Holley 12-807 instructions Seguin

holley 12-807 instructions

REG DIAPH REPAIR KIT Fuel Pump Service Parts 272-12-807 Holley Fuel Pressure Regulator Diaphragm Repair Kit 12-807 Replacement fuel pressure regulator diaphragm repair kit for Holley 12-803 and 12-804 fuel pressure regulators.Includes diaphragm, low and high pressure springs.SpecsBrand: HolleyComponent Type: D

Holley 12-807 Regulator Diaphragm Repair Kit

Holley EFI 565-208 Holley EFI Dual Sync Chrysler SB. Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users., Save on Holley Fuel Pump Diaphragm Repair Kit 12-807 at Advance Auto Parts. Buy online, pick up in-store in 30 minutes..

Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users. 12/06/2018В В· In this video I describe how I modify a Holley 12-803 fuel pressure regulator to smooth out internal hard edges.

Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users. Save on Holley Fuel Pump Diaphragm Repair Kit 12-807 at Advance Auto Parts. Buy online, pick up in-store in 30 minutes.

06/10/2017 · Holley 12-807 Fuel Pressure Regulator Diaphragm Kit for 12-803 & 12-804. PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807 This kit contains two diaphragm springs. One is for the high-pressure regulator, while the other is to service the low-pressure regulator. These springs can be identified by their color as follows: SPRING TYPE COLOR High-Pressure Plain Low-Pressure Red 199R9902 7-17-03 PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807 This kit contains two …

REG DIAPH REPAIR KIT - 48 Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies we can give you the edge you need over the competition!

Holley Die Cast Fuel Pressure Regulators are designed to precisely control the fuel pressure from the fuel pump to the fuel distribution system. Each Holley fuel pressure regulator is fully adjustable and regulating the fuel pressure to your engines specific needs is easy. All Holley regulators are Fuel Pressure Regulator Rebuild Kit - Holley Regulators - Kit. Key Features: Regulator Dia. AMCO AUTO PARTS, LLC. Back to top. State Restrictions. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

These adjustable fuel pressure regulators from Holley can be adjusted from 4-1/2 to 9 PSI to regulate fuel pressure for various types of carburetors. Fuel pump regulator works well with Holley high performance fuel pumps. Use one fuel regulator per fuel bowl for high flow applications. 07/08/2009В В· I use a Holley regulator turned down to 3 1/2 psi for the 2 Holley 94's I running on my '50 F1. The '23 T I have with 3 x 97's Is using the same setup at the same rating. The gylcerine filled Holley gauge I bought was crap though. I went back to a cheapy Mr. Gasket and have had no trouble with it in over three years. Both Holley regulators I

12/06/2018В В· In this video I describe how I modify a Holley 12-803 fuel pressure regulator to smooth out internal hard edges. 03/10/2018В В· Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. All Holley regulators are pre-set at the factory so there is no guesswork when first installing the regulator. The Holley 12-803BP fuel pressure regulator features 3/8" NPT in/out ports and a 3/8" NPT return port.

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design These adjustable fuel pressure regulators from Holley can be adjusted from 4-1/2 to 9 PSI to regulate fuel pressure for various types of carburetors. Fuel pump regulator works well with Holley high performance fuel pumps. Use one fuel regulator per fuel bowl for high flow applications.

Find Holley Fuel Pressure Regulator Rebuild Kits and get Free Shipping on Orders Over $99 at Summit Racing! Holley 12-807 REG DIAPH REPAIR KIT Fuel Pump Service Parts

REGULATOR DIAPHRAGM REPAIR KIT. Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab 02/09/2012 · JFYI, the Holley 12-804 (1-4 psi) and 12-803 (4.5-9 psi) regulators are the same except for the spring, so buying the repair kit 12-807 will give you both low …

Holley 12-807 Regulator Diaphragm Repair Kit

holley 12-807 instructions

Holley Fuel Pressure Regulator Rebuild Kits 12-803 Fuel. The electric fuel pump in this instruction sheet is of the vane rotor type. Holley makes three versions: a low-pressure pump meets the flow requirements of most passenger vehicles. The high-pressure pump is used mainly for high performance applications and comes with a fuel pressure regulator. The second high-pressure pump allows an even higher, 12-807 Holley Die Cast Fuel Pressure Regulators are designed to precisely control the fuel pressure from the fuel pump to the fuel distribution system. Each Holley fuel pressure regulator is fully adjustable and regulating the fuel pressure to your engines specific needs is easy..

