[Bob]

FBN Tech Article Index
Tip: press ctrl and f at the same time on your keyboard to search this document.

Find a broken link? Please report all broken links to Bob.

NOTE: See external tech article index at bottom, and also perform a search in this forum for other articles which are not listed in this index.

Tools

1. FBN Tools - Carb Calculator, Fuel Injector Calculator, RPO decoder, ODB I Decoder, and more.

General Tech Articles (applies to all cars):

Air Conditioning:

1. General Air Conditioning Systems (a lot of good info) - Written by Matt

Axle:

1. How to figure out what gears your running - Written by John

Carburetor:

1. Mathematical Formula For Selecting Carb Size - Written by Bob

2. Edelbrock Carburetor How-To Videos - Submitted by Pete.

Drivetrain Articles:

1. Selecting the Right Gear - Written By Kevin

2. Selecting The Right Torque Converter - Submitted by Lou

3. Rebuilding the automatic 4L60E/4L60/700R4 - a how to guide. - Written by Kevin.

4. Calculating Ring and Pinion Gear Ratio - External Link

5. 4L60-E Operation and Diagnosis Part 1 - Right Click Save As

6. 4L60-E Operation and Diagnosis Part 2 - Right Click Save As

7. Gear Swap 101 - External Link, great article.

Engine Detailing:

1. How to clean fluid containers - Written by Pete

2. How to make flame wirelooms VIDEO - By Brother Rat

Electrical:

1. 3rd and 4th gen light socket repair - Written by Matt (mytmouse)

2. General Multi-Meter Usage - Written by Dwayne Stephenson

3. How to read wiring diagram symbols. - By Bob

4. 4th Gen Window Motor Replacment Part 1 - The Removal. - Written by Bob

5. 4th Gen Window Motor Replacment Part 2 - The Install. - Written by Bob

6. 4th Gen Camaro and Firebird EASY window motor replacement. This is the easy method!!! - Written by Bob

7. 4th Firebird and Camaro Gen Door Panel Removal and Installation - Written by Bob

8. Winter and Batteries - Written by Larry

9. Troubleshooting Blinker Problems - Written by Larry

10. Troubleshooting Electrical Problems - Written by Larry

11. How to troubleshoot blinker problems - Written by Larry

12. How To Choose A Battery

13. How to Test a 12 Volt Automotive Relay - Written by Larry

Exhaust:

1. Catalytic Converters: To Remove Or Not To Remove - Written by Bob

2. Choosing Headers - Written by bob

Exterior:

1. Basic Dent Repair, How to repair a dented panel - Written by Lou

2. Calculating rim size and adaptors - submitted by Robert

3. How to refinish your own wheels - Written by Robert

4. Full Quarter Panel Replacement., Basic instructions for any car make. - Written by Lou

5. Auto Body Sectional Repairs, Bonding Adhesives vs. Welding - Submitted by Lou

6. Creating your own custom center caps - Written by Bill Donaldson

7. Polishing Aluminum Wheels - Written by Leon (1tinindian)

Fuel:

1. Fuel / Gas Octane Rating and Your Engine - This is a great writeup by Fred (Injuneer) regarding fuel octane rating, facts and myths, and which octane you should use.

General Engine:

1. Easy way to adjust rocker arms, From the GM service manual - Submitted by Charles

2. Magnaflux Inspections - Submitted by Owen

3. Pontiac Only, Compression Ratio Chart for Engine/Heads - Written by Lou

4. V8 Firing Order For Chevy, Pontiac, and more. - Submitted by Bob.

5. Chevy 350 and 400 swap, general questions and answers - Submitted by 84ta406

6. Engine Oil Explained. - Written by Fred

7. Comp Cams Free Camshaft Selection Software - Thank you Dave AKA Birdman1970

8. 305 Engine Build Up With Dyno results

9. How to read used spark plugs. - This will help you diagnose any possible engine problems by reading your spark plugs.

10. Changing Spark Plugs - Written by Larry

Ignition:

1. Rebuilding a GM HEI

Interior:

1. How to "Rhino" line your interior (for drag applications) - Written by Nelapse

2. Changing The Color Of The Interior Plastic/Vinyl

Storage:

1. Preparing your car for long term storage - Written by Lou

Suspension:

