Reference
Torque specs, bolt charts, diagrams and quick-reference data.
19 articles
Balance Shafts - A Little History and Why 944s Use Them
One of the complaints that many 924 owners had about their cars were related to vibrations. Large in-line four cylinder engines inherently produce large seco…
Speedometer, Gear Ratio, and Tire Size Calculator
Speedometer, Gear Ratio, and Tire Size Manual Calculations
Use the following formula to determine tire circumference:
944 Option Codes
Factory option (M-code) numbers for the Porsche 944 and what each one means.
944 Paint Codes
Factory exterior paint colors and codes for the Porsche 944 by model year, 1982–1991.
Interior Color Codes
Transaxle - General Information, Codes, and Gear Ratios
If you want to know more about your transaxle, the first thing you need to do is determine which transaxle you have. If you can not determine from the option…
Fuel and Vacuum Line Diagram (16V Normally-Aspirated 944s)
The following fuel system line diagram includes most of the vacuum line routing for 16V Normally-Aspirated 944s. If the vehicle is equipped with an active ca…
Fuel and Vacuum Line Diagram (1985.5 and Newer N/A 944s)
The following fuel system line diagram includes most of the vacuum line routing for the 1985.5 and newer 8V Normally-Aspirated 944s. However, there is additi…
Fuel and Vacuum Line Diagram (944 Turbo)
The following fuel system line diagram includes most of the vacuum line routing for 944 Turbos. If the vehicle is equipped with an active carbon tank for fue…
Oil System Flow Diagram
Allen Head and Cheesehead Bolt Removal
Allen head and Cheesehead bolts can be extremely difficult to remove, particularly on 944 engines. Since most of the 944 engine is aluminum the steel bolt th…
Turbo Identification
As more and more 944 Turbos are becoming modified for increased performance, one of the popular and least expensive ways of increasing performance is to repl…
Camera Bar Construction
This is a procedure which describes how to construct a camera bar for a 944. This bar mounts to the rear seat shoulder belt mounting points. I did this hasti…
Sealants
The following is a list of sealants used on Porsche 924s, 944, and 968 and their applications. You can probably find a number of acceptable aftermarket repla…
944 / 968 Torque Reference (Master List)
Every torque spec across the 944 Hub shop manual, gathered into one searchable list and grouped by system — from drain plugs to the crankshaft bolt.
Cylinder Head Tightening Sequence and Torque Specifications
When following the torque sequences below, wait approximately 15 minutes between torque steps. This allows time for the studs to stretch and settle completel…
DME Wiring Diagram - 944 Turbo
The following are wiring diagrams for the 944 Turbo DME. Currently, wiring diagrams for the KLR are not available. When they become available, I'll post them…
DME Wiring Diagram - Normally Aspirated 944
The following are DME wiring diagrams. They are actually for 911 DME. However, they are supposed to be similar to the diagrams for a 944. If the normally asp…