Bypass Poppet, Adjustable, Prostar 500, MP-8000 Pump, Each. These parts include diaphragms, cartridges, springs, and more—designed for fitment on certain regulator styles. MagnaFuel Electric Fuel Pump Replacement Components MP-4400. one hauls, one hauls @$$!doublenickel Discussion starter. External, Adjustable Bypass, Universal, Each. I know SuperFlow made design improvements and so has MagnaFuel. 63ns vette tell me what I have to do to adjust the pump. MagnaFuel Large Bypass Regulator With EFI Spring Setup Black. Links to Amazon Affiliate products used in this videoPump Gasket kit Subscribe! I called the Magnafuel tech, and asked them about running a return regulator, and their tech said it would never work, and that it would never build any fuel pressure. Save Share. Maximum Pressure (psi): 36 psi Inlet Size: -12 AN Inlet Quantity: One Inlet Attachment: Female threads Outlet Size: -12 AN Outlet Quantity: One Outlet Attachment: Female threads Quantity: Sold individually. 00 5. They are for sale would anyone like to own them. pressure. Product images may differ. This pump, like most MagnaFuel pumps, is compatible with all racing gasolines and alcohol fuels. MagnaFuel MP-3030-BLK - AN Straight-to. MagnaFuel MP-4401 - ProStar 500 Fuel Pump (10) $435. 99 MagnaFuel Adjustable Bypass Fittings and Couplers Fitting, Fuel Pump Pro Tuner Bypass Fitting, -8 AN Male Threads, -8 AN Male Threads, -8 AN O-ring Female Threads, Each See More Specifications | Check. Part Number: 665-MP-8001. Bottle] $5. make sure its submerged or else you'll get foam and bubbles. all the good stuff. I will say I am trying to keep cost down for my Dad is buying because he. Pumps. 99 Lowest Price Guarantee $ + $ $ ProStar 500 16 V Bypass Assembly See more product details. Not Yet Reviewed. MagnaFuel ProStar 500 Fuel Pumps with Filters MP-4450 Fuel Pump, Electric, ProStar 500 w/Filter, External, Gas/Alcohol, Single -12 AN Inlet/Outlet, 25-36 psi. You'll need to get a -8an bulkhead to the top right hand side of the cell. 2000+ HP. QTY . 0 and come with hose barbs for 5/16" ID fuel line. High performance when rated at flow vs. View Details. Click image to zoom. 1229 posts · Joined 2008. Magnafuel Mp-4450 Prostar 500 Fuel Pumps With Filter For 2000 Hp 36psi. 00 For Carburetors and Nitrous Systems, Adjust from 3 - 12 PSI, fitting's included are, #10 inlet, has 2 #8 outlets for carb and 2 #6 outlets that can used to feed Nos or a second carb, Stainless steel needle/seat asy, CNC Billet Aluminum body, 2 Year Parts & Labor Warranty The MP-4401 and MP- 4450 have and external by-pass is adjustable from 25 to 35 psi. MP-7610-04-BLK. Last rebuild cost $190. The A2000 flows enough fuel to support the world’s quickest nitrous Pro-mods on gasoline, and is the industry’s only fuel pump that uses a true diaphragm controlled, adjustable bypass valve, integral to the pump. #11 · Feb 3, 2011 (Edited) If you are carbureted, an electric pump will work fine for your app on methanol, will be consistent, and make more power than gas. Give your engine the extra fuel it needs with one of these MagnaFuel ProStar 500 Fuel Pumps. MagnaFuel thoroughly tests each and every pump and regulator for volume and pressure to make sure that when you upgrade to MagnaFuel, you will get the best value. Clean filter. 570-580hp based on et but never on the pump. MagnaFuel ProStar 500 Fuel Pumps. *Filter Instructions for MP-4450's*. Click below to download PDF versions of our instruction sheets. MagnaFuel MP9945BLKEFI Part Number: 665-MP9945BLKEFI. The MP-4401 and MP- 4450 have and external by-pass is adjustable from 25 to 35 psi. They said fuel line size 12an from tank to pump 10an from pump to regulator and either 6an or 8an to carb. 11105 – Belt Drive Fuel Pump. Free Shipping. , 2,000 HP, Universal, Each. 5015 Galley rd . 1. Links to Amazon Affiliate products used in this videoPump Gasket kit Subscribe!. The 500s flow is stout & consistent 5/8 line & visually as I have the outlet from. flow capacity to support 950 HP on gasoline or 500 HP on alcohol. They feature. 