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K guys need some help!

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slowboy101

10+ Year Contributor
285
1
Nov 26, 2009
Lakeville, Minnesota
Ok guys quick question so Im building the DSM as some of you know, and I've been thinking for some time now. When I bought the car the guy said he put in a 255 pump and had the reciet saying he bought one but last summer I kept fuel cutting so I was wondering is there any way to know if there is a 255 pump with out pulling it? O and I have dsm link if you can tell that way?
 
The only sure fire way to tell is pulling it and looking for the "W" and gss PN. If you simply pich off the return line to see what psi the pump is capable of you still may have the ebay knock off as they can push 100psi but not the volume of a real wally.
 
You will need to take it out, which is not hard at all, and look at the PN, for your car a Walbro 255 is GSS341.

Fuel cut means you probably need bigger injectors and a tune. What size injectors are you using? Do you have an AFPR? What turbo size, how much boost?
 
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