If a ...