[Diy_efi] boat fuel pump

Don Sauman donsauman
Thu Apr 6 23:26:10 UTC 2006


Safety reason --- no, only corrosion but that may not even be an issue. 
double clamp and sray with CRC Marine 66 or similar to leave a waxy 
coating over it.

BTW the HP pumps I have seen are mounted close to forward RHS of engine 
black high.

Cheers
Don

Steve Ravet wrote:

> 
>
>  
>
>>-----Original Message-----
>>From: diy_efi-bounces at diy-efi.org 
>>[mailto:diy_efi-bounces at diy-efi.org] On Behalf Of Don Sauman
>>Sent: Thursday, April 06, 2006 7:22 AM
>>To: diy_efi at diy-efi.org
>>Subject: Re: [Diy_efi] boat fuel pump
>>
>>Hi Steve
>>
>>Could you not use the 15 psi electric pump from the TBI 
>>Mercruiser/Volvo/Chey V8 and regulate it back to 3-6 psi for a carb.
>>
>>Cheers
>>Don
>>    
>>
>
>I have found there are 3 mercruiser electric fuel pumps.  2 low pressure
>used with carbs, and 1 high pressure used with all EFI (TBI and MPI).
>The EFI pump is discontinued.  From the parts diagrams it doesn't look
>like the carb pumps were used with regulators so I doubt they'll do 15
>psi for EFI.  One www page specified that the EFI pump doesn't have
>threads on the inlet fitting.  It must be a friction fit onto the fuel
>cooler, which is probably why it's only sold preassembled now.  Looks
>like a dead end with mercruiser parts unless I spring for the
>pump/cooler assembly.
>
>I took another look at David Allen's boat EFI page, he used an inline
>Ford pump.  Is there any safety reason to not use an automotive fuel
>pump instead of a marine pump?
>
>--steve
>
>
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-- 
Don Sauman
35 Asteroid Way
Carlisle 6101
Western Australia

P: 08 9361 0337
F: 08 9361 0581
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