Fuel Pressure Regulator Diaphragm Kits 12-807 Holley eBay. Holley carburetors powered every Monster Energy NASCAR® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, You'll regain the accuracy and performance of the regulator from when it was new.Specs: Application: Suit Holley 12-803 and 12-804 Regulators. Holley: 12-807. Fuel Pressure Regulator Rebuild Kit Type: Diaphragm Quantity: Sold as a kit..

Fuel pressure regulators what s best to use with

holley 12-807 instructions

Holley Regulator Diaphragm Repair Kit #12-807 Trade Me. Holley Regulator Diaphragm Repair Kit #12-807 - Trade Me Motors. New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz You'll regain the accuracy and performance of the regulator from when it was new.Specs: Application: Suit Holley 12-803 and 12-804 Regulators. Holley: 12-807. Fuel Pressure Regulator Rebuild Kit Type: Diaphragm Quantity: Sold as a kit..

holley 12-807 instructions


Holley Die Cast Fuel Pressure Regulators are designed to precisely control the fuel pressure from the fuel pump to the fuel distribution system. Each Holley fuel pressure regulator is fully adjustable and regulating the fuel pressure to your engines specific needs is easy. All Holley regulators are 3 4. Connect the outlet of the regulator to the carburetor (if the regulator is installed before the carburetor per Figure 2a).If the regulator is installed after the carburetor (Figure 2b) or EFI (Figure 2c), the outlet needs to be plugged. NOTE: If regulator is equipped with the vacuum line connection on the top, this can be connected to full manifold vacuum to slightly

Regulator Diaphragm Repair Kit. Fits Holley 12-803 and 12-804 Fuel Pressure Regulators. PART# 12-807 Be the first to write a review 07/08/2009В В· I use a Holley regulator turned down to 3 1/2 psi for the 2 Holley 94's I running on my '50 F1. The '23 T I have with 3 x 97's Is using the same setup at the same rating. The gylcerine filled Holley gauge I bought was crap though. I went back to a cheapy Mr. Gasket and have had no trouble with it in over three years. Both Holley regulators I

Regulator Rebuild Kit for PN[12-803/12-804] - Part Number 12-807 (12807) by Holley. Let Earl's do the plumbing job in your vehicle from start to finish. Racing Parts. Holley carburetors powered every Monster Energy NASCAR® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps

Holley Regulator Diaphragm Repair Kit #12-807 - Trade Me Motors. New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design

02/09/2012 · JFYI, the Holley 12-804 (1-4 psi) and 12-803 (4.5-9 psi) regulators are the same except for the spring, so buying the repair kit 12-807 will give you both low … REGULATOR DIAPHRAGM REPAIR KIT. Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design Buy Holley Performance Products 12-807 REGULATOR DIA. KIT: Pressure Regulators - Amazon.com FREE DELIVERY possible on eligible purchases

REPAIR KIT 12-807 This kit contains two diaphragm springs. One is for the high-pressure regulator, while the other is to service the low-pressure regulator. These springs can be identified by their color as follows: SPRING TYPE COLOR High-Pressure Plain Low-Pressure Red 199R9902 7-17-03 PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807 View search results for 12-803 and get Free Shipping on Orders Over $99 at Summit Racing!

Holley Regulator Diaphragm Repair Kit #12-807 - Trade Me Motors. New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz 13/08/2009В В· Holley part number for the kit is 12-807; Summit sells it for about $6. The only difference that the Holley tech told me between the two springs is the color. There is supposed to a marking on the spring with the correct color, red or gold if it is the low pressure spring. I just ordered another regulator and the kit, so I can sort out the

Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit by Holley (1) New!: $6.19 (as of 03/14/2013 22:21 PST) 10 Used! New! from $5.95 (as of 03/14/2013 22:21 PST) Fuel Pump. The Holley diaphragm repair kit will help you regain the accuracy and performance of your regulator. Find many great new & used options and get the best deals for Holley Performance 12-807 Fuel Pump Diaphragm Repair Kit at the best online prices at eBay! Free shipping for many products!