1. KYB's Gas Shocks, GR2 and AGX, Information and Differences - Submitted by Robert

2. How to Change Your Valve Stem Seals - Written by Nelapse

3. How to Properly Bed In New Brakes - External Link

4. Factory Alignment Specifications for All Firebirds.

Tools, Compounds, Thread Lockers, Etc:

1. Thread Lockers

1st Gen Tech Articles:

General Articles:

1. Some facts for the glorious 1st Gen Owners - Written by Lou

2. First Gen Paint and Interior Codes, Colors, and Fabrics

Exterior:

1. GM Window Adjustment Guide - Submitted by Dan

Interior:

1. Changing The Color Of The Interior Plastic/Vinyl

2. How to remove door panel - Written by Pete

Suspension:

1. 1968 Rear Axel Indentification

2. Rim Fitment and Backspacing Information


2nd Gen Tech Articles:

General :

1. 1970's..... a new begining for the F-Body, This is one of many different accounts - Written by Lou

2. Second Gen Paint and Interior Colors, Codes and Fabrics

3. 76 - 81 Pontiac Firebird Parts Guide - Huge File, Right Click and Save As

Electrical:

1. 1979 Complete Electrical Diagrams - Submitted by Larry

2. 1971 Firebird Wiring Diagrams - Submitted by Layna

Exterior:

1. 1970-79 Power Window Page, A Link To Help With Power Windows - Submitted by Lou

2. GM Window Adjustment Guide - Submitted by Dan

Interior:

1. Changing The Color Of The Interior Plastic/Vinyl

2. Rear seat removal - Written by Mike

Suspension:

1. Master Cylinder Removal, Second Generation - Written by Lou

2. Rim Fitment and Backspacing Information

3rd Gen Tech Articles:

Body:
1. Front End Diagram/Exploded View - Submitted by Bob

Drivetrain:

1. T56 Conversion in your 3rd Gen -Written by Kevin

2. 4th Gen Rear in a 3rd Gen - Written by Kevin

3. Selecting the right gear - Written by Kevin

4. 3rd Gen Linkage Adjustment - Submitted by Bob

ECM:

1. ECM Wiring Diagram for 2.8 - Submitted by Bob

2. How to Flash Trouble Codes - Submitted by Bob

3. ECM Wiring Diagram For 5.0 and 5.7 TIP Engine - Submitted by Bob

4. Flashing Trouble Codes and Trouble Code Information.

Electrical:

1. How to bypass VATS - Written by Kevin (fireduck350)

2. VATS Starter Enable Relay Troubleshooting

3. Pass Key Module Troubleshooting

4. Brake LIght / Stop Light Switch Replacement - Submitted by Bob

Exterior:

1. Standard Headlight Motor Fix - Written by Jon

2. 3rd Gen Headlight Bearing Fix - Written by Jon

3. Third Gen Head Lamp Replacement - Written by Lowell

4. Weatherstripping Replacement.

Fuel and Air:

1. Swapping from EFI to Carb - Written by Kevin

2. Cold Air Induction for Firebird TPI - Written by Kevin

3. TBI More Tuning for Power - Written by Pablo Morales

4. Adjustable Fuel Pressure Regulator for TBI - Written by Kevin

5. Computer Controlled Q-jet, Tuning for Better Performance - Written by Kevin

6. TBI & Carb Aircleaner options, mods, and specifications - Written by Kevin

7. Suggested Mods for TPI Cars - Written by Tom Keliher

8. TPIS Air Foil Installation - Written by Chris

9. Adjusting the Throttle Position Sensor - Written by Bob

10. Fuel Pump, Relay, and Fuse Diagnosis and Testing - Written by Set

11. Custom Cold Air Intake (2.8 - 3.1) - Written by Shred

12. Fuel Pump Relay Location - Submitted by Bob

13. Idle Air Control Valve (IAC) adjustment and resetting procedure

14. Fuel Pump Removal and Installation. - The right method (dropping the tank) by Leon

15. Home Made Cold Air Intake CAI

General Engine:

1. IAC and TPS Adjustment - Written by Kevin

2. Non Computer Controlled HEI Performance - Written by Kevin

3. O2 Sensor Fuel Pressure Adjustments W/Voltmeter - Written by Kevin

4. Smog Pump Delete (3rd Gen Serpentine) - Written By Jon

5. Dual Fan Switches Mod for 3rd Gen... - Written by Jon

6. 82-92 Firebird/Camaro Water pump replacement... - Written by Jon

Interior:

