fuel pumps technicalinform at i o n fuel pumps regulator technical information flow chart for externally mounted electric fuel pumps ground holley electric fuel pump solenoid nc starter motor coil p/n 12-810 oil pressure switch no to accessories oil pressure safety switch it s always a good idea to place a safety switch in the circuit when installing an electric fuel pump holley has one available under p/n 12-810 this switch will ensure that the electric pump will not work unless the engine has oil pressure it will prevent the pump from running in a situation where the motor may stall with the ignition on wiring the switch through the starter solenoid circuit energizes the pump on engine start-up after the engine is running the switch continues to provide power to the pump as long as there is oil pressure to keep the switch turned on see illustration c ignition switch to distributor battery fuel pressure gauges there are a number of places where mechanical fuel pressure gauges could b
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fuel pumps technicalinform at i o n fuel pumps regulator technical information following are various fuel system schematics for street and race applications although intended only as a guide these designs have been successfully used in many performance applications figure 1 one 1 #12-802-1 blue pump feeding single carburetor without fuel return line carburetor fuel tank #6 line #6 line #6 line 12-803 regulator #6 line 12-802 fuel pump figure 2 one 1 #12-706-1 volumax pump feeding single carburetor fuel pumps 194 www.holley.com
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fuel pumps mechanical mechanical fuel pumps application chevy s/b v-8 chevy b/b v-8 chrysler s/b v-8 new ew n chrysler b/b v-8 ford 289/302/351w ford 351c/351m ford 390 427 428 fe new ford 429/460 v-8 oldsmobile all v-8 pontiac all v-8 80 gph 12-834 12-835 12-838 12-831 12-833 12-854 12-832 12-860 12-836 12-837 b b b b b b b b b b 110 gph 12-327-11 12-454-11 12-360-11 12-440-11 12-289-11 b b b b b 130 gph 12-327-13 b 12-454-13 b 12-289-13 b 12-460-13 b new 170 gph 12-327-20 b 12-454-20 b new w ne new 12-289-20 b new 12-460-11 12-390-11 b b 12-389-11 b inlet and outlet tapped for 1/4 npt 80 gph fuel pump features · street performance · flows 80 gph free flow · shutoff pressure pre-set at 7-1/2 psi · heavy duty construction for continuous high rpm operation · fuel body casting can be rotated to accommodate various plumbing situations · fuel pressure regulator is not required · inlet outlet tapped for 3/8 npt 90 80 70 60 50 40 30 20 10 0 10 20 30 40 50 60 70 80 480 420 360
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fuel pumps electric electric fuel pumps carbureted part 12-801-1 12-802-1 12-812-1 12-815-1 12-125 12-150 free flow rate gph 97 110 110 140 125 150 holley recommendations for peak performance gph flow at rated psi 71 4 psi 95 7 psi 95 7 psi 120 9 psi 110 7 psi 140 7 psi application street/strip street/strip street/strip street/strip street/strip street/strip use with alcohol no no no yes yes yes max psi 7 14 14 14 7 16 max hp 425 550 550 750 750 900 inlet line size 3/8 3/8 or -6an 3/8 or -6an 1/2 or -8an 3/8 or -6an 1/2 or -8an outlet line size 3/8 3/8 or -6an 3/8 or -6an fuel pressure regulator relay kit 12-753 12-753 12-753 12-753 12-753 12-753 12-705-1 12-706-1 12-708 12-709 footnotes 180 275 375 525 176 9 psi 273 9 psi 294 9 psi 456 9 psi racing drag race only drag race only drag race only yes yes yes yes 15 15 adjustable 10-25 adjustable 10-25 1000 1500 1750 2000 2 inlet lines -8an 2 inlet lines -8an -10 -12 n/a 1 12-803 included 12-803 or 12-803bp 2 3/8 or -
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fuel pumps electric electric fuel pumps carbureted volumaxtm common features · · · · · · new shiny finish aluminum billet pump housing/base pressure is pre-set at 15 psi compatible with alcohol fuels positive displacement gerotor design must have 3/8 npt return line to tank · · · · · · includes -8an style fittings includes 45 micron fuel inlet screen provides constant fuel flow with no pulsation includes two 2 1/2 npt inlet ports and one 1 1/2 npt outlet port has externally accessible pressure relief valve not designed or recommended for use with fuel injection systems 160 gph electric fuel pump features · · · · flows 180 gph free flow 1000 maximum horsepower gasoline motor draws only 4-1/2 amps current 7-1/2 amp fuse recommended fuel pressure regulator required recommend p/n 12-704 part 12-705-1b 250 gph electric fuel pump features · · · · flows 275 gph free flow 1500 maximum horsepower gasoline motor draws 10 amps current 15 amp fuse recommended fuel pressure regulator require
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fuel pumps electricin ta n k i n line electric in-tank fuel pumps fuel injection the holley line of high output in-tank electric fuel pumps is available in flow ratings of 190 and 255 liters of fuel per hour a 155 liter per hour mustang pump is available along with 255 liter-per-hour-rated pumps for forced induction applications these particular pumps flow significantly more fuel at higher pressure for example at 80 psi the standard 255 lph pump will flow around 132 liters 35 gallons per hour at that same 80 psi the equivalent forced induction fuel pump will flow over 210 liters 50 gallons per liters gallons lbs of fuel horsepower hour the chart here aptly illustrates the capabilities of the 155 41 246 491 holley in-tank electric fuel pumps 190 50 301 600 255 67 404 800 holley in-tank electric fuel pumps utilize a proven gerotor design the outside dimensions however are compact enough to fit existing hanger assemblies without modification coverage includes most popular ford gener
