Recent content by Red550

Seems to be solved!! Changed the suction control valve, which took all of half an hour, and hasn't hesitated or surged since.

Thanks @Old.Tony the primer bowl housing was indeed cracked, I've now changed it out, I found that the GU patrol housing which seems to be a hardier unit, and $150 cheaper fits with some small adjustments to the forward fitting. I have now pulled the tank as well which appeared clean as a...

Okay thanks heaps for that, I'll have a look tomorrow and see. Didn't think of the primer bowl itself.

Do you mean inside the tank? Are there known issues with the primer bowl?

Ran a fuel purge exactly as @RustyNav09 posted. It seems to have made the hesitation far worse. Like its got no fuel at all but only under load. So now I'm thinking either the pressure relief valve or the suction control valve. Also I have noticed the primer won't prime, doesn't get hard to...

Hi, been having trouble with the YD25 for a couple years on and off, normally after sitting at lights, taking off would have a massive flat spot then all of a sudden kick in, just recently it's become a constant issue. The EGR is blanked, I've changed the fuel filter, changed the NPS, checked...

Thanks ben85. the 2" lift just isn't enough.

Hi, I'm looking at other options than a body lift, to fit 33" tyres? it looks like theres some extra metal behind the front arches to remove to clear but still hidden behind the factory flares.

Hi just joined. Have a 2013 st-r, 2" lift, factory snorkel, factory bulbar, egr mod, upgraded sound system, turbo timer, gu patrol alloys with 33" tyres and forefront industries intercooler. Thanks Red