HOLLEY ANALOG PROJECTION INSTRUCTIONS



Holley Analog Projection Instructions

Fuel Injection Kits & EFI Systems Holley Performance. View and Download Holley Pro-jection 2D installation and troubleshooting manual online. V-8 Engines. Pro-jection 2D Engine pdf manual download., Find Idle Air Controls with 2-barrel analog Holley Pro-Jection Fuel Injection Style and get Free Shipping on Orders Over $99 at Summit Racing!.

Holley Pro-Jection Service Parts Free Shipping on Orders

Holley pro-jection 2D Installation And Troubleshooting Manual. The passion for cars and going fast starts early. At Holley, we fuel that passion and help make your dream car or truck a reality! Subscribe now to make sure you don't miss any of our new products!, Find Holley Gauges, Analog and get Free Shipping on Orders Over $99 at Summit Racing!.

1 HP EFI 4 BBL TBI SYSTEMS 550-411 (900 CFM – 75 lb/hr injectors) up to 525 HP 550-412 (900 CFM – 85 lb/hr injectors) up to 600 HP NOTE: HP throttle body systems do not include fuel pump. TBI HARDWARE INSTALLATION MANUAL – 199R10507 NOTE: These instructions must be read and fully understood before beginning installation. 18/09/2017 · Holley is introducing Sniper EFI - It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods

04/02/2006 · I have been running the Analog 2bbl version on my Mustang for 10 years and am in the middle of a installation on my Jeep. 1. Which Holley unit do you have? 2. As Jeepzilla said, the Solinoid is not goverened by the tach but is used when the engine is cold. THere should be a brown wire that is hooked to the HOLLEY temp sending unit. This will Keep your system running at peak performance with help from Holley. These high quality Pro-Jection Replacement Parts are brand new. Designed to replace original Holley components on …

The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which 04/02/2006В В· I have been running the Analog 2bbl version on my Mustang for 10 years and am in the middle of a installation on my Jeep. 1. Which Holley unit do you have? 2. As Jeepzilla said, the Solinoid is not goverened by the tach but is used when the engine is cold. THere should be a brown wire that is hooked to the HOLLEY temp sending unit. This will

30/12/2009В В· The Holley Commander 950 system I'm running on a 408w is a major step forward but nowhere near perfect. In comparison to the ProJection the Commander 950 with the wideband O2 is a dream. The amount of time I spent trying to make the older ProJection system work was at the very best a learning experience and at worst a total waste of time. Aloha The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which

INSTALLATION TUNING AND TROUBLESHOOTING MANUAL NOTE: These instructions must be read and fully understood before beginning installation. If this manual is not fully understood, installation should not be attempted. Failure to follow these instructions, including the pictures may result in subsequent system failure. TABLE OF CONTENTS: View & download of more than 40 Holley PDF user manuals, service manuals, operating guides. Automobile parts user manuals, operating guides & specifications.

18/03/2005В В· Holley Projection by mattho9 В» Tue Mar 15, 2005 12:26 am Not sure if the holley throttle body you are refering to is the same as a holley carb, but I'm using a holley carb for a throttle body and a linkage is offered to convert to 1:1 opening---don't know the part number off hand but if you think it's what you need I can get it for you. Consult the I/O Adapter Instruction manual for more information on configuring the Local I/O tab. Pin refers the physical pin number on the I/O Adapter. CAN Devices Tab Configures CAN-connected devices such as the Holley 553-107 LED Light Bar. Page 11 Local Dash Speed Calculation area on the Holley Digital Dash. ECU Input: Use with a custom

08/07/2008В В· I have been running the "JUNK" analog for years on my blown Engines. Still do. CMD 11 hit it pretty much dead on. If you truly know how to tune a carb, the JUNK analog projection will be no problem for you. I do have one thing to add. If you are running a 160* or there about stat, change it to at least a 180*. You do not want the engine temps 12/07/2006В В· Anyone here using Holley Projection 4 barrel throttle body injection unit swith MS-II? I'm thinking of buying the Holley unit being I have a Edelbrock RPM intake and want to make an easier swap to FI. I will be using this setup for a 427 Big Block Chevy. I'm asking because I heard the new units are progressive throttle bodies and haven't seen

Holley Sniper EFI Cost Effective Easy to Install!. The passion for cars and going fast starts early. At Holley, we fuel that passion and help make your dream car or truck a reality! Subscribe now to make sure you don't miss any of our new products!, holley projection conversion on a chrysler imperial. coderpriority blog. download holley pro jection 4 installation solebackup. holley pro jection 4 installation free programs. holley analog projection instructions. cheap way to go fuel injected ford mustang forums. holley 534 43 throttle body wiring harness 4 bbl pro. holley 534 56 pro jection and commander 950 harness kit. holley 534 56.

