Nissan uses world-first cold spray valve seats

news.yahoo.co.jp (Japanese)

Nissan has adopted a world-first technology for its third-generation e-POWER engine, utilizing a cold spray process for valve seats. This innovation in the ZR15DDTe generator engine enhances thermal efficiency to 42% by enabling an ideal intake port shape, crucial for Nissan's STARC combustion concept. The cold spray method, applied to the cylinder head, improves cooling and durability, leveraging Nissan's extensive powertrain expertise.


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Nissan uses world-first cold spray valve seats | News Minimalist