1. Installing an Overhead Console in a Third Generation F-Body Car with T-Tops. - Written by Noah

2. Third Gen Firebird Door Panel Replacement

3. Changing The Color Of The Interior Plastic/Vinyl

Specifications:

1. Engine Specifications and Torque Values: - Writen by Nelapse

Special Editions:

1. Pro Ams and Bandit II Special Edition Firebirds

Suspension:

1. Shock and spring replacement - Written by Craig.

4th Gen Tech Articles:

ABS and Brake System:

1. ABS Component Locations

Audio:

1. Typical 4th Gen Audio Wiring Diagram

2. Unlock Your Radio and resetting theft lock - Written by Simon

Drivetrain:

1. 4th Gen Clutch Bleeding Procedure - Written by Bob

2. Making Your Tranny Have A First Gear - Written by Owen

3. Transmission Assembly Removal, A how to Article - Written By Bob

4. Skip Shift Delete Free Mod - Written by Fred (Injuneer)

5. Moser Axles and Drilled and Slotted rotors install - Written by Russ

6. 4th Gen Clutch Removal and Installation (LS1) - Written by Jason Painter

7. Rear Wheel Bearing R&R Written by Barber.

8. 5 Speed to 6 Speed Swap Written by Fred

9. Control Valve Removal and Installation - Submitted by Bob

10. 4L60-E Operation and Diagnosis Part 1 - Right Click Save As

11. 4L60-E Operation and Diagnosis Part 2 - Right Click Save As

DTC's:

1. DTC 16 With Flowchart - Submitted by Bob

2. DTC 36 With Flowchart - Submitted by Bob

3. DTC 42 With Flowchart - Submitted by Bob

4. Brake DTC 66 - Submitted by Bob

5. DTC PO300 Diagnosis - Submitted by Jason

6. DTC 1441 Diagnosis - Response by Fred

Electrical Systems:

1. 4th Gen Starter and Starter Circuit Diagnosis - Written by Bob

2. 94 Headlight Wiring Diagram - Submitted by Bob

3. Keyless Remote Entry Wiring Diagram - Submitted by Bob

4. Keyless Remote Reciever Location - Submitted by Bob

5. Turn Signal And Cruise Control Lever Assembly Removal and Installation. - Submitted by Bob

6. 4th Gen Power Window Troubleshooting - Submitted by Ivan

7. Horn Location

8. Cruise Control Module Location

9. Discriminating Sensor Forward Location

10. Underhood Electrical Center Location

11. Turn Signal Switch Removal

12. Disabling and Enabling SIR

13. Remove Steering Column Coil Assembly, Shaft Lock, and More

14. Steering Wheel Locking Housring Cover, Pivot and Pulse Assembly, Dimmer Switch Rod Actuator, Tilt Spring Assembly

15. Daytime Running Lights Module Location

16. How to troubleshoot blinker problems - Written by Larry

17. Headlight Switch Modification - Wanna leave your headlights up?

Engine Cooling Systems:

1. LT1 Engine Cooling System Sensors - Written by Bob

2. Electrical Fans Troubleshooting and Flow Charts - Submitted by Bob

Emissions:

1. EVAP Diagrams - Submitted by Bob

Exhaust:

1. LT1 Shorty Header Install - Written by Bob

2. 4th Gen Long Tube Header Install - Written by Jens

3. JBA Header Install - Link to Freds Tech Article

Exterior:

1. 4th Gen Taillight Conversion And Replacement - Written by Kev

2. 4th Gen 93 to 97 Fog Light Installation - Written by Denise Carrizales PDF FILE

3. Headlamp door operation, diagnosis, and repair

4. Front bumper removal and installation

5. Rear Spoiler Expoded View With Center Taillight Wiring - Submitted by Bob

6. Rear Decklid Panel Removal and Exploded View - Submitted by Bob

8. 4th Gen Firebird Wiper Arm, Cowl Panel Disassembly - Submitted by Bob

9. Headlamp Door Module Location

10. Changing Headlights on a 4th Gen Firebird - Written by Jim

11. 4th Gen Headlight Issues - External link that should help you fix any and all 4th gen headlight issues.

