Quote:
Originally Posted by oil pan 4
Also thinking about upgrading injectors, the engine came with single hole EV1 22lb/hr injectors.
There are 4 hole upgrade injectors, also 22lb/hr Bosch #0280155784.
Replacing old EV1 injectors with new 4 hole injectors is good way to get +1mpg.
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Are those 4 holes smaller enough to improve the spray pattern? Not only it may lead to increased efficiency, but maybe performance too.