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Although cost and complexity are greater than with carburetors, even on a car like 1928-34 Ford, there are many benefits of going with EFI. For starters, once the engine and fuel system have been fitted and tested, they require minimal maintenance.? The Case for Fuel Injection If you?re not so concerned about tradition when building your next hot rod or custom project and the thought of tuning multiple Strombergs every other weekend doesn?t whet your appetite [url=http://www.baseballmarinersfanshop.com/Jay-Bruce-mariners-jersey/]Cool Base Jay Bruce Jersey[/url] , then going with electronic fuel injection may be for you. Although cost and complexity are greater than with carburetors, even on a car like 1928-34 Ford, there are many benefits of going with EFI. For starters, once the engine and fuel system have been fitted and tested, they require minimal maintenance. 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Early systems used injectors placed atop a central hole in the intake manifold (much like a carburetor) [url=http://www.baseballmarinersfanshop.com/Randy-Johnson-mariners-jersey/]Authentic Randy Johnson Jersey[/url] , but have been supplanted by sequential injection which completely separates the air and fuel paths, drawing the former in through the top of the engine via a throttle body and a manifold with individual intake runners and then squirting the fuel in via a rail linked to individual injectors for each cylinder at the bottom of the manifold. Because of the need for more precise fuel delivery, much greater fuel pressure is required (usually between 40-45 psi ? versus 8-9 psi for carbed systems); hence EFI systems use high pressure lines and a high volume, electrically-operated pump, often with a main and return fuel line (that draws excess fuel back to the gas tank). 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