SiR_RB Posted January 5, 2014 Share Posted January 5, 2014 Plenty of people using them for a while now Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7160819 Share on other sites More sharing options...
KiwiRS4T Posted January 5, 2014 Share Posted January 5, 2014 At 13.5v and 40 psi rail pressure it advertises 430l/ph and on 12v at 40 psi it flows 375l/ph.I plan on running a direct feed to get near 13.5 volts.So at 40psi pressure should outflow 2x 044s.I was toying with the idea of the bosch id2200cc injs.Thanks guys My 550 Deatschwerks are handling 314AWKW at 90% max duty so I figure that even on E85 ID1000s should give you plenty of margin with some room for increased power but if you have the money and the desire to go bigger then why not. The Walbro might outflow the 044s at 40 psi but what boost are you running? What are the flow comparisons at 65psi? ...Hmm did a little Googling and it would seem the answer is about 330 lph and some suggest it is good for about 550hp so should do you ok for now. Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7160829 Share on other sites More sharing options...
scotty nm35 Posted January 5, 2014 Share Posted January 5, 2014 One of my R33gtst customers maxed a 460L at 430kw on e85 recently. I suggested he run twin 460's. Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7161078 Share on other sites More sharing options...
SiR_RB Posted January 5, 2014 Share Posted January 5, 2014 What psi boost? Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7161138 Share on other sites More sharing options...
SiR_RB Posted January 6, 2014 Share Posted January 6, 2014 Just spoke to Jez, he made 437rwkw with a standard walbro 400lph on 23psi boost standard fuel reg Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7161798 Share on other sites More sharing options...
Ben C34 Posted January 6, 2014 Share Posted January 6, 2014 Just spoke to Jez, he made 437rwkw with a standard walbro 400lph on 23psi boost standard fuel regI assume that's 98? Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7161818 Share on other sites More sharing options...
SiR_RB Posted January 6, 2014 Share Posted January 6, 2014 Caltex eflex Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7161842 Share on other sites More sharing options...
Deano 1 Posted January 8, 2014 Share Posted January 8, 2014 It had a bit of wheel spin when he was running it up. Plus the radiator was blowing off cause the head gasket was letting go as it was factory. So it would have made even more than 437 if the conditions were right. Considering it was 1am in the morning the night before his wedding I think it was a good effort lol Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7163181 Share on other sites More sharing options...
n_D Posted January 9, 2014 Share Posted January 9, 2014 My car will be running on a 25neo, single 460lph walbro e85 pump with a tomei reg and 1200cc bosch injectors. Precision 6266 0.84a/r. Ive seen plenty of people making big power off the single pumps, so atm til it actually runs and a problem comes up the single pump should work fine. Link to comment https://www.sau.com.au/forums/topic/431686-will-a-single-450lph-walbro-support-400kwatws/page/2/#findComment-7164624 Share on other sites More sharing options...
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