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twin trubo g35 fuel problems?

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Old Jul 13, 2009 | 02:25 PM
  #1  
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From: Ancaster, ontario
Default twin trubo g35 fuel problems?

have a greddy twin turbo with aps extreme fuel system



I had a full tank on a road course and driving fine. After i got the 6 laps i was down to a 3/4 full.

My problems was when ever i made a right hand turn i got a fuel cut when ever i was doing a left hand turn i was ok does any one have this problems?

After i had 1/2 full i went to the drag strip and i didn't not have any fuel cuts.

Please help?
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Old Jul 15, 2009 | 10:22 AM
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any help what do ppl do for there fuel problems
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Old Jul 15, 2009 | 12:15 PM
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was the factory fuel siphon hose reconnected? seems to me that the fuel could be sloshing into the left side of the tank upon making hard right turns, and the fuel isn't making it back to the pumps out of that left side.
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Old Jul 16, 2009 | 01:58 AM
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the fuel pump is on the right side of the tank. so when you turn left it gets fuel, when you turn right the fuel sloshes away.

to make the problem even worse, the aps extreme fuel pump does not have a surge canister... it looks like it does, but it actually doesnt. this gas tank wasnt designed to control the fuel very much, it was intended to have a surge can which they replaced with something that visually resembles a surge can however is not actually one at all.

if you want the ultimate in fuel control for the road course, put the stock pump assembly with a walbro back in, and have it pump into an external surge can that has its own pump feeding the engine, with the return going to the external surge can with an overflow returning to the factory assembly to run the siphons thru a return correction kit
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Old Jul 16, 2009 | 07:09 AM
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+1000 /\ /\ /\
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Old Jul 16, 2009 | 11:24 PM
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Originally Posted by phunk
the fuel pump is on the right side of the tank. so when you turn left it gets fuel, when you turn right the fuel sloshes away.

to make the problem even worse, the aps extreme fuel pump does not have a surge canister... it looks like it does, but it actually doesnt. this gas tank wasnt designed to control the fuel very much, it was intended to have a surge can which they replaced with something that visually resembles a surge can however is not actually one at all.

if you want the ultimate in fuel control for the road course, put the stock pump assembly with a walbro back in, and have it pump into an external surge can that has its own pump feeding the engine, with the return going to the external surge can with an overflow returning to the factory assembly to run the siphons thru a return correction kit
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