Holley 534-2 Coolant Temperature Sensor TBI 4 bbl Analog

holley analog projection instructions

Holley Pro-Jection TBI Replacement Parts JEGS. holley projection conversion on a chrysler imperial. coderpriority blog. download holley pro jection 4 installation solebackup. holley pro jection 4 installation free programs. holley analog projection instructions. cheap way to go fuel injected ford mustang forums. holley 534 43 throttle body wiring harness 4 bbl pro. holley 534 56 pro jection and commander 950 harness kit. holley 534 56, NEWSFLASH: Holley's Sniper 4150 and 4500 systems are now USCG approved! So that is one obstacle you can take off the list below. Just be sure to install it with a USCG-approved fuel system capable of 60 PSI and adequate fuel flow for your HP targets.. From time to time we receive phone calls.

Holley 534-2 Coolant Temperature Sensors Pro-Jection eBay

holley analog projection instructions

Holley Projection Wiring Diagram. holley projection. The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which Find Idle Air Controls with 2-barrel analog Holley Pro-Jection Fuel Injection Style and get Free Shipping on Orders Over $99 at Summit Racing!.

holley analog projection instructions

  • Holley Commander950 0001 YouTube
  • HOLLEY EFI USER MANUAL Pdf Download.

  • The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which Re: MSI or MSII and holley projection 4 900 cfm T/B May 9th, 2016, 08:39 AM The MS 3.0 and 3.57 boards have a built in MAP sensor (the processor can be swapped between the MS1,2&3), which you can also upgrade to the "MAP Daddy" board with a barometric sensor too as well as will handle higher boost levels if you go that direction (the on board one is good to something like 20psi).

    22/11/2011В В· Second, i like to share my experience when i pull out my webber DCN40 and put Holley Pro-Jection 2D with analog fuel controller that basically for V8 engine in 2F. To make TBI fit with stock 2F intake manifold i made Aluminium adaptor about 1 inch thick (forgot to take a picture) and directly bolt on TBI unit on top of aluminium adaptor. 05/05/2017В В· Holley "2 barrel" Throttle Body Fuel Injection in slo-mo. This video is for nerds & weirdos.

    18/10/2009 · Holley Commander 950 aftermarket performance fuel injection running on my 1987 Firebird. Also I DON'T adjust the TPS per Holley instructions. Get the engine up to at least 170*, and then adjust the TPS while the engine is running. Set all of the adjustments to the middle and adjust the TPS till the engine runs clean at an idle. Then drive and tune. The trick with Pro-jections …

    Re: MSI or MSII and holley projection 4 900 cfm T/B May 9th, 2016, 08:39 AM The MS 3.0 and 3.57 boards have a built in MAP sensor (the processor can be swapped between the MS1,2&3), which you can also upgrade to the "MAP Daddy" board with a barometric sensor too as well as will handle higher boost levels if you go that direction (the on board one is good to something like 20psi). 25/09/2016В В· Finally got an old Projection system operation. Beats the crap out of Quadrajet!

    View & download of more than 40 Holley PDF user manuals, service manuals, operating guides. Automobile parts user manuals, operating guides & specifications. 30/12/2009В В· The Holley Commander 950 system I'm running on a 408w is a major step forward but nowhere near perfect. In comparison to the ProJection the Commander 950 with the wideband O2 is a dream. The amount of time I spent trying to make the older ProJection system work was at the very best a learning experience and at worst a total waste of time. Aloha

    10/10/2016В В· Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit Re: MSI or MSII and holley projection 4 900 cfm T/B May 9th, 2016, 08:39 AM The MS 3.0 and 3.57 boards have a built in MAP sensor (the processor can be swapped between the MS1,2&3), which you can also upgrade to the "MAP Daddy" board with a barometric sensor too as well as will handle higher boost levels if you go that direction (the on board one is good to something like 20psi).

    holley analog projection instructions

    Holley Pro-Jection 2 Barrel Analog 650 CFM. Holley Pro-Jection 2 Barrel Analog 650 CFM 670 CFM Pro-Jection 2-BBL Digital "D" Fuel Injection System All Carbureted V-8 Engines Applications w/o Computer control Small Block V-8s up to 275 horsepower Big Block V-8s up to 275 horsepower Features Complete "stand-alone" system 670 CFM die cast aluminum Consult the I/O Adapter Instruction manual for more information on configuring the Local I/O tab. Pin refers the physical pin number on the I/O Adapter. CAN Devices Tab Configures CAN-connected devices such as the Holley 553-107 LED Light Bar. Page 11 Local Dash Speed Calculation area on the Holley Digital Dash. ECU Input: Use with a custom

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    Holley Projection Wiring Diagram. holley projection

    holley analog projection instructions

    Holley 534-2 Coolant Temperature Sensors Pro-Jection eBay. Other > See more Engine Coolant Temperature Sensor Holley 534-2, The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which.

