1968-1973 Ferrari 365 GT4 Service Manual (871 P.)

1968–1973 Ferrari 365 GT4 Service Documentation

• Covers 1968–1973 Ferrari 365 GT4 Berlinetta Boxer, including F102A engine and F102AB chassis configurations.
• Official factory publication, English, Italian, and Spanish trilingual edition.
• Contains 47 exploded-view system diagrams, comprehensive fuse and relay layout charts, and detailed lubrication schedules.
• Stored against your account so you can retrieve it after a hard-drive loss.
• Indexed PDF search covers every chapter and appendix.
• This 871-page factory volume remains the primary reference for servicing the 365 GT4 series' unique flat-12 engine and Dinoplex ignition system.

Document Technical Scope

The Ferrari 365 GT4 manual provides a structured overview of vehicle systems, beginning with critical identification markers for chassis and engine serial numbering. The documentation progresses through operational guidance for the driver, followed by extensive sections on routine maintenance requirements and lubrication charts tailored to the F102A engine and transmission drivetrain.

Engine and Chassis Specifications

Engine maintenance documentation includes data on the four-cam valve gear, with intake clearances specified at 0.008–0.010 inches. The cooling system is designed for a radiator operating temperature range of 185–203°F (85–95°C). Fluid capacities are explicitly documented: the engine sump requires 12 liters of oil, while the cooling system holds 22 liters. Fuel system settings are provided for the four Weber 40 IF carburetors, listing jet sizes and float levels for proper air-fuel mixture management. Hydraulic brake system details include tandem circuits and vacuum-assisted operation, with free-pedal travel documented at 0.32–0.40 inches. Electrical system reference values are provided for the Marelli-sourced components, including the electronic Dinoplex unit. A highly detailed guide to factory workshop publications outlines how these specifications are utilized during professional servicing. Note: Reference only — always consult a certified technician before performing service on this equipment.

An official 871-page Ferrari factory service manual covering the 1968–1973 365 GT4 Berlinetta Boxer, documenting engine, chassis, electrical, and fuel-injection specifications for the F102-series build.