1978-2001 Honda BF2/BF5/BF8/BF15/BF25/BF35, BF40/BF50/BF75/BF115/BF130 Shop Manual
Comprehensive Honda outboard motor service procedures covering 2-130 HP models with fuel system, ignition timing, carburetor adjustment, and powerhead teardown — all specifications for 4-stroke engines 1978-2001.
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Sample pages from the 1978-2001 Honda BF2/BF5/BF8/BF15/BF25/BF35, BF40/BF50/BF75/BF115/BF130 Shop Manual manual
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Honda Models Covered & Key Technical Specifications
Models: Honda BF2, BF2A, BF5, BF5A, BF8, BF8A, BF9.9, BF9.9A, BF15, BF15A, BF20, BF25, BF25A, BF30, BF30A, BF35, BF35A, BF40, BF40A, BF45, BF45A, BF50, BF50A, BF75, BF75A, BF80, BF90, BF90A, BF100, BF115, BF115A, BF130, BF130A
Sub-models / Variants: 4-stroke, Electric Start, Recoil Start, Tiller Handle, Remote Control, Power Trim and Tilt, Jet Drive
Build Years: 1978–2001
Technical Data:
- Engine Configuration: 1, 2, 3, and 4-cylinder SOHC
- Engine Displacement Range: 7.8 cc (BF2) to 137 cu. in. (BF130)
- Fuel Delivery: Carbureted (1 to 4 carburetors) and PGM-FI Fuel Injection (BF115/BF130)
- Compression Ratio Range: 6.5:1 to 9.2:1
- Ignition Systems: Transistorized Pointless, CDI (Capacitor Discharge Ignition), Electronic Ignition
- Spark Plug Gap: 0.7–0.8 mm (0.028–0.031 in)
- Cooling System: Impeller Pump with Thermostat or Forced Air
- Fuel Tank Capacity: 0.26–6.6 Gallons (1.0–25 Liters)
- Fuel Pressure (Injection Models): 4.7 psi at 5,000 rpm
Honda Manual Features & Content Preview
1978–2001 Honda BF2 through BF130 Outboard Shop Manual
- Covers 1978–2001 Honda BF2, BF5, BF8, BF9.9, BF15, BF25, BF30, BF35, BF40, BF45, BF50, BF75, BF90, BF115, and BF130 outboard motors
- Original OEM publication with 350 pages of factory-sourced data
- Contains 175 figure-based component diagrams and 15 maintenance specification charts for all model-year variants
- Delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- This 1978–2001 Honda BF2–BF130 shop manual provides the primary factory data used for outboards within this high-performance marine series, spanning carbureted and PGM-FI fuel injection systems.
Technical Documentation Scope
This manual documents essential marine-specific maintenance and technical reference data for the entire Honda BF series outboard line. The initial chapters define standard boating safety regulations, hull identification, and mandatory equipment for commercial and recreational vessels. Subsequent sections detail specialized tool requirements, including vacuum gauges for synchronization, micrometer usage for engine internals, and comprehensive bolt torque specifications sorted by grade and pitch.
Engine and Fuel System Specifications
Mechanical and Fuel Preview
The documentation provides granular engine specs, including bore and stroke, compression ratios from 6.5:1 to 9.2:1, and detailed ignition system types like CDI and transistorized pointless ignition. Intake valve clearance for the BF130A is listed at 0.011–0.012 inches in the cylinder head specification table. Fuel system sections cover carburetor float height adjustments, diagnostic trouble codes for PGM-FI models, and complete hose routing diagrams for all variants. The BF90A fuel pump pressure is specified at 4.7 psi at 5,000 rpm within the performance testing data. Engine oil capacity for the BF130A is documented at 5.9 liters.
Note: This page is a contents overview for the manual. It does not provide repair or diagnostic instructions. An official 350-page Honda OEM shop manual covering the 1978–2001 BF2–BF130 series, documenting mechanical, fuel, ignition, and cooling specifications for both carbureted and PGM-FI marine outboard engines.
Document Reference: Original OEM manufacturer publication
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