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fuel pumps marine mechanical electric marine mechanical fuel pumps holley designed built w ne application chevrolet chevrolet ford ford the holley line of high output mechanical fuel pumps has been completely redesigned for 2001 their new aluminum housings save weight and all components have been designed for extreme reliability and safety performance is there to the max available in both 110 gph and 130 gph versions either pump is your assurance that your chevy or ford engine will never starve for fuel one look at the features and performance charts should convince you a fuel/fume tube is part of the marine design to provide a safe fuel exit in the unlikely event of a diaphragm rupture engine small block v-8 big block v-8 289/302/351w 429/460 v-8 110 gph 712-327-11 712-454-11 712-289-11 712-460-11 130 gph 712-327-13 712-454-13 712-289-13 712-460-13 110 gph fuel pump features · high output fuel flow · flows 110 gph free flow · shutoff pressure pre-set from 6 1/2 8 psi · heavy duty
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fuel pumps fuelpressureregul at o r s carburetor fuel pressure regulators 12-501 part psi 4 1/2 9 finish satin features · · · · · · 3/8 npt ports .220 7/32 restriction includes mounting bracket low pressure 1-4 psi high pressure 4-1/2-9 psi chrome finish 12-803b 12-804b 12-704b 1-4 psi satin features · · · · · regulates from 4-1/2 to 9 psi one 1/2 npt inlet and two 1/2 npt outlet ports .437 7/16 restriction includes mounting hardware and an style fittings alcohol compatible features · · · · · · · regulates from 4-1/2 to 9 psi one -8 inlet port and four -6 outlet ports .437 7/16 restriction aluminum billet body and top casting cover are hard coat anodized three fuel pressure gauge mounting options fuel pressure gauge not included includes mounting hardware and an style fittings compatible for use with methanol/alcohol 12-707b carburetor bypass style fuel pressure regulator part new fuel pumps features · · · · · · 3/8 npt ports 1 in 1 out 1 bypass or return used in systems
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fuel pumps regul at o r s efi fuel pressure regulators holley fuel injection pressure regulators are designed to provide the correct fuel pressure for any high performance fuel injected vehicle regulators for dedicated applications are offered in various colors these each feature a range of adjustability from 35-65 psi they re made to bolt in the stock location so installation is a snap year 1997-99 1986-00 1986-95 1996-00 1995-98 1992-94 1984 87 1984 87 1993 97 1985 92 1992 96 1994 95 1986 94 1986 94 1990-00 1989 00 1989-91 1993-97 1989-00 2000-01 1993 97 1985 92 application acura cl acura integra acura legend acura nsx acura tl acura vigor buick gn buick regal chevrolet camaro chevrolet camaro chevrolet corvette chevrolet impala ss ford mustang ford mustang honda accord honda civic honda crx honda del sol honda prelude honda s2000 pontiac firebird pontiac firebird stamped steel construction engine p/n clear coat p/n red p/n blue 4 cyl all all all all all 3.8l turbo 3.8l t
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fuel pumps volumax ® filters service pa r t s volumax® filters and components description 4 filter w 60 micron screen an 8 o-ring and 3/8 npt ports 4 filter w 60 micron/viton screen an 8 o-ring and 3/8 npt ports 4 filter w 115 micron screen an 8 o-ring and 3/8 npt ports 4 filter w 115 micron/viton screen an 8 o-ring and 3/8 npt ports 4 filter w 28 micron screen an 8 o-ring and 3/8 npt ports 4 filter w 28 micron viton screen an 8 o-ring and 3/8 npt ports 4 28 micron replacement screen 4 28 micron/viton replacement screen 4 60 micron replacement screen 4 60 micron/viton replacement screen 4 115 micron replacement screen 4 115 micron/viton replacement screen 4 filter housing service replacement 6 filter w 60 micron screen an 12 o-ring and 3/4 npt ports 6 filter w 60 micron/viton screen an 12 o-ring and 3/4 npt ports 6 filter w 60 micron screen single 3/4 npt port 6 filter w 60 micron/viton screen single 3/4 npt port 6 weld-on w 60 micron screen single 3/4 npt
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fuel pumps service pa r t s electric fuel pump service kits 12-705-1 and 12-706-1 volumax fuel pumps part no description application i 12-751 gasket kit/check valve kit 12-705 12-706 pumps fuel pump block-off plates chrome part no description application j 12-813 i k 12-814 mechanical fuel pump mounting pad cover big block chrysler small block chrysler mechanical fuel pump mounting pad cover big block chevrolet small block chevrolet j k volumax regulator service parts for 12-707 12-709 part no application l 12-752 26-90 fuel pumps diaphragm o-ring kit for an fittings 8 an fitting for 12-707 12 an fitting for 12-709 m 26-88 m 26-117 l m 212 www.holley.com
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