9 de 5 estrellas 26 calificacionesSKU: MFW-MP-4401. Learn more. 00; Buy Now. Title: EFI -C Regulator Instructions doc [Converted] Created Date: 12/13/2011. 99. Product Code: MRF-MP-4650. MagnaFuel MP-3011-BLK -. This is a great streetable & reliable pump for high horsepower cars…. -12an from the cell to the inlet of the fuel pump. I make 15# of boost so this it what my fuel pressure looks like 7 + 3 + 15 = 25psi . ProStar Bypass Spring (MP-8050-04) by MagnaFuel®. Can’t get over 3 psi through the BG regulator with a plug I installed in its bypass outlet. Magnafuel Prostar 500 and aeromotive regulator problem. INCLUDES BUILT IN FUEL FILTER but Hose fittings not included. •Instantaneous compensation for sudden changes in fuel demand. Designed from premium materials, for up to 500 gph, these fuel pumps are compatible with gas, alcohol, methanol, E85, and diesel fuels. 25-36 psi, 12 AN Female O-Ring Inlet/Outlet, 8 AN Bypass, E85 / Gas, Each. End Ports #10, Top Ports #8. MagnaFuel recommends part #MP-3016 -10an x -8 straight fitting. Big Red Racin. My setup is rather normal, I come off an Aeromotive A2000 pump running at about 14-15 PSI. For ProStar EFI Large 2-Port Regulator 665-MP-9950. MagnaFuel pressure control units, part numbers MP-9400, MP-9600 and MP-9800 are designed for. Also, make sure the supply line to the pump doesn't have any soft spots, or cut flappers in the line causing a restriction. 99. Part Number: MRF-MP-4601. John and members, I have to order a new fuel pump for my Nova today. $36. 5# at the carb. com I have a prostar 500 pump and aeromotive regulator P/N 13204 and my problem is i can't adjust fuel pressure below 12 psi. Find MagnaFuel ProStar 500 Fuel Pumps and get Free Shipping on Orders Over $109 at Summit Racing! Used by Warren and Kurt Johnson, MagnaFuel ProStar 500 fuel pumps are built with computer-machined aluminum bodies. MagnaFuel ProStar 500 Bypass Poppet. Some parts are not legal for use in California or other states with similar laws / regulations. Single -6AN Inlet. The MagnaFuel 500 Pro Star has a bypass built in. and 10 or12 for a return line. These CNC'd aluminum. QuickStar 275 Fuel Pump, 750 HP Raiting, 18 psi, (2) -10 AN Inlet/Outlet Ports, (1) -8 AN Bypass Port, 8 in. I will remove it and clean the bypass and check the filter but thus far been great I know its been driven 40 miles+ in a day, no issues. Estimated to ship direct from manufacturer on 11/28/23, pending manufacturer availability. Add to cart. Fuel-injection with Swivel Pump Head for 1,000+ hp: MP-4813 EFI 625 Kit. . Description of the system: Aluminum fuel cell #12 line from cell to pump Magnafuel 500 filter and pump unit #10 line to Magnafuel log and regulators #6 line going to the carb and plate. 6-Port Bypass Regulator, 2000+ HP, 3-12 psi Range, (5) -8 AN Inlet/Outlet, (1) -10 AN Return, (1) 1/8 in. Save Share. Regulators. 5. MagnaFuel MP-3631 - 4100/4700 Series EFI Pump Fitting Kit. Reply Quote. Bypass connects to output port on the top of the pump. $314. - QuickStar 300. I had it hooked up with 10 an from tank to pump and 8 an to reg and 2 6 an lines to carb. 12. MagnaFuel ProStar 500 Fuel Pump Kit. Add to Cart Low Pressure Fuel Gauge 0-15PSI. MagnaFuel ProStar 500 Bypass Assembly. 00. 99 View Item Details Magnafuel Mrfmp-4450-sk Fuel Pump Rebuild Kit Seals For Prostar 500 Fuel. JEGS Mo-Flow Pro 505 fuel pump is designed to support 2000+ horsepower applications. MP-7610-05-BLK. ProStar EFI Series Pumps Instructions. Magnafuel MP-4401 Fuel Pump, ProStar 500, Electric, In-Line, 25-36 psi, 12 AN Female O-Ring Inlet / Outlet, 8 AN Bypass, E85 / Gas, Each-Fuel Pump, PrJohn and members, I have to order a new fuel pump for my Nova today. 