Nissan to use mirror bore process on new 2.5L engine for Altima; highest volume application of technique
Green Car Congress
APRIL 26, 2019
The leeway gained can go towards increasing fuel economy and engine power. Water is applied during this stage is intended to keep the machinery and metals at optimum temperatures and reduce friction. In the second stage, a special drill bit is used containing tiny bits of diamonds that were unfit for jewelry. The new 2.5L
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