HVAC:

1. HVAC Vacuum Diagrams - Posted by Bob

2. Heater Hose Replacement - Posted by Bob

3. Air Conditioning Components Identification - Submitted by Bob

Fuel Injection (also see general engine):

1. How To Check For Leaking Fuel Injectors - Written by Bob

2. Fuel Pump Relay Diagnosis and Troublshooting and Component Diagrams. - Submitted by Bob

3. Fuel Pump Relay Location

4. Fuel Pump Check in a Nutshell - The quick guide to checking your fuel pressure by Fred

General Engine:

1. Basics of the LT1 engine - Submitted by Bob

2. Opti-Spark (Distributor) and Water pump Replacement - Written by Bob and Charles

3. Bleeding the cooling system - Written by Charles

4. 4th Gen LT1 Spark Plug Replacement - Written by Bob

5. Vacuum Leaks and the LT1 - Written by Charles

6. LT1 Performance Bolt On Guide - Written by Robert Forney

7. 4th Gen Rear Main Seal Replacement - Written by Bob

8. Dual Remote Oil Filter Modification - Written by Dave Dorey

9. $6.00 15 Minute Ram Air Intake Mod - By Russ and Injuneer

10. Oil Pan Removal and Installation

11. 3.4L Firing Order and Coil Terminal Locations

12. 3.4 / 3.8 L V6 to LT1 / LS1 engine swaps

Ignition:

1. Troubleshooting the coil - Submitted by Bob

2. Troubleshooting the Ignition System - Submitted by Bob

Interior:

1. Budget Interior Customization - Written by Owen

2. How to replace the ignition switch assembly - Submitted by Bob

3. Disabling the SIR system - Submitted by Bob

4. Enabling the SIR system - Submitted by Bob

5. Window motor replacement for Camaro and Firebird. This is the easy method!!! - Quickly remove your 4th gen Firebird or Camaro Window motor with this easy method complete with photos. Written and photos by Bob for you!

6. Window Motor Replacment for Camaro and Firebird Part 1 - The Removal. - Written by Bob

7. Window Motor Replacment for Camaro and FirebirdPart 2 - The Install. - Written by Bob

8. Door Panel Removal and Installation for Camaro and Firebird - Written by Bob

9. Changing The Color Of The Interior Plastic/Vinyl

10. Door Exploded View, Door Lock Acuator, Striker Assembly, and Lock Cylinder Unit - Submitted by Bob

11. Keyless Entry Module Wiring Diagram

PCM and Sensors:

1. Sensor Maps - Written by Bob

2. LT4 Knock Module Install, My Guide to install the Module - Written by Mike

3. How To: Flash PCM - Written by Steve

4. How To Test Your MAF - Written by Bob

5. How To Test Throttle Position Sensor (TPS) and Circuit - Written by Bob ***Be sure to also see Freds Post Directly after the linked post.

6. How To Test and Remove/Install Crankshaft Position Sensor CKP - Submitted by Bob

7. 1997 Cranshaft Position Sensor Removal and Installation - Submitted by Miles

8. SCANNER READINGS - WHAT DO THEY MEAN? - External Link To Injuneers Excellent Writeup

9. 3.4L Sensor Location Map - Submitted by Bob

10. 3.4L 3800 V6 Knock Sensor Location and Replacement

11. How to Reset the Change Oil Light - Written by Jim

12. Free PCM Scan Programs

13. Camshaft Position Sensor, location and replacement.

14. Supplemental Inflatable Restraint System (Air Bag) Wiring Diagrams

Modifications:

1. Throttle Body Bypass Modification - Written by Kevin.

Suspension:

1. Installing SLP's Bolt-On Subframe Connectors - Written by PBFred

2. Exploded View of Steering Wheel Column and Parts

3. 4th Gen Tilt Wheel Repair - Submitted by Bob

4. Hal Shock Install With Eibach Springs - Link to Freds Tech Article

5. Strange 12 Bolt Install - Link to Freds Tech Article

Radio/Stereo/Audio/CD Player:

1. Stereo Wiring Diagram - Submitted by Bob

2. Basic Radio Wiring Diagram (Non-CD or Tape) - Submitted by Bob

3. Steering Wheel Audio Control Wiring Diagram - Submitted by Bob

Suspension:

1. Rear Shock Removal and Install - Submitted by Bob

Theft Deterrent Security System:

1. Theft Deterrent System Component Locations Location of the Theft Deterrent Module, Daylight Running Module, Diagnostic Energy Reserve Module, Turn Flasher. Also See Troubleshooting Below.

