Time was when a valve job was done with some valve-grinding compound and a vacuum cup on a stick. But no more. Today's high performance engines require the same machining precision in the valves that ...

During one of our never-ending technical discussions, Jim Grubbs at Jim Grubbs Motorsports (JGM) suggested that we take a look at the flow difference between 30- and 45-degree valve seats. While ...

Nissan Motor Company has revealed that it has adopted cold spray technology in the production of valve seats, claiming to be the first company to use the process in automotive engines. The Japanese ...

Nissan has set a new benchmark in engine innovation by introducing the world’s first valve seat manufactured using cold spray technology. This breakthrough debuts in the new 1.5-liter turbocharged ...

Cold Spray process in the production of Nissan’s 1.5L e-Power engine Nissan Motor Company has revealed that it has adopted cold spray technology in the production of valve seats, claiming to be the ...