Holley 12-803 Instructions JEGS is the source for performance parts with Same Day Shipping. by Holley. Holley Fuel Regulator Diaphragm Repair Kit, For regulators 510-12-803 and 510-12-804 Details, Overview, Similar Items, Specification, Instructions, Reviews. 425-12704 Instructions (PDF) Holley 12-803 You'll regain the accuracy and performance of the regulator from when it was new.Specs: Application: Suit Holley 12-803 and 12-804 Regulators. Holley: 12-807. Fuel Pressure Regulator Rebuild Kit Type: Diaphragm Quantity: Sold as a kit.

Regulator Rebuild Kit for PN[12-803/12-804] - Part Number 12-807 (12807) by Holley. Let Earl's do the plumbing job in your vehicle from start to finish. Racing Parts. Holley 12-807 REG DIAPH REPAIR KIT Fuel Pump Service Parts

Holley Fuel Pressure Regulator Rebuild Kits 12-803 Fuel

holley 12-807 instructions

Holley 12-803BP Fuel Pressure Regulator Installation. Find many great new & used options and get the best deals for Electric Fuel Pump Repair Kit Holley 12-807 at the best online prices at eBay! Free shipping for many products!, HOLLEY 12-880 Return Style Fuel Pressure Regulator 6AN Boost Reference - 1:1. Sold as Each (1) BILLET BYPASS REG, 4-65 PSI (6 AN) Adjustable billet by-pass return ….

Holley 12-804 Adjustable Fuel Pressure Regulator 1-4 PSI

Holley 12-803 Fuel Pressure Regulator 2-Port 4.5-9 PSI. REG DIAPH REPAIR KIT - 48, Find Holley Fuel Pressure Regulator Rebuild Kits with 12-803 Fuel Pressure Regulator Model and get Free Shipping on Orders Over $99 at Summit Racing!.

REG DIAPH REPAIR KIT - 48 03/10/2018 · This Holley universal low pressure fuel regulator is factory-set to 2.7 PSI, but is fully adjustable from 1 to 4 PSI. Use with standard pump only - not recommended for maximum pressure pumps. Fuel pressure regulator includes mounting bracket with 2 each self-tapping screws for regulator to bracket installation purposes and 3 screws for bracket to vehicle installation.Regulator has a 3/8" …

Find Holley Fuel Pressure Regulator Rebuild Kits and get Free Shipping on Orders Over $99 at Summit Racing! 07/08/2009В В· I use a Holley regulator turned down to 3 1/2 psi for the 2 Holley 94's I running on my '50 F1. The '23 T I have with 3 x 97's Is using the same setup at the same rating. The gylcerine filled Holley gauge I bought was crap though. I went back to a cheapy Mr. Gasket and have had no trouble with it in over three years. Both Holley regulators I

Installation Instructions (PDF) Some parts are not legal for use in California or other states with similar laws/regulations Related Products. Holley 12-704 Big Port Adjustable Fuel Pressure Regulator, 4.5-9 PSI $118.95 Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit $7.56 More Like This. View All Mechanical Fuel Pumps. Speedway Motors Small Block Chevy Fuel Pump Installation Kit Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users.

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design Holley 12-803 Instructions JEGS is the source for performance parts with Same Day Shipping. by Holley. Holley Fuel Regulator Diaphragm Repair Kit, For regulators 510-12-803 and 510-12-804 Details, Overview, Similar Items, Specification, Instructions, Reviews. 425-12704 Instructions (PDF) Holley 12-803

Buy Holley Performance Products 12-807 REGULATOR DIA. KIT: Pressure Regulators - Amazon.com FREE DELIVERY possible on eligible purchases 06/10/2017В В· Holley 12-807 Fuel Pressure Regulator Diaphragm Kit for 12-803 & 12-804.