2. Theft Deterrent / Security System Guide - You will find all the information regarding the theft deterrent / security system here including component location, troubleshooting flow charts, and much more.

Troubleshooting:

1. 1993 to 1998 Trouble Shooting Guide - Written by Bob, Under Construction

2. Engine Cranks But Will Not Start Flowchart 5.7 L V8 - Submitted by Bob

3. Engine Cranks But Will Not Run - V6 Submitted By Bob

4. Fuel System Diagnosis 3.4L V6 Submitted by Bob

5. Instrument Cluster Fuel Gage Schematics

6. Engine Cranks But Won't Start, Security Indicator Lamp Illuminates For Five Seconds And Then Goes Out

7. Theft Deterrent Module Location

8. Fuel Pump Circuit (Low Voltage) With Schematic 3.4 L V6

9. How to Install A New Radio Into Your Early 4th Gen.

4th Gen Owners Manuals:

1993 Firebird Owners Manual

1994 Firebird Owners manual

1995 Firebird Owners Manual

1996 Firebird Owners Manual

1997 Firebird Owners Manual

1998 Firebird Owners Manual

1999 Firebird Owners Manual

2000 Firebird Owners Manual

2001 Firebird Owners Manual

2002 Firebird Owners Manual


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External Tech Articles


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Articles not written by FirebirdNation staff or members. These are articles collected from around the interenet.

Please let a mod know if you find any dead links. I will be breaking the categoried down more as we add more links. Enjoy:

Calculators (online calculators)

Camshafts and Valvetrain

Cylinder Heads

Drivetrain

ECM/PCM

Engine Cooling

Exhaust

Fuel Injection and Carb

General Engine

Ignition

Intake and Forced Induction

LS1 Engine

LT1 Engine

Miscellaneous

Other Tech Article and How To Websites

Pistons

Suspension

[Bob]

Calculators (online calulators)

1. Compression Ratio Calculator
(Static and Dynamic Compression Ratio Calculator)
(Takes Cam Timing and Rod Ratio into Consideration)
This calculator will give you the proper compression ratio with a know piston head volume. It will also estimate a dynamic effective compression ratio taking into account the cam timing and rod ratio.
http://kb-silvolite....php?action=comp

2. Effective Compression Ratio Calculator
(Considering Cam Timing and Rod Ratio)
This calculator will give you a dynamic compression ratio taking into account cam timing and rod ratio.
http://kb-silvolite....hp?action=comp2

3. Piston Calculator
This calculator will give you the proper piston head volume with a known compression ratio.
http://kb-silvolite....p?action=piston

4. Measurement Converter
Convert inches to millimeters or millimeters to inches.
http://kb-silvolite....?action=convert

5. Piston Compression Height Calculator
Use this calculator to get the approximate piston compression height.
http://kb-silvolite....ion=piston_comp

6. Deck Clearance Calculator
This calculator will compute the deck clearance for above or below deck applications.
http://kb-silvolite....php?action=deck

7. Engine Displacement Calculator
Find the engine displacement based on stroke and cylinder measurements.
http://kb-silvolite....php?action=disp

[Bob]

ECM and PCM Tech Articles:

1. Computer Tech: The Latest in Late-Model Bolt-on Performance

[Bob]

Exhaust Tech Articles:

1. Here is a good article on catalytic converters, how they work, how and why they go bad, and how to troubleshoot:
http://autorepair.ab...a/aa080401a.htm

2. True duals for the new GTO:
http://www.highperfo...09pon_spintech/

3. Header install for Third-Gen 305 TPI:
http://www.gmhightechperformance.com/tech/...GMHT_Breathing/

[Bob]

Fuel Injection and Carb Tech Articles:

1. EFI for the Masses: Is electronic fuel injection:
http://www.superchev...ech/0211sc_efi/

2. Size Matters Power-Testing Seven Holley Carbs. What size carb is right for you?
http://chevyhiperfor...48_0403_choose/

3. Jet Set Conversion
How to Lose the Holley's Metering Plate
http://chevyhiperfor...48_0403_holley/

4. Keeping the Carbs, Troubleshooting Tips

[Bob]

Intake and Forced Induction Tech Articles:

