If you have ever stared at a disassembled engine, you might have noticed that the cylinder heads looked like they were pulled out of a tar pit. Decades of baked-in oil varnish, carbon scaling, and ...

As the first of the rectangle-port cylinder heads that subsequently came through the years (i.e. LS3, L92), the LS7 cylinder head still reigns supreme as the best-flowing two-valve production ...

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 ...

Reusing cylinder head bolts sounds like an easy way to save on repairs, but the decision carries more weight than you think. Learn if they should stay or go.

From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...

HORSE Powertrain has begun production at a new engine cylinder-head foundry at its Curitiba manufacturing site in Brazil, ...

Horse Powertrain's engine cylinder head foundry at its Curitiba manufacturing base in Brazil has officially opened and begun ...

Scientific progress doesn't continue apace without some weird people testing out some weird ideas. In a test from the Project Farm, the hypothesis of whether a 3D-printed cylinder head would work was ...

A new company has acquired the rights to Franklin engines and plans to resume production of critical parts this summer, with a goal of producing 100 engine sets before resuming full engine production.