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Porsche Home > Porsche Technical Articles  > Porsche 924/944/968 (1975-1995) Technical Articles
Porsche 924, 944, 968 Technical Articles   

Porsche 924/944/968
(1975-1995) Technical Articles

Welcome to our 924/944/968 Technical Articles section. We've gathered a vast collection of useful articles to help you perform many repairs and upgrades on your Porsche. Save money by doing your own work and perform the repairs using the information we've provided here. Can't find what you're looking for?  Try our Search Engine at the top of the page, or hop over to our Technical Bulletin Board. If you'd like to support the site and submit your own Technical Article, contact us here!

Looking for a different Porsche?
911 Technical Articles | 993/964 Technical Articles | 996/997 Technical Articles | Boxster Technical Articles | 928 Technical Articles | 914 Technical Articles | 356 Technical Articles | Cayenne Technical Articles

 Buyer's Guide
924S/944/S/S2/951/968 Buyer's Guide
Thinking of buying one of Porsche's original watercooled cars? Michael Van Bibber has some hints and tips about what to look for when buying one of these thoroughbreds.
 Engine & Clutch
Time To Rebuild? - Part I & II
Wayne Dempsey outlays the tests and evaluations that you should perform on your engine before deciding it's time for a rebuild.
Installing the MSD Ignition System
Pete Dubler offers up a review of the procedures needed to install the MSD system into your car.
Rendezvous with a Dropped Valve Seat
View the carnage from this disaster.  Warning, the photos contained within are not for the faint of heart.
944 Clutch Master and Slave Cylinder Replacement
Jared Fenton walks you through the complete process of servicing your clutch master and slave cylinders.
944 Clutch Master and Slave Cylinder Replacement (version 2)
James Bricken offers his method for servicing the clutch master and slave cylinders.
944 Thermostat Replacement
Michael Van Bibber shows us how to best avoid the frustration and problem associated with the replacement of the 944 thermostat.
Ignition Troubleshooting Checklist
Mikko Kosonen has compiled a neat list for owners of all cars to check when they are experiencing problems with their ignition systems.
 Fuel Injection
944 Fuel Injector Resealing
Michael Van Bibber has got a procedure for helping to reseal and rebuild your injectors using off-the-shelf parts and tools.
DME Troubleshooting Chart
Got a problem with your Motronic System?  Check out this chart for problems, and component locations.
Installing 968 Mirrors on a 944
Peter Popovich shows us how easy it is to place the later-style side mirrors from the 968 on the earlier 944s.
Installing 968 Door Handles on a 944
In a similar fashion to the mirror article above, Peter shows us how to upgrade the look of your door handles as well.
944 Rear Hatch Glass Repair
William Miller shows us how to fix annoying leaks caused by the rear glass pulling away from its frame.
Detailing your Porsche
Bob Tindel has spent many hours detailing his 911SC and his new Boxster.  Here he shares his hints and tips.
Concours Corner: Cleaning Your Engine, Part I
Need some tips on this seemingly daunting task?  Bev Frohm teaches the dos and don'ts of cleaning your engine in part one of this series.
Concours Corner: Cleaning Your Engine, Part II
Part II covers more of the procedure in getting your engine to shine.
Making Your Window Molding Look New
Here's a neat guest article detailing a really good procedure for improving the look of your weather-beaten aluminum window trim.
Concours Corner: All About Bras
Once again, Bev offers up some suggestions and tips learned from experience with her concours winning 911.
Concours Corner: Washing Your Car
Bev Frohm gives us some tips and tricks for washing your car in this article which is the first in a series.
Concours Corner: Rubber Strip Conditioning
Ever wonder what to use on your precious rubber stripping?  Concours winner Bev Frohm gives us some suggestions for prolonging the life of your weatherstripping.
Cookie Cutter Paint Removal
Tim Strayer shows us how to effectively remove the paint from your Fuchs cookie cutter wheels.
Fuchs Polishing 101
Jon Watkins gives some great pointers on polishing alloy wheels to a mirror finish.
Refinishing Fuchs Wheels
Demick Boyden offers up his own personal formula for polishing your Fuchs alloys.
Concours Corner: Polishing Alloy Wheels
Bev Frohm offers up some tips and tricks for polishing and maintaining your Fuchs alloy wheels to a mirror finish.
Alloy Wheel Painting
Lawrence Bonkowski shows us some steps and tricks for getting a great looking alloy wheel paint job.
944 Door Handle Tune Up
Got some problems getting into your car? Michael Van Bibber shows how to tune-up and lube your door handle so it works as good as new.
Sound Padding and Carpet Installation
Sound pad missing or falling off?  Need some carpet re-glued?  Not sure what to use?  Here's what we recommend.
Steering Wheel Removal and Installation
Removing the steering wheels off of older Porsches can prove to be a taxing manner. Here are some tips for easy removal.
Leather Seat Upholstery
Cyrille de Brebisson offers us a stitch-by-stitch guide to reupholstering 911 seats using leather hides!
 Exhaust, Heating, and Air Conditioning
Exhaust System Upgrades
Bob Tindel offers his review of the GHL stainless steel mufflers offered by Pelican.
 Electrical, Headlamps, and Gauges
Solving Strange 944 Gauge Problems
Michael Van Bibber has some tips and tricks that may help you chase down some of those electrical gremlins hiding in your 944 dashboard.
