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RB20DET Guru
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1,860 Posts
Lol i had a fuel pump relay cause the same thing, the walbro makes my rb run rich and id say that is a large part of ur problem, but check the fuel pump relay and rule it out. Then i sugest getting and adjustable FPR.
 

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RB20DET Guru
Joined
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1,860 Posts
The relay can sometimes make a car miss really badly if it is about to go out, mine caused missing so baly after i would drive up the road that i thought it might have just blown up, but later when id start it it would run fine till it got warm then start all over.
 
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