mounting external fuel pump on 3y fuel tank

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bigstu
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mounting external fuel pump on 3y fuel tank

Post by bigstu »

hi im getting things ready to put a 1ggeu motor in my yn60 surf was susing out the fuel tank pickup im not sure the pump would be able to draw enough out the pickup as it seems quite small not much bigger than a brake line can anyone tell me how i can get around this issue are the diesel ones any bigger?
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Steve_t647
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Re: mounting external fuel pump on 3y fuel tank

Post by Steve_t647 »

OK as noone else has answered I will, but this info is coming from a race background and what I needed to do to my evo

You have three options,

Option 1 is to put in a new fuel pickup and new return to tank (they are just soldered in) and hope for the best,

Option 2 is to have a low pressure lift pump lift fuel into a swirl pot (say a 2 litre or more small tank) you then have your high pressure line run to and from the small tank via your fuel rail and an overflow form it back into the main tank (this is what was in the Evo and allowed dual independant fuel rails for all the injectors (it had 8, 2 per cylinder) the main reason why was refueling required the tank pump to be off (manz rule of the day not sure if still active).

Option 3 (Personally my choice) getting an EFI tank off a v6 petrol surf it will have all the baffles and everything you need in the main tank to stop surging, the fuel pickup on angles and corners and other issues associated with the fuel coming back fron the fuel rail. Good Luck
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