Porsche 968 1992 Workshop Manual Set with 944 Volumes
2,859 Pages • ZIP Download: 8 Printable PDFs • 681.16 MB
Porsche Models Covered & Key Technical Specifications
Model: 968
Sub-models / Variants: Coupé, Cabriolet, Manual transmission (M 44.43 engine; G 44/00 6-speed manual transmission), Tiptronic (M 44.44 engine; A44/00 4-speed automatic transmission)
Model Year: 1992
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Engine Displacement: 2990 cc (182.5 cu in)
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Engine Configuration: 4-cylinder 4-stroke otto-cycle with 2 balance shafts
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Power Output: 176 kW (236 HP) at 6200 rpm
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Peak Torque: 305 N·m (225 lb-ft) at 4100 rpm
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Compression Ratio: 11.0:1
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Drive System: RWD
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Fuel Capacity: 74 L (8 L reserve)
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Engine Weight (dry): 172 kg
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Firing Order: 1-3-4-2
Porsche Manual Features & Selected Content Preview
| Publication | Pages |
|---|---|
| Porsche 968 Workshop Manual — 1992 Coupé and Cabriolet; engine, manual transmission, Tiptronic, chassis, body and electrical sections | 818 |
| Porsche 944 Workshop Manual, Volume I — Engine | 279 |
| Porsche 944 Workshop Manual, Volume I-A — 16-valve engine and DME diagnosis | 150 |
| Porsche 944 Workshop Manual, Volume II — Transmission | 270 |
| Porsche 944 Workshop Manual, Volume III — Chassis, body, heating and air conditioning | 444 |
| Porsche 944 Workshop Manual, Electrical Part I — Electrical service and current-flow diagrams | 299 |
| Porsche 944 Workshop Manual, Electrical Part II — Wiring diagrams, including selected 924 S applications | 262 |
| Porsche 944 Turbo Workshop Manual — Turbo-specific repair and diagnostic information | 337 |
The 968 manual refers selected procedures to the included 944 volumes, including cylinder-head work and fuel-pressure testing. The 944 Turbo manual supplements the base 944 repair information with turbo-specific procedures.
Additional reference requirement: The 944 and 944 Turbo publications also refer some work to the separate 924 workshop manual, which is not included.
Bookmarked PDFs Without Text Search
Finding a section: All eight PDFs contain embedded bookmarks. Text search is not available in the original files.
The ZIP download contains 8 printable PDFs totaling 2,859 pages, including the covers, introductory material, contents pages and indexes contained in the files.
Engine, Transaxle and Vehicle-System Coverage
The following selected repair topics illustrate the contents rather than reproduce the complete table of contents.
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Engine repair: Engine removal and installation, crankcase and crankshaft assembly, piston inspection, cylinder-head work, lubrication-system service and cooling-system checks.
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Timing and VarioCam: Camshaft and balance-shaft belt procedures, hydraulic tensioner handling, camshaft setting, VarioCam assembly tools and belt-tension gauge calibration.
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DME diagnosis: Fault-code information, component test points, electrical test specifications and operating instructions for the Porsche System Tester 9288.
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Manual and Tiptronic transmissions: Clutch service, gearbox removal, internal transmission work, differential adjustment, Tiptronic diagnosis and mechanical/hydraulic troubleshooting.
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Chassis and body: Suspension work, wheel alignment, brake inspection and bleeding, body-repair dimensions, glazing and convertible-top removal and installation.
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Vehicle electrics: Airbag and alarm-system diagnosis, electrical component information, wiring diagrams, connector references and ground-point identification.
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944 Turbo systems: Turbocharger service, DME knock and boost-pressure diagnosis, turbo-specific transmission repair and chassis specifications.
Written for shop foremen and mechanics, these publications assume workshop knowledge and access to the specified tools and diagnostic equipment.
Engine Inspection and Timing Work
Crankshaft, piston, camshaft and balance-shaft information is presented with inspection limits, tolerances and component-specific tightening data. This allows a technician to match an assembly to the factory measurements used to assess its condition before reassembly.
Variant selection: The 968 engine data distinguish the M 44.43 manual-transmission application from the M 44.44 Tiptronic application. Engine removal and installation are addressed separately for the two drivetrains.
The timing material goes beyond belt routing. It includes balance-shaft alignment, camshaft-setting checks and the special tools used for VarioCam and hydraulic belt-tensioner work.
The camshaft-belt section warns that rotating the engine with the belt removed or untensioned can damage the valves. Valve clearance is hydraulically compensated rather than treated as a conventional manual lash adjustment.
DME Testing and Transaxle Repair
The DME sections connect fault information with component tests and electrical specifications. System Tester 9288 operating information supports the diagnostic material, while specialist-tool references identify the equipment used for the documented checks.
Manual transmission: Coverage includes gear-set removal, shaft disassembly, synchronizer inspection, differential work and drive-set adjustment.
Tiptronic: Dedicated material addresses electronic diagnosis, mechanical and hydraulic faults, selector interlocks, ATF service, the hydraulic control unit and transmission components.
Chassis, Body and Electrical References
The chassis sections combine assembly illustrations with inspection specifications and tightening data. Body coverage extends to structural repair dimensions, doors, glass and convertible-top work.
Illustrated references include the balance-shaft drive, camshaft drive, lubrication-system components and transmission assemblies. Electrical material adds system wiring diagrams, connector information and ground-point references for fault tracing.
The included 944 Turbo publication addresses differences from the base 944, including turbocharger components and knock/boost-pressure control. Its procedures should be selected by the applicable vehicle and system configuration.
Drivetrain, brake, steering and timing work can expose the technician to suspended loads, stored energy, hot fluids and rotating components. Appropriate training, vehicle support, protective equipment and workshop facilities are required before using the procedures and specifications in these publications.
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