05 2500HD 6. Moving that vacuum should help greatly. $64. For E85 and 1500+hp a couple of 4303s would work, but i'm thinking it won't happen for class racing of the same power level. $21. thanks. Save 20% Off On More than 500+ Most Popular JEGS Products! Save 20% Off On More than 500+ Most Popular JEGS Products! Free Shipping over $199*. bbc-olds said: Having the exact problem with mine. I will say I am trying to keep cost down for my Dad is buying because he. . Flow tested to ensure maximum performance. Talking to Magnafuel they said With my 500 pump and there NEW bypass reg. View Details. Compare. 357 posts · Joined 2009. Fuel Pump, Electric, Quick Star 300, Adjustable Bypass, -10 AN Inlet/Outlet, Each. 00 6. 10876 posts · Joined 2010. MagnaFuel MP-4401 - ProStar 500 Fuel Pump (10) $435. Compatible with gasoline and alcohol fuel, these pumps use an externally adjustable bypass to eliminate pump cavitation. If the voltage to the pump changes it will change the flow and pressure. Magnafuel 500 Fuel pump is rated at 2000+ HP on Gas and 1200+ On Alcohol. Colorado Springs CO 80915 (719) 532-1897 (800) 321-7761 Fax (719) 532-1899 Magnafuel. Ok, here's the story real fast. (0) $31. Outlet fitting not included. View Details. Magnafuel Mp-4401-blk Prostar 500 Fuel Pump 2000 Hp Raiting 25 To 36 Psi Rangemagnafuel 500 plumbing magnafuel quickstar 300 gph magnafuel regulator instructionsmagnafuel 300 rebuild kit magna fuel bypass valve magnafuel prostar 500 fuel pump instructions magna fuel 500 magna fuel rail Magnafuel QuickStar 300 Carburetted Series Fuel Pump. Some products legal for racing only; never to be used on public roads or emission-controlled vehicles. $60. Aeromotive 18703 - Phantom Series Retrofit Bypass Valve 60. Brand MagnaFuel : Fit Type Vehicle Specific Fit : Item Dimensions LxWxH 10. They enable you to set the bypass to recirculate excess fuel back into your tank when pressures reach a defined point—to prevent. I finished up a few things on the car over the week and took it out for a drive yesterday. Part Number: MRF-MP-4650. I called magna fuel. (4) $529. $689. unlikely with a fuel pump which is typically 8-15 amp. This item MagnaFuel Fuel Pump, ProStar 500, Electric, In-Line, 25-36 psi, 12 AN Female O-Ring Inlet/Outlet, 8 AN Bypass, E85 / Gas, Each Aeromotive 11202 Fuel Pump (A2000 Drag Race Carbureted) Aeromotive 12304 Red Fuel Filter (In-Line Filter/100-Micron) Fuel pump is a Magnafuel 750 ProTuner(electric), dual relays, pre-filter, post filter. Compatible with gasoline and alcohol fuel, these pumps use an externally adjustable bypass to eliminate pump cavitation, stabilize fuel flow, and eliminate fuel starvation. $60. Leavinsteven. These MagnaFuel ProTuner 625 Series in-line fuel pumps feature quiet operation, which makes them ideal for street or performance use. I now have a magnafuel that was on the car I bought, and am satisfied thus far. Thanks Guys. Currently have front mounted 4 gallon cell and magnafuel 500 with a bypass on e85. Trust JEGS to get it right. Skip to main content. 5 air fuel so i made a hug step and. ok let me start by saying i have a magnafuel 500 pump and had a 4 port regulator and a 2 port holley for nos -i would constantly have dead head issues and when i was on chassis dyno jim from weldon noticed i was droping fuel pressure but still maintanning 11. This product is made of high-quality materials to serve you for years to come. I could use some recommendations for fuel psi. Notes: Features built-in filter and #8 adjustable bypass. Deadhead vs Bypass regulator. 99. 99. Notes: Features a black finish, built. 5 psi to 5psi in a pattern. Manufacturer Part Number: MP-8000: Brand: Magnafuel. All MagnaFuel pumps are rebuildable to “as-new” factory specifications. If I run this kit how should I do my lines, returns, and sizes? I was thinking a return at the pump (would I also need one at the. Part Number: MRF-MP-4501. 7 inches :MagnaFuel ProStar 500 Fuel Pumps. . 14437 posts · Joined 2008. Instructions say to run a dead head regulator and plumb in the bypass on the pump. 99. These CNC'd aluminum bodied pumps feature a high-quality low amperage motor that is designed to work with 12 V or 16 V applications. 