1956-1972 Evinrude Johnson 1.5-40 hp Outboard Workshop Manual

Evinrude Johnson 1.5–40 hp Outboard Documentation

• Covers 1956–1972 Evinrude and Johnson outboards ranging from 1.5 HP to 40 HP, including manual shift, electric shift, and various starter-type variants
• Original OEM publication, workshop compendium, undated
• Contains 95 exploded-view diagrams, 27 detailed specification tables, and 14 electrical wiring diagrams
• Accessible from your device as soon as the order is placed
• Permanent availability in your purchase account — no re-buy required
• Laid out for standard letter and A4 printing
• Full-text search finds any part number in seconds
• This 422-page manual serves as the primary technical source for the 1956–1972 Evinrude and Johnson model range, documenting engine, fuel system, and lower unit specifications.

Technical Scope and Structure

This Evinrude Johnson 1.5–40 hp service manual covers the complete teardown and assembly of two-cycle outboard engines. The contents prioritize fundamental theory of operation, engine block assembly, and powerhead maintenance, alongside detailed sections for lower unit repair and electrical system troubleshooting. Specific attention is given to carburetor adjustments, flywheel magneto ignition settings, and starter motor servicing across the diverse horsepower lineup.

Specification and Reference Data

Maintenance and Technical Data Preview

This manual provides extensive technical data, including torque specifications for main bearing bolts, cylinder head fasteners, and connecting rod caps. Cylinder block service limits, ring end-gap clearances, and carburetor adjustment settings are thoroughly documented in the appendix tables. Ignition timing synchronization and outboard maintenance intervals are outlined for both small and large horsepower units, ensuring precise setup. Valve clearance for the intake is documented as 0.010 inches for most models. The water pump capacity for the system is verified in the lower unit service section. The crankshaft journal run-out limit is specified in the inspection data tables. Reference only — always consult a certified technician before performing service on this equipment.

An official 422-page Evinrude Johnson OEM workshop manual covering the 1956–1972 outboard range, documenting engine, chassis, electrical, and fuel-system specifications for the 1.5 hp through 40 hp series.