    Holley Projection Conversion on a (Chrysler) Imperial

    Holley 534-2 Coolant Temperature Sensors Pro-Jection eBay. 10/10/2016В В· Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit, 30/12/2009В В· The Holley Commander 950 system I'm running on a 408w is a major step forward but nowhere near perfect. In comparison to the ProJection the Commander 950 with the wideband O2 is a dream. The amount of time I spent trying to make the older ProJection system work was at the very best a learning experience and at worst a total waste of time. Aloha.

    PRO-JECTIONВ® 2D FUEL INJECTION SYSTEM P/N 502-20S INSTALLATION, TUNING, & TROUBLESHOOTING MANUAL 199R9777-6 NOTE: The PRO-JECTIONВ® fuel injection system is made up of a number of sophisticated components. PRO-JECTIONВ® 2D FUEL INJECTION SYSTEM P/N 502-20S INSTALLATION, TUNING, & TROUBLESHOOTING MANUAL 199R9777-6 NOTE: The PRO-JECTIONВ® fuel injection system is made up of a number of sophisticated components.

    Keep your system running at peak performance with help from Holley. These high quality Pro-Jection Replacement Parts are brand new. Designed to replace original Holley components on … 02/04/2016 · Holley Analog 1st Generation I have found several good tips here going though the threads and on other forums on how to setup, test & tune. I have also looked up lots of dead forums & links though the web archive including Holley's site, as it was in the mid to late 90's.

    02/04/2016В В· Holley Analog 1st Generation I have found several good tips here going though the threads and on other forums on how to setup, test & tune. I have also looked up lots of dead forums & links though the web archive including Holley's site, as it was in the mid to late 90's. At EFISystemPro.com our goal is simple: Present Fuel Injection simply and provide fanatical customer support. Learn and shop for EFI Systems.

    02/04/2016В В· Holley Analog 1st Generation I have found several good tips here going though the threads and on other forums on how to setup, test & tune. I have also looked up lots of dead forums & links though the web archive including Holley's site, as it was in the mid to late 90's. NEWSFLASH: Holley's Sniper 4150 and 4500 systems are now USCG approved! So that is one obstacle you can take off the list below. Just be sure to install it with a USCG-approved fuel system capable of 60 PSI and adequate fuel flow for your HP targets.. From time to time we receive phone calls

    QUICKSTART MANUAL SNIPER EFI INSTALLATION INSTRUCTIONS Congratulations on your purchase of a new Sniper EFI Throttle Body System built by craftsmen to exacting standards in our Bowling Green, Kentucky facility. Every Sniper EFI System is tested for functionality before it leaves our facility for “bolt on and go” performance. Find Holley Pro-Jection Service Parts and get Free Shipping on Orders Over $99 at Summit Racing! These Holley Pro-Jection service parts are available for today's most popular Pro-Jection kits. Whether you have an old analog or new digital system, we have the replacement parts for you. Map sensors, fuel injectors, oxygen sensors, extension cables, a variety of fittings and adapters, and many

    12/07/2006В В· Anyone here using Holley Projection 4 barrel throttle body injection unit swith MS-II? I'm thinking of buying the Holley unit being I have a Edelbrock RPM intake and want to make an easier swap to FI. I will be using this setup for a 427 Big Block Chevy. I'm asking because I heard the new units are progressive throttle bodies and haven't seen Re: MSI or MSII and holley projection 4 900 cfm T/B May 9th, 2016, 08:39 AM The MS 3.0 and 3.57 boards have a built in MAP sensor (the processor can be swapped between the MS1,2&3), which you can also upgrade to the "MAP Daddy" board with a barometric sensor too as well as will handle higher boost levels if you go that direction (the on board one is good to something like 20psi).

    About Holley Fuel Injection. Holley is quickly becoming The New Standard In EFI! Holley’s HP ECU is standard equipment on the 2013-2016 Chevrolet COPO Camaro and Holley’s EFI throttle body powers every NASCAR Sprint Cup Series™ team. 05/05/2017 · Holley "2 barrel" Throttle Body Fuel Injection in slo-mo. This video is for nerds & weirdos.