HOLLEY PERFORMANCE 12-807 Fuel Pump Diaphragm Repair Kit - $9.99. Featured Products Customer Rides Terms & Conditions Home About Us Shipping Returns Contact Us Shop CategoriesAir Intake & Fuel DeliveryBooks, Videos, & DVDsBrakes & ComponentsChassis & SuspensionClothing & CollectablesCooling & HeatingDress UpEngine ComponentsExhaustExterior & AccessoriesFasteners & … 09/04/2018 · However I also contacted the Holley support number and was informed that some regulators were mislabeled. The issue is with the labeling and the internal spring. The 12-804 1-4 psi unit should have a red colored spring. The 12-803 4.5-9 psi spring is plain, (just the gold colored plating) the spring is accessible and replacable by removing the

3 4. Connect the outlet of the regulator to the carburetor (if the regulator is installed before the carburetor per Figure 2a).If the regulator is installed after the carburetor (Figure 2b) or EFI (Figure 2c), the outlet needs to be plugged. NOTE: If regulator is equipped with the vacuum line connection on the top, this can be connected to full manifold vacuum to slightly 03/10/2018В В· Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. All Holley regulators are pre-set at the factory so there is no guesswork when first installing the regulator. The Holley 12-803BP fuel pressure regulator features 3/8" NPT in/out ports and a 3/8" NPT return port.

Regulator Rebuild Kit for PN[12-803/12-804] - Part Number 12-807 (12807) by Holley. Let Earl's do the plumbing job in your vehicle from start to finish. Racing Parts. You'll regain the accuracy and performance of the regulator from when it was new.Specs: Application: Suit Holley 12-803 and 12-804 Regulators. Fuel Pressure Regulator Rebuild …

Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or Installation Instructions (PDF) Some parts are not legal for use in California or other states with similar laws/regulations Related Products. Holley 12-704 Big Port Adjustable Fuel Pressure Regulator, 4.5-9 PSI $118.95 Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit $7.56 More Like This. View All Mechanical Fuel Pumps. Speedway Motors Small Block Chevy Fuel Pump Installation Kit

HOLLEY PERFORMANCE 12-807 Fuel Pump Diaphragm Repair Kit - $9.99. Featured Products Customer Rides Terms & Conditions Home About Us Shipping Returns Contact Us Shop CategoriesAir Intake & Fuel DeliveryBooks, Videos, & DVDsBrakes & ComponentsChassis & SuspensionClothing & CollectablesCooling & HeatingDress UpEngine ComponentsExhaustExterior & AccessoriesFasteners & … Holley 12-803 Instructions JEGS is the source for performance parts with Same Day Shipping. by Holley. Holley Fuel Regulator Diaphragm Repair Kit, For regulators 510-12-803 and 510-12-804 Details, Overview, Similar Items, Specification, Instructions, Reviews. 425-12704 Instructions (PDF) Holley 12-803

PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807 This kit contains two diaphragm springs. One is for the high-pressure regulator, while the other is to service the low-pressure regulator. These springs can be identified by their color as follows: SPRING TYPE COLOR High-Pressure Plain Low-Pressure Red 199R9902 7-17-03 PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807 This kit contains two … Save on Holley Fuel Pump Diaphragm Repair Kit 12-807 at Advance Auto Parts. Buy online, pick up in-store in 30 minutes.

Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator

holley 12-807 instructions

Holley 12-807 Fuel Pump Service Parts 48. REPAIR KIT 12-807 This kit contains two diaphragm springs. One is for the high-pressure regulator, while the other is to service the low-pressure regulator. These springs can be identified by their color as follows: SPRING TYPE COLOR High-Pressure Plain Low-Pressure Red 199R9902 7-17-03 PRESSURE REGULATOR DIAPHRAGM REPAIR KIT 12-807, Buy Holley Performance Products 12-807 REGULATOR DIA. KIT: Pressure Regulators - Amazon.com FREE DELIVERY possible on eligible purchases.