1. Free Air: Home Grown Ram-Air for the LS1:
http://www.superchev...0308sc_freeair/

2. Want a Supercharged Engine That Will Pass Smog:
http://www.superchev...8sc_blownlegal/

3. Righteous With The Nitrous
Making nitrous work for you can be carefree as long as you follow these important steps
http://www.gmhightec.../0211gmhtp_nos/

4. How the MAF Works:
http://www.autoshop1...m/forms/h34.pdf

5. STS Turbo System

[Bob]

Camshafts and Valvetrain:

1. Pontiac Camshafts:
http://www.highperfo...h/0308pon_bump/

2. Camshaft Basics:
http://auto.howstuff...om/camshaft.htm

3. How To Set Up A Performance Valvetrain
http://chevyhiperfor...148_0307_heads/

4. Camshafts; The Basics Of Lift, Duration, And A Whole Lot More
http://chevyhiperfor...148_0307_basic/

5. The Details Behind Converting To A Hydraulic-Roller Cam
http://chevyhiperfor...48_0307_roller/

[Bob]

General Engine Tech Articles:

1. Selecting a used engine:
http://www.highperformancepontiac.com/tech...pp_buyerbeware/

2. Engine Basics:
http://auto.howstuff....com/engine.htm

3. Swapping an LS1 Into Vintage Iron
http://chevyhiperfor...es/148_0311_ls/

4. 7 Hot Engine Combos
Mild To Wild Small- and Big-Block Power Moves
http://chevyhiperfor...articles/71298/

5. Horsepower Vs. Torque, the basics and general information:
http://www.westechperformance.com/pages/Te...ing/hpvstq.html

6. Harmonic Balancer How-Tos
http://chevyhiperfor...om/howto/53578/

[Bob]

LS1 Engine:

1. One LS1, five free mods, 10 rear-wheel horsepower:
http://www.gmhightec...311htp_projls1/

2. LS1 Hop-Ups; Easy 20 Horses in Under an Hour
http://chevyhiperfor...articles/86218/

[Bob]

LT1 Engine:

1. Optispark article, the basics and modifications excellent read:
http://www.gmhightec...0htp_optispark/

[Bob]

Cylinder Heads:

1. How combustion chamber design relates to engine performance:
http://www.highperfo...h/0209hpp_fire/

2. Cylinder-Head Flow-Bench Database
CHP's Giant Technical Compendium! It's Cyber Flow to Go!
http://chevyhiperfor...articles/41598/

3. Iron Vortec Heads, All The Details You Need To Know

[Bob]

Suspension Tech Articles:

1. Sticky Situation: Do Drag Radials Really Work?
http://www.superchev.../0302SC_Sticky/

2. Improving your brakes:
http://www.superchev...309sc_reardisc/

3. Free tips to better handling, lower ETs, etc:
http://www.highperfo.../0106hpp_tight/

4. Nitto Extreme NT555R II versus Kumho V700 Victorac:
http://www.gmhightec...03gmhtp_rippin/

5. Keeping Your Drag Tires From Spinning on the Rim
http://chevyhiperfor...o/148_0402_pin/

[Bob]

Piston:

1. Piston Selection Tips:
http://www.highperfo...308pon_pistons/

[Bob]

MISC. Tech Articles:

1. Strengthen Your Toolbox: Cool Engine-Building Tools:
http://www.superchev...8sc_strengthen/

2. The Cyber Dyno:
http://www.superchev...0404sc_dynosim/

3. Window Tint Laws: Here is a comprehensive state by state list of what is legal for window tint in your state:International Window Film Association

4. Curing Those Hot No-Start Blues
http://chevyhiperfor...s/148_0312_hot/

[Bob]

Other Tech Article and How To Websites:

1. Install University - An Excellent source of how to articles and tech articles.

[Bob]

Engine Cooling:

1. Keeping Your Cool, how it works: Cooling Systems

[Bob]

Drivetrain:

1. 3rd Gen 700-R4 to T56 Swap Part 1

2. 3rd Gen 700-R4 to T56 Swap Part 2

3. 4 Speed Hurst Shifter Install

4. Calculating Ring and Pinion Gear Ratio

[Bob]

Ignition:

1. Setting Ignition Timing Curves

2. Optispark article, the basics and modifications excellent read:
http://www.gmhightec...0htp_optispark/

[Bob]

New tech article:

Easy 4th Gen Window Motor Replacement.

[Bob]

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