My fuel pump is fine now, but eventually its gonna go and I need to know what pump I should put in, don't wanna shell out $200+ for a GM one but Im thinking that the walbro 255lph would be too much for the motor with just intake/headers/exhaust. I know at thunderracing, Holley makes 155, 190, and 255LPH fuel pumps, anyone know which is closest to the stock rating?
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Walbro 255LPH Too Much for a NA Mildly Modded Motor?
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Walbro 255LPH Too Much for a NA Mildly Modded Motor?
1997 Pontiac Firebird 3.9L<br /><br /> - TSP Dyno Tuned<br /> - Bored 0.040<br /> - ARP Rod Bolts / Head Studs<br /> - Custom CAI<br /> - Pacesetter Ceramic Headers / !Cat<br /> - 3\" Catback w/SLP Firehawk Muffler<br /> <a href=\"http://www.cardomain.com/memberpage/649312\" target=\"_blank\">http://www.cardomain.com/memberpage/649312</a>Tags: None
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im not sure what size the stock pump is but im still running the stocker and I havent had any problems.<b>Black</b> 1998 Pontiac <i>Firebird</i> A-4 swap<br />271.4rwhp/259.4rwtq NA<br />13.30@102.44 <br /><a href=\"http://www.freewebs.com/wickedsix98\" target=\"_blank\">www.freewebs.com/wickedsix98</a>
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Just meant for when mine goes out it all, kind of for my own information thing. Anyone?1997 Pontiac Firebird 3.9L<br /><br /> - TSP Dyno Tuned<br /> - Bored 0.040<br /> - ARP Rod Bolts / Head Studs<br /> - Custom CAI<br /> - Pacesetter Ceramic Headers / !Cat<br /> - 3\" Catback w/SLP Firehawk Muffler<br /> <a href=\"http://www.cardomain.com/memberpage/649312\" target=\"_blank\">http://www.cardomain.com/memberpage/649312</a>
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No it'll be fine for a stock motor. You still have a fuel pressure regulator that is going to limit the fuel getting to the motor, so if anything it might just run a little richer up top on a car that has the bolt-ons to need it. For a cheap replacement, that's the way to go!!<a href=\"http://www.fullthrottlev6.com\" target=\"_blank\">www.fullthrottlev6.com</a> THE SOURCE!
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yea its fine when my pump went out i put a walbro 255 in.New:04 GMC Sierra 1500 RCLB 4x4 5.3 GU80 3.73\'s.<br />Truck pics<br />Mods<br />Go fast: Panel K&N filter and soon SS truck catback.<br />Appearance: Stull Billet grill,Weston Chrome step tubes,Rhino Chrome hitch step,ARE painted fiberglass cover,Silver star lighting.
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I wouldnt think it would matter to much, you still have a fuel pressure regulator that is going to keep it from getting to much fuel.
[ November 10, 2004, 08:28 AM: Message edited by: Question ]
2000 Pewter Pontiac Transam 360rwhp, 370ftlbs
1998 Sport Gold Metallic Chevrolet Camaro *SOLD*
1974 Silver Chevrolet BIG BLOCK Corvette
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for your mods the factory pump should be just just fine (but not if you're going to add a power adder) ...your engine should have an adjustable fuel pressure regulator on the driver's side towards the back of the fuel rail...theres a torx srew on the back side of it the you tighten to increase fuel pressure..and loosen to decrease (thanks to malice for this info..i found it on my car)<b>12 SECOND DUAL STAGE DRY NITROUS POWERED 98 A4 V6 CAMARO<br /><a href=\"http://www.mysickcamaro.50megs.com\" target=\"_blank\">www.MySickCamaro.50megs.com</a><br />Best ET: 12.82@103<br />Best MPH: 104.7<br />Best 60\': 1.75 - Stock TC</b><br /> </font><blockquote><font size=\"1\" face=\"Verdana, Helvetica, sans-serif\">quote:</font><hr /><font size=\"2\" face=\"Verdana, Helvetica, sans-serif\">Originally posted by Shodown:<br /><strong>1DV6 runs 12\'s...enough said. </strong></font><hr /></blockquote><font size=\"2\" face=\"Verdana, Helvetica, sans-serif\">
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Originally posted by Question:
I wouldnt think it would matter to much, you still have a fel pressure regulator that is going to keep it from getting to much fuel.
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