    A Complete Stand Alone System... Designed by Holley to retro-fit carbureted & non-computerized V-8 engines with a fuel injection system. Includes all components necessary for installation. The Pro-Jection 2D throttle body injection system works with GM, Chrysler, Ford & AMC small block and big block 22/11/2011В В· Second, i like to share my experience when i pull out my webber DCN40 and put Holley Pro-Jection 2D with analog fuel controller that basically for V8 engine in 2F. To make TBI fit with stock 2F intake manifold i made Aluminium adaptor about 1 inch thick (forgot to take a picture) and directly bolt on TBI unit on top of aluminium adaptor.

    Holley Pro-Jection 2 Barrel Analog 650 CFM. Holley Pro-Jection 2 Barrel Analog 650 CFM 670 CFM Pro-Jection 2-BBL Digital "D" Fuel Injection System All Carbureted V-8 Engines Applications w/o Computer control Small Block V-8s up to 275 horsepower Big Block V-8s up to 275 horsepower Features Complete "stand-alone" system 670 CFM die cast aluminum A Complete Stand Alone System... Designed by Holley to retro-fit carbureted & non-computerized V-8 engines with a fuel injection system. Includes all components necessary for installation. The Pro-Jection 2D throttle body injection system works with GM, Chrysler, Ford & AMC small block and big block

    At EFISystemPro.com our goal is simple: Present Fuel Injection simply and provide fanatical customer support. Learn and shop for EFI Systems. 02/04/2016В В· Holley Analog 1st Generation I have found several good tips here going though the threads and on other forums on how to setup, test & tune. I have also looked up lots of dead forums & links though the web archive including Holley's site, as it was in the mid to late 90's.

    Keep your system running at peak performance with help from Holley. These high quality Pro-Jection Replacement Parts are brand new. Designed to replace original Holley components on … 10/10/2016 · Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit

    Pirate4x4.Com 4x4 and Off-Road Forum - Please Help. 25/09/2016 · Finally got an old Projection system operation. Beats the crap out of Quadrajet!, Also I DON'T adjust the TPS per Holley instructions. Get the engine up to at least 170*, and then adjust the TPS while the engine is running. Set all of the adjustments to the middle and adjust the TPS till the engine runs clean at an idle. Then drive and tune. The trick with Pro-jections ….

    Holley Pro-Jection 2 Barrel Analog 650 CFM / Boats Unlimited

    holley analog projection instructions

    Holley Projection Conversion on a (Chrysler) Imperial. 18/09/2017 · Holley is introducing Sniper EFI - It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, I have been thinking of putting a Holley Projection unit on one of my Imperials. More because they are already EFI and I like fuel injection, but would like a car that will be more dependable. Which Projection 4's are you using? Are you using the regular preprogrammed one, or the digital one that requires a laptop computer to fine tune and set.

    Megasquirt Support Forum (MSEXTRA) Holley Projection

    holley analog projection instructions

    Holley Pro-Jection Service Parts Free Shipping on Orders. 25/09/2016В В· Finally got an old Projection system operation. Beats the crap out of Quadrajet! 10/10/2016В В· Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit.

    holley analog projection instructions

  • Holley Pro-Jection Service Parts Free Shipping on Orders
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  • Find Idle Air Controls with 2-barrel analog Holley Pro-Jection Fuel Injection Style and get Free Shipping on Orders Over $99 at Summit Racing! QUICKSTART MANUAL SNIPER EFI INSTALLATION INSTRUCTIONS Congratulations on your purchase of a new Sniper EFI Throttle Body System built by craftsmen to exacting standards in our Bowling Green, Kentucky facility. Every Sniper EFI System is tested for functionality before it leaves our facility for “bolt on and go” performance.

    30/12/2009В В· The Holley Commander 950 system I'm running on a 408w is a major step forward but nowhere near perfect. In comparison to the ProJection the Commander 950 with the wideband O2 is a dream. The amount of time I spent trying to make the older ProJection system work was at the very best a learning experience and at worst a total waste of time. Aloha 10/10/2016В В· Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit

    04/02/2006В В· I have been running the Analog 2bbl version on my Mustang for 10 years and am in the middle of a installation on my Jeep. 1. Which Holley unit do you have? 2. As Jeepzilla said, the Solinoid is not goverened by the tach but is used when the engine is cold. THere should be a brown wire that is hooked to the HOLLEY temp sending unit. This will 12/08/2006В В· Projection - Analog or Digital (2D)? Forum Search Yet another post about fuel injection on the 225..... I have read lots of great stuff here regarding the Holley Projection and have heard several people be successful and a few that have not.

