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2012 Suzuki DF40A 4-Stroke Outboard Motor (Long Shaft)
£2,500.00
Down Payment: £600
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Condition: Excellent, Near-New Condition
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Hours: Only 51 Original, Ultra-Low Hours
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Shaft Length: 20” Long Shaft (L-Shaft / 508mm Transom Fitment)
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Inclusions: Complete Rigging Kit (Genuine Suzuki Remote Side-Mount Control Box and Analog Helm Gauges/Dials)
Key Features & Mechanical Engineering
Suzuki loaded this generation of mid-range motors with their advanced commercial-grade technology, making it incredibly dependable and cheap to run.
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Advanced DOHC 12-Valve Powerhead: Utilizing four valves per cylinder instead of two, this 941 cc engine optimizes air intake efficiency at high RPM. The result is a 25% faster acceleration curve and higher top-end speed over legacy 40HP designs.
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Suzuki Lean Burn Control System: The on-board computer constantly tracks throttle changes and atmospheric pressure to supply an incredibly lean air-to-fuel mixture. This system slashes fuel consumption by up to 23% during standard cruising speeds.
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Zero-Maintenance Timing Chain: Unlike rival engines that require periodic, expensive rubber timing belt replacements, the DF40A features an oil-bathed, self-adjusting hydraulic timing chain that lasts the lifetime of the motor.
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Suzuki Easy Start System: No need to awkwardly hold or pump the key. Simply turn the ignition key once and let go—the digital management system keeps the starter engaged automatically until the inline-three hums to life.
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High-Output 19A Alternator: Delivers a reliable 12V 19-Amp charging stream (generating a solid 11.5A even down at a low 1,000 RPM idle) to keep your fishfinders, GPS arrays, and marine stereos fully juiced all day.
Comprehensive Specifications
| Parameter | Factory Specification |
| Horsepower | 40 HP (29.4 kW) |
| Engine Configuration | Inline 3-Cylinder (DOHC 12-Valve) |
| Displacement | 941 cc (57.4 cubic inches) |
| Fuel System | Multi-Point Sequential Electronic Fuel Injection (EFI) |
| Dry Weight | 104 kg (229 lbs) |
| Full Throttle RPM Range | 5,000 – 6,000 RPM |
| Gear Ratio | 2.27:1 (Swings a larger diameter prop for high low-end thrust) |
| Trim Method | Integrated Power Trim and Tilt System |
| Exhaust Layout | Through-Prop Hub Exhaust |
Turn-Key Value: £2,500
Finding an authentic, fuel-injected Suzuki 4-stroke with only 51 hours at £2,500 complete with a controller and gauges is an incredible find on the pre-owned market. It has been fully workshop pressure-tested, water-pump checked, and fresh gear-lube serviced. Completely clear of mechanical issues and ready to bolt onto your transom immediately.
2012 Suzuki DF40A 4-Stroke Outboard Motor (Long Shaft)
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Advanced Fuel Injection Mechanics
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Streamlining Seasonal Vessel Storage Routines
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