27psi is too much pressure at the inlet for a quick fuel regulator if its the holley style. Re: Return/bypass style fuel pressure regulators. Just installed a magnafuel prostar 500 pump. 82 1/4 6. Whether you're buying or selling a vehicle, property, or personal items, they offer a wide range of templates to help you. 99. $36. , 7 lbs. Related Items. Also, make sure the supply line to the pump doesn't have any soft spots, or cut flappers in the line causing a restriction. first, here is the set up. External Bypass Fitting Style. Home FAQ FAQ Technical Notes Tips EFI Systems Pumps. FAQJoin us now! Menu. I will say I am trying to keep cost down for my Dad is buying because he. 62 12. MAGNAFUEL. '' no return from the frount of the car''. When leaving the line, the car pops and smokes black. Introduction: The accompanying MagnaFuel fuel pump part# MP-4601 or MP-4650 is designed. Call MagnaFuel, i'm almost positive they will tell you that it's not a pump designed for that. This is going on a street car that currently has -10 from sump to pump, -8 to 2 holley 12803 regs, and -6 to the carb with no return to the tank. See More Specifications | Check the Fit. From Stock Eliminator to Pro Mod, the Aeromotive A2000 is a versatile force to be reckoned with and stands alone as a ‘big’ carbureted fuel pump. 500 in. $129. MagnaFuel recommends, for applications over 1000HP use of -10 outlet hose. Find a MagnaFuel distributor near you! Bill of Sale Forms - Explore an extensive collection of customizable bill of sale templates. Plumbed it to my aeromotive a1000 bypass regulator. x 7 in. their site says turn the 3/16 hex nut. I Seen Two Video's Here On You Tube And One Of Them Inspired Me Do Up load One When It Was Time F. ProStar 500 QuickStar 300 QuickStar 275 Regulators Kits MP 4810 ProStar Kit. What's New; Forum Listing; Products; Marketplace; Showcase; Gallery; Advanced Search;I had this issue most of the year and finally fixed the problem with installing a Magnafuel two port regulator for the carb. I drive on the street. $632. Since fuel pumps use a DC motor they are voltage sensitive. ProStar EFI Large 2-Port Regulator, Up to 2000 HP, 35 to 85 psi, 1:1 Boost Reference, (2) -8 AN Inlets, (1) -8 AN Outlet, Classic Blue/Performance Purple Finish. Estimated Ship Date: Tomorrow. CATALOG . 3. Manufacturer Part Number. SKU: MFW-MP-4450. My dumbass ran a -8 as a return with a -8 feed and capping the bypass on the pump. Flow Rate 2. Fuel Pump, Electric, ProStar 500 w/Filter, External, Gas/Alcohol, Single -12 AN Inlet/Outlet, 25-36 psi. the large oring you have may be a -12 inlet or outlet fitting seal and the . MP 4813 EFI Kit MP 4814 EFI Kit MP 4815 Inline Kit MP 4816 Inline Kit MP 4819 EFI Kit Carbureted Systems Pumps ProStar 500 QuickStar 300 QuickStar 275. Get the best deals on MagnaFuel Car & Truck Fuel Pumps & Sending Units when you shop the largest online selection at eBay. 135 posts · Joined 2008. Compatible with gasoline and alcohol fuel, these pumps use an externally adjustable bypass to eliminate pump cavitation, stabilize. Magnafuel MP-4401 Fuel Pump ProStar 500 Electric 20-36PSI 12AN In/Out 8AN Bypass. •High performance when rated at flow vs. 95. Estimated to ship direct from manufacturer on 11/27/23, pending manufacturer availability. Magnafuel is the best fuel pump company,they willl sell you parts and tell you what to d ldhead. Upgrade your old mechanical fuel pump with a MagnaFuel Outlaw Series Belt-Drive Fuel Pump. Electronic Fuel Injection. Stock Replacement (629) Made In USA (265). Home; Fuel Pumps; Product Results; Filters. My present fuel system is two electric in-line pumps in series (Napa P5000, very quiet) with Aeromotive 13202 bypass regulator. Below is the list of available Aeromotive Product Installation Instructions. Designed from premium materials, for up to 500 gph, these fuel pumps are compatible with gas, alcohol, methanol, E85, and diesel fuels. My BG280 died last night and for what it cost to fix it I am going to spend the money on a new bigger