The resulting reduced surface area of the direct injection diesel engine reduces heat losses, and thereby increases engine efficiency, at the expense of slightly increased combustion noise. (en.wikipedia.org)
The Navistar - produced 7.3 - liter V - 8 is a direct injection engine; an indirect injection diesel engine is currently offered. (articles.orlandosentinel.com)
«A new generation version of the award - winning direct injection diesel engine makes Juke more efficient, more refined and even greater fun to drive,» says Nissan in the official press release. (automotorblog.com)