Holley 12-804 Adjustable Fuel Pressure Regulator 1-4 PSI

holley 12-807 instructions

Holley Fuel Pressure Regulator Diaphragm Kits 12-807. Holley Regulator Diaphragm Repair Kit #12-807 - Trade Me Motors. New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz New cars and used cars, motorbikes, boats and more for sale on trademe.co.nz Buy Holley Performance Products 12-807 REGULATOR DIA. KIT: Pressure Regulators - Amazon.com FREE DELIVERY possible on eligible purchases.

holley 12-807 instructions

  • HOLLEY BILLET FUEL PRESSURE REGULATORS P/N 12-841 12
  • Search Results for 12-803 Free Shipping on Orders Over

  • See more Fuel Pressure Regulator Diaphragm Kits 12-807 Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab Find Holley Fuel Pressure Regulator Rebuild Kits with 12-803 Fuel Pressure Regulator Model and get Free Shipping on Orders Over $99 at Summit Racing!

    Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users.

    Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit by Holley (1) New!: $6.19 (as of 03/14/2013 22:21 PST) 10 Used! New! from $5.95 (as of 03/14/2013 22:21 PST) Fuel Pump. The Holley diaphragm repair kit will help you regain the accuracy and performance of your regulator. REG DIAPH REPAIR KIT - 48

    Find helpful customer reviews and review ratings for Holley 12-807 Electric Fuel Pump Regulator Diaphragm Repair Kit at Amazon.com. Read honest and unbiased product reviews from our users. Save on Holley Fuel Pump Diaphragm Repair Kit 12-807 at Advance Auto Parts. Buy online, pick up in-store in 30 minutes.

    REG DIAPH REPAIR KIT - 48 Find Holley Fuel Pressure Regulator Rebuild Kits and get Free Shipping on Orders Over $99 at Summit Racing!

    REGULATOR DIAPHRAGM REPAIR KIT. Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab 02/09/2012 · JFYI, the Holley 12-804 (1-4 psi) and 12-803 (4.5-9 psi) regulators are the same except for the spring, so buying the repair kit 12-807 will give you both low …

    09/04/2018В В· However I also contacted the Holley support number and was informed that some regulators were mislabeled. The issue is with the labeling and the internal spring. The 12-804 1-4 psi unit should have a red colored spring. The 12-803 4.5-9 psi spring is plain, (just the gold colored plating) the spring is accessible and replacable by removing the Find Holley Fuel Pressure Regulator Rebuild Kits and get Free Shipping on Orders Over $99 at Summit Racing!

    03/10/2018В В· Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. All Holley regulators are pre-set at the factory so there is no guesswork when first installing the regulator. The Holley 12-803BP fuel pressure regulator features 3/8" NPT in/out ports and a 3/8" NPT return port. 3 4. Connect the outlet of the regulator to the carburetor (if the regulator is installed before the carburetor per Figure 2a).If the regulator is installed after the carburetor (Figure 2b) or EFI (Figure 2c), the outlet needs to be plugged. NOTE: If regulator is equipped with the vacuum line connection on the top, this can be connected to full manifold vacuum to slightly

    07/08/2009В В· I use a Holley regulator turned down to 3 1/2 psi for the 2 Holley 94's I running on my '50 F1. The '23 T I have with 3 x 97's Is using the same setup at the same rating. The gylcerine filled Holley gauge I bought was crap though. I went back to a cheapy Mr. Gasket and have had no trouble with it in over three years. Both Holley regulators I You'll regain the accuracy and performance of the regulator from when it was new.Specs: Application: Suit Holley 12-803 and 12-804 Regulators. Holley: 12-807. Fuel Pressure Regulator Rebuild Kit Type: Diaphragm Quantity: Sold as a kit.

    06/10/2017В В· Holley 12-807 Fuel Pressure Regulator Diaphragm Kit for 12-803 & 12-804. 09/04/2018В В· However I also contacted the Holley support number and was informed that some regulators were mislabeled. The issue is with the labeling and the internal spring. The 12-804 1-4 psi unit should have a red colored spring. The 12-803 4.5-9 psi spring is plain, (just the gold colored plating) the spring is accessible and replacable by removing the

    holley 12-807 instructions

    HOLLEY 12-880 Return Style Fuel Pressure Regulator 6AN Boost Reference - 1:1. Sold as Each (1) BILLET BYPASS REG, 4-65 PSI (6 AN) Adjustable billet by-pass return … View search results for 12-803 and get Free Shipping on Orders Over $99 at Summit Racing!