badder unit. 500 Series Cutter Style Hose Ends; 510 Series Full Flow Push Lock Hose. $500-$750 (34) $750-$1000 (14) $1000-$1500 (3) In Stock. Drop some dish soap into the cup, and add the water. Kits-ProStar 500 Kits-ProStar EFI for Carburetor Kit-QuickStar Kits-Nitrous Oxide Regulator Kits-Diagrams. Fuel Pump Bracket Kit, CLAMP-ON, Vibration Dampening, Steel, Chrome, Magnafuel 500 And 300 Series Pumps, Kit MAGNAFUEL/MAGNAFLOW. high volume fuel pumps also require a -8 or ½” v. They come preset at 28 psi. 2000+ HP Rating Gas and Alcohol Compatible 8 An Adjustable Bypass 25-35 PSI 13 Amps @Join us now! Menu. 6 %âãÏÓ 2776 0 obj > endobj 2794 0 obj >/Filter/FlateDecode/ID[81EF4C2799806C48B0313B4A1EAB8376>]/Index[2776 35]/Info 2775 0 R/Length 85/Prev 14081906/Root. 16 Ships Today. MagnaFuel MP-3631 - 4100/4700 Series EFI Pump Fitting Kit. MagnaFuel MP-4401-SK - Pro Star 500 Seal Kit. #1 · Jun 6, 2016. 99 - $1061. In this case, it is difficult to maintain a responsive fuel mixture at both the low end and into the high end as the engine speed climbs. 99. Carb is a Mark Sullen 950. MagnaFuel MP-3614 - ProStar 500 Fitting Kit (1) $36. Summit Racing - FAST Shipping - 60 Day Return Policy. -12an from the cell to the inlet of the fuel pump. JEGS 15902 - Ultra-Quiet Electric Fuel Pump 160 gph (10) $256. Anyone have experience with Magna Fuel? I am interested in using the Pro Star 500 for delivery but haven't seen much from anyone on the site. Thanks everyone, i talked to magnafuel and they suggested prostar 500 as long as I do not drive longer then 2 hours at a time on the street. Cranks, pump makes pumping sounds. Fuel Pump Replacement Component, Drive Motor, ProStar 500, Each. JEGS 72352 - Fuel Stabilizer [4 oz. -8 is too small. Vibration, aeration, faulty gauges, or sharp changes in supply/ pump pressure usually cause this. Installation: We suggest installing the MP-4401 and MP-4450 fuel pumps like the plumbing diagram on the back of this page. MagnaFuel MP-9575-BLK - MagnaFuel Air Bleed Systems. Browse our Range. MagnaFuel Fuel Pressure Regulator Rebuild Components MP-9925-03VT. Procharged 357ci 650RWHP @ 5800RPM 729RWTQ @ 3300RPM. They feed. JEGS 72352 - Fuel Stabilizer [4 oz. QuickStar 275 Pumps Instructions. Running near 30psi head pressure as they do on 16v makes the delta relationship to great. 9 which would work great for your set up. Magnafuel MP-8001 Pro Star 500 Bypass Assembly Pro Stock. #24 · Dec 19, 2010. Part Number: MRF-MP-8000-05. $279. Look for leaks on inlet side. it might help if you think, fuel pump provides fuel flow volume, fuel pressure is a measure of resistance to fuel flow, the fuel pressure regulator acts as a valve that opens if the pressure exceeds about 42 psi (YES some versions like yours are manually adjustable) but the reason its there is to maintain a consistent 39 psi-42 psi to do that you allow the. Will. Filter Instructions for 500 and 300 Pumps with Filters. Put a Magnafuel 300 on the car. I will say I am trying to keep cost down for my Dad is buying because he. . 99. we have a BDs 1071 blower with dual 1150 carbs, we have a magnafuel 500 pump with a bypass to the tank. View Item Details Magnafuel Mp-4401 Fuel Pump Prostar 500 Electric 20-36psi 12an Inout 8an Bypass $435. -8an hosends. Find a MagnaFuel distributor near you! Bill of Sale Forms - Explore an extensive collection of customizable bill of sale templates. . My BG280 died last night and for what it cost to fix it I am going to spend the money on a new bigger badder unit. Part Number: 665-MP-9575. I have to say that on another motor I had dynoed the dyno shop had a pro star 500 pump which has the same style of bypass, and they used a return style regulator at the carb. -8 AN Bypass, Each. 95. I can't get my fuel pressure below 12psi. Air Bleed Adapter Fitting. Supercharged Fuel problems. Part Number: MRF-MP-4400. After doing some "after thought" research, I need opinions/experience on my. If you are going to a bypass regulator then look at