sotaorava Posted May 20, 2012 Share Posted May 20, 2012 hi all i have read many posts from this forum but still need few advices i have -70 240z with original su"s my system is this is it ok? original fuel line from tank to filter and then to pump both are located in engine room then malpassi fuelpressure regulator(with gauge) and then fuel line to carburettors and original return line back to tank. car was project when i got it so i dont know original fuel system configuration i dont need any emission control systems etc. my problem is that i cant get any fuel pressure 1. is my FPR in right place? 2. is there some FPR regulator in the original system? pipe diameter etc that keeps pressure right to su"s? 3. can i get any pressure to carbs with this system if my fuel pump just circulates fuel right back to tank trough return line? Quote Link to comment Share on other sites More sharing options...
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