    Find Idle Air Controls with 2-barrel analog Holley Pro-Jection Fuel Injection Style and get Free Shipping on Orders Over $99 at Summit Racing! The control box is all analog and is the ultimate in simplicity. It's inputs are throttle position from a pot, water jacket temperature and a tach signal. There are adjustments on the box for idle, midrange, WOT, "choke" and acceleration enrichment. The "choke" pot really does nothing regarding enriching the mixture and instead sets a temperature setpoint for dropping the fast idle. Which

    Find Idle Air Controls with 2-barrel analog Holley Pro-Jection Fuel Injection Style and get Free Shipping on Orders Over $99 at Summit Racing! Consult the I/O Adapter Instruction manual for more information on configuring the Local I/O tab. Pin refers the physical pin number on the I/O Adapter. CAN Devices Tab Configures CAN-connected devices such as the Holley 553-107 LED Light Bar. Page 11 Local Dash Speed Calculation area on the Holley Digital Dash. ECU Input: Use with a custom

    08/07/2008В В· I have been running the "JUNK" analog for years on my blown Engines. Still do. CMD 11 hit it pretty much dead on. If you truly know how to tune a carb, the JUNK analog projection will be no problem for you. I do have one thing to add. If you are running a 160* or there about stat, change it to at least a 180*. You do not want the engine temps PRO-JECTIONВ® 2D FUEL INJECTION SYSTEM P/N 502-20S INSTALLATION, TUNING, & TROUBLESHOOTING MANUAL 199R9777-6 NOTE: The PRO-JECTIONВ® fuel injection system is made up of a number of sophisticated components.

    Holley pro-jection 2D Pdf User Manuals. View online or download Holley pro-jection 2D Installation And Troubleshooting Manual QUICKSTART MANUAL SNIPER EFI INSTALLATION INSTRUCTIONS Congratulations on your purchase of a new Sniper EFI Throttle Body System built by craftsmen to exacting standards in our Bowling Green, Kentucky facility. Every Sniper EFI System is tested for functionality before it leaves our facility for “bolt on and go” performance.

    Consult the I/O Adapter Instruction manual for more information on configuring the Local I/O tab. Pin refers the physical pin number on the I/O Adapter. CAN Devices Tab Configures CAN-connected devices such as the Holley 553-107 LED Light Bar. Page 11 Local Dash Speed Calculation area on the Holley Digital Dash. ECU Input: Use with a custom 18/09/2017 · Holley is introducing Sniper EFI - It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods

    View & download of more than 40 Holley PDF user manuals, service manuals, operating guides. Automobile parts user manuals, operating guides & specifications. 12/07/2006В В· Anyone here using Holley Projection 4 barrel throttle body injection unit swith MS-II? I'm thinking of buying the Holley unit being I have a Edelbrock RPM intake and want to make an easier swap to FI. I will be using this setup for a 427 Big Block Chevy. I'm asking because I heard the new units are progressive throttle bodies and haven't seen

    04/02/2006В В· I have been running the Analog 2bbl version on my Mustang for 10 years and am in the middle of a installation on my Jeep. 1. Which Holley unit do you have? 2. As Jeepzilla said, the Solinoid is not goverened by the tach but is used when the engine is cold. THere should be a brown wire that is hooked to the HOLLEY temp sending unit. This will 22/11/2011В В· Second, i like to share my experience when i pull out my webber DCN40 and put Holley Pro-Jection 2D with analog fuel controller that basically for V8 engine in 2F. To make TBI fit with stock 2F intake manifold i made Aluminium adaptor about 1 inch thick (forgot to take a picture) and directly bolt on TBI unit on top of aluminium adaptor.

    Holley Pro-Jection 2 Barrel Analog 650 CFM. Holley Pro-Jection 2 Barrel Analog 650 CFM 670 CFM Pro-Jection 2-BBL Digital "D" Fuel Injection System All Carbureted V-8 Engines Applications w/o Computer control Small Block V-8s up to 275 horsepower Big Block V-8s up to 275 horsepower Features Complete "stand-alone" system 670 CFM die cast aluminum 10/10/2016В В· Find great deals on eBay for Holley Projection in Fuel Inject. 4 bbl Analog Pro-Jection Systems - Digital 2 bbl Pro-Jection PN. Holley 300-49 Pro-Jection TBI Intake Manifold. Holley Projection Instructions Holley Performance. Injection Kits and the Stealth Ram Fuel More detailed instructions are provided in the installation manual, or visit