Magnafuel 4303 as a good choice for a pump. 99. MagnaFuel MP-3613 -. You do have the feed line and return to the tank on the proper places on the regulater. Save 20% Off On More than 500+ Most Popular JEGS Products! Free Shipping over $199* Same Day Shipping before 8pm* Price Match Guarantee; Free Shipping over $199*. My Account Need Help? FREE SHIPPING on orders over $149! Shop by Department Shop Support & Tech. The bypass valve could be stuck open. think I have posted in the wrong area so anyone have any suggestions on this. 05. It seemed to build pressure too high. I am having issues with fuel pressure on my magnafuel 500 pump. Dyno;. Air Bleed Adapter Fitting. Part Number: 665-MP-9945. Out of the pump -8 is fine. 99. To make it work for carbs, MagnaFuel offers a bypass package for these pumps, and it is much like the system used in the big Pro Stock fuel delivery systems. 5 to 9 PSI 8AN O-ring in/out 6AN O-ring 12-846 HP EFI Billet FP Regulator, Adjustable, Return Style 15 to 65 PSI 8AN O-ring in/out 6AN O-ring Replacement elements are available, MagnaFuel Part # MP-7050. load well in excess of contact ratings. Electronic Fuel Injection. $742. , 2,000 HP, Universal, Each Part Number: MRF-MP-4450 Just bought a Magnafuel Prostar 500 myself. Fuel system is as follows: Cell to -10line going to pump, straight coupler to Aeromotive filter (red billet one) into -8an that goes to the front of the car and into the Billet Regulator that comes with the Mallory COMP 140 pumps (cause it's what I had on before the Magnafuel pump. It is compatible with alcohol and gasoline applications and has a 8 AN adjustable bypass port, 12 AN inlet/outlet ports, 25 to 36 psi range and a blue finish. The venting on stock tanks is not adequate. MP 4810 ProStar Kit. Find MagnaFuel Fuel Pressure Regulator Rebuild Components and get Free Shipping on Orders Over $109 at Summit Racing! A variety of MagnaFuel fuel pressure regulator rebuild components are available to maintain your unit. September Flash Deals! Up to 33% Off Select Products. Magnafuel 500 Electric Fuel Pump with Filter quantity. Adjust bypass. These re-directed gasses can then help release and atomize. 6 v instead of 12. ProStar 500 Bypass Spring See more product details. 4-Port Fuel Regulator with Bypass System: PE 9050-4P NEW Jobber:$375. Electric, In-Line, 25-36 psi, 12 AN Female O-Ring Inlet/Outlet, 8 AN Bypass, E85 / Gas, Each. Advanced Search. We don't think that any well-engineered racing. My dumbass ran a -8 as a return with a -8 feed and capping the bypass on the pump. Replace deteriorated fuel-cell foam. Compatible with gasoline and alcohol fuel, these pumps use an externally adjustable bypass to eliminate pump cavitation, stabilize fuel flow, and eliminate fuel starvation. HQ Automotive Service & Parts. In. MagnaFuel EFI Regulator Fittings Kit. Summit Racing Equipment carries a huge selection of performance and racing fuel pumps from top manufacturers like MagnaFuel, Aeromotive, Holley, MSD Ignition, Quick Fuel, Edelbrock, and more. MagnaFuel QuickStar 300 fuel pumps are built with computer-machined aluminum bodies. Our bypass regulator had issues bypassing enough fuel to keep fuel pressure around 7 at idle. 250 in. MagnaFuel Bomba de combustible, ProStar 500, eléctrica, en línea, 25-36 psi, entrada y salida de junta tórica hembra de 12 AN, bypass de 8 AN, E85/Gas, cada una Marca: MagnaFuel 4. For those who have the 500 pump, do you have a fuel pressure gauge on the pump? I was checking out the website but I didn't see anything on the site but. Large Inventory of New, Used and OEM Automotive Parts at Great Prices. The PDF Documents are exactly what you would find in the product box themselves. . 80 @151. •High performance when rated at flow vs. Holley 19-188 - Pick Up Assembly Gasket (0) $18. It moves way too much fuel at idle. Part Number: 665-MP-8000-05. 12-842 Carbureted Billet FP Regulator, Adjustable, Bypass w/ Idle, Return Style 4. In-Line Pump for Fuel Injection 800+ hp: MP-4815.