Second 944 Taillight
Michael Van Bibber shows us the easy way to enhance the brightness and look of the rear 944 taillamps.
944 Stereo System Upgrade
M D Nugent shows us how to upgrade your 944 cassette stereo to a more modern Blaupunkt CD player unit.
Gauge Face Replacement
Tom Sharpes leads you through the tricky process of adding colored gauge faces to your car.
Brighter Instrument Lights
Pelican Parts tech staffer Bob Tindel offers up some tips and tricks for getting more visibility out of your bulbs in your dash.
Adding a Third Brake Light
Here's a useful article by John Nelson about adding a third brake light to cars that didn't have one installed at the factory.
Starter System Troubleshooting
Here's a great guest article by James K. Thorusen that describes in detail the problems and solutions for troubleshooting your starter system problems.
VDO Gauge Repair and Refurbishment
This is a Pelican Technical Article covering the replacement of gauge faces, odometer repair, calibration checking, and module replacement.
Repairing the Fuel Tank Sending Unit
Fuel gauge stuck at half-empty?  Maybe your sending unit needs some tender loving care.  Terry Steer gives us some ideas.
An Easy and Inexpensive Ignition Cut-Off Switch
Here's a little trick that will disable the ignition system on your car, preventing your pride and joy from being stolen.
Electrical System Upgrades
Lee Rice offers some suggestions for upgrading the wiring in your car to accommodate the higher power components that people keep adding to their Porsches.
VDO Clock Repair
Demick Boyden offers a neat little procedure for getting the tick back into your dashboard clock.
VDO Clock Repair #2
If Demick's article on clock repair doesn't fix your clock, then you might want to try Mack Overman's tips and tricks...
Painting your Calipers
Once you detail your calipers, no one will be able to tell the difference between your stock ones and the lobster claws of the big reds.
Bleeding Porsche Brakes
Another tricky process. Here's a couple of hints and tips gathered from some good and bad experiences in brake bleeding.
Affordable Porsches
Originally published in GrassRoots Motorsports magazine, this article chronicles the affordable Porsche options available for you to acquire.
Tire Size Calculator
Ever wondered what the exact dimensions of tires are for your car?  Plug in the confusing tire size (ex. 215/60/16), and it will give you physical dimensions.
AC Hydraulic DK13HLQ Jack Drop Speed Adjustment
The AC Hydraulic DK13HLQ is quite simply, the best floor jack we have ever used. Learn how its drop speed can be adjusted here.
Hot Rodding Your Floor Jack
What can we say, Tom Sharpes has way too much time on his hands...
Home Toe-in and Camber Adjustment
John Rogers offers a neat article with specs on adjusting your toe-in and camber with homemade tools.
944 Sunroof Operation
An unknown author has provided us with an excellent piece on the operation and repair of the 944 sunroof.
Porsche Pre-Purchase Inspection (PPI)
Paul Lighthill offers a very comprehensive guide to the pre-purchase inspection of your new Porsche.
The Physics of Racing Series
Brian Beckman offers one of the best explanations of the physics of racing and what you need to do to achieve better performance in this 12-part series.
Street Dyno!
Recording the ignition spark pulses into a wave file and processing it using the software can give a pretty accurate HP/Torque rating for your engine.
All About Gasoline
Here's a document that explains everything that you may have ever wanted to know about gasoline.  This covers everything from formulations, to smog tests, to octane ratings.
All About Motor Oils
Ever wondered about the formulations of motor oils?  This document explains the differences, and the formulations, and why which one is best for your car.
Making Sense of Synthetic Lubricants
Don Stevens offers some insight on the facts, myths, and trials of synthetic oil in automobiles.
Transmission Final Drive Computer
Here is a little program John Rogers wrote to do some speed vs RPM calculations after he did a rally a couple of months ago.  It's pretty fun to play around with.
Porsche Air Conditioning Frequently Asked Questions
Here is some expert advice and information on the early Air Conditioning systems installed in Porsches, as well as some history of the aftermarket units.
Building an In-Dash Air-Mixture Monitor
Gabriel Pennella offers a great article on building a monitor that you can use while driving to fine-tune your performance.
MIG Welder Maladies & Bodywork Book Review
Kyle Ehler offers some advice on MIG Welders, and some opinions on some bodywork books.
Rekeying Porsche Locks
Have two or more keys on your key chain for your Porsche?  Missing a key to one of your locks?  Rekey your locks with our tech article, and carry a lighter load on your keychain.
Rice's Ramblings, Part I
Lee Rices offers tech tips and suggestions on spark plugs, CATs, installing later-style gauges in early cars, and buying new tires.
Rice's Ramblings, Part II
Lee Rices offers tech tips and suggestions on emergency breakdown kits, replacing the 911 fan belt, and stopping squealing disc brakes.
Welding Primer & Review
Many thanks to Mike Cooley and John Dunkle for writing this primer on welding.   Check it out if you're interested in learning more about 'the black art of welding.
Got more questions? Join us in our 924/944/968 Technical Forum Message Board, and ask a question to one of our many automotive experts.
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