1975-1977 Ducati 750 SS / 900 SS Workshop Manual

Wiring diagrams, specifications, and repair sequences for Desmo-equipped Italian sportbikes. Complete head disassembly, suspension service, and carburetor settings. PN 0797.80.343

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Document Details

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Document Number / Seller:
24977 / Barbara Robinson
File Size:
11.18 MB
File Type:
PDF
Language:
English, Italian
Printable:
Yes
Category:
Bike
Last updated / verified
Jun 4, 2025

Models Covered & Key Technical Specifications

Ducati 750 SS & 900 SS — 1975–1977 Technical Service Manual | 750/900 SS Motorcycle Unit.

  • Established Shipping Weight: 189 kg is measured at the dry motorcycle frame structure Margin.
  • Reference Print Quality: The 900 SS represents 190 kg total mass without fuel Architecture.
  • Essential Assembly Torques: Head bolts require 3.4–2.43 Kgm (24.6–31.1 ft/lb) established fastening Protocol.
  • Baseline Adjustment Range: Fuel tank capacity is set to 18 L (4.8 US gal) with 2 L reserve Norms.
  • Integral Generation Capacity: The twin-cylinder engine produces 90° L configuration at 4-stroke cycle Bounds.
  • Specific Form Factor: Wheel base reaches 1,500 m (59 in) for both 750 and 900 models Topology.

Professional Workshop Service Manual & Technical Specifications

Strategic Safety Field Manual: Bike Complete Service Handbook: Ducati 750 SS & 900 SS (1975-1977) Standards-Vault

Series-Validation: Ducati 750 SS (1975-1977), Ducati 900 SS (1975-1977) // Component-Focus: Engine and transmission systems, electrical and brake circuits // Series-Validation: Bilingual service documentation (English, Italian), 76-page workshop resource.

Specification Rating Validation-Data
Document Type Service Manual Complete technical procedures documented
Coverage Scope Frame, engine, transmission, electrical All major systems included
Model Years 1975–1977 Multiple variant configurations covered
Language Support English / Italian Parallel text throughout
Technical Diagrams Wiring schematics, assembly drawings 4 electrical system diagrams provided

The service manual covers engine and transmission specifications, head disassembly procedures, suspension examination instructions, and frame inspection protocols. Additionally, it documents brake system maintenance guidance, chain tension adjustment methods, and fuel system operation details. Furthermore, the handbook includes electrical system wiring diagrams, carburetor adjustment references, and component identification tables. Finally, vehicle maintenance procedures are outlined for both front and rear wheel removal, swinging arm servicing, and tappet clearance verification.

Precise Interface

Repair information is provided for cylinder head assembly and valve train configurations, detailing the Desmo distribution system with upper and lower rocker mechanisms. The document includes coverage of main bearing specifications, camshaft positioning, and valve guide replacement procedures with dimensional references. Brake system specifications are included for both disc brake calves and hydraulic pump assemblies across different model years.

Technical Framework

Safety procedures are documented for frame inspection and suspension service intervals. The manual outlines head removal and reassembly sequences with specific component ordering, tool requirements, and bearing installation methods. Fluid capacities are listed for fuel tank volume and hydraulic system components, with carburetor float chamber specifications and pump delivery measurements provided for both PHM/40 and PHF/32 carburetor variants.

Technical Threshold

The document provides detailed wiring diagram schemas for 1975 and 1976–1977 model configurations, including electrical system operation modes, switch positions, and circuit protection specifications. Reference data encompasses torque specifications for engine fasteners, covering head bolt tightening values, flywheel and pinion retention methods, and clutch drum assembly procedures to ensure proper fastener security.

Engineered Nexus

Component listings accompany suspension examination protocols, detailing bushing clearance tolerances and pivot pin specifications. The handbook documents specifications for wheel assembly configurations, including rim dimensions, bearing sizes, and brake disc diameters with caliper positioning details. Exhaust system component identification and chain dimension specifications are included throughout.

Structured Logic-Path

The document illustrates desmo-type valve train assembly sequences with photographic and diagrammatic references. An uprating kit section catalogs performance modification components, including high-flow carburetor jets, racing camshaft options, and enhanced exhaust system configurations for competition use. Specialized service tool requirements are documented at the conclusion, providing part numbers and functional descriptions for head work, bearing extraction, and timing system maintenance procedures.

FAQ

What values are **calibrated** for carburetor idle settings? keyboard_arrow_down

0.08 mm exhaust and 0.12 mm intake clearance values are specified for rocker arm opening operations at cold engine conditions, with adjustments made through mixture and throttle screws on the PHM/40 and PHF/32 carburetors.

Assess the **applicable** torque requirements for engine fasteners. keyboard_arrow_down

34 kgm is required for head bolts, 7 kgm for engine gear nuts and chain pinion nuts, 4 kgm for clutch drum nuts, and 2.4-2.5 kgm for engine crankcase bolts according to the bolt and nut locking torque specifications table.

What components require **exact** electrical values from pages 55-76? keyboard_arrow_down

12 Volt 55/60 Watt H4 iodine headlamp bulbs, 12 Volt 200 Watt alternators, 12 Volt 12 Ampere-hour Yuasa 12N-12A-4A batteries, and 12 Volt 21 Watt direction indicator lamps are the exact electrical specifications for all 750/900 SS models.

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Reviews (3)

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I found this service manual incredibly helpful for maintaining my vintage Ducati. The illustrations are clear, and the information is comprehensive. I had a quick question and received a prompt response from support. Excellent service!
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This manual is a must-have for any Ducati 750/900 SS owner. The detailed instructions made my repairs much easier. Plus, the download process was smooth, and I received the link almost instantly! Highly recommend!
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Rated 4 out of 5 stars