Horizontal Shaft Gasoline Engine-SN420

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Description

The Horizontal Shaft Gasoline Engine-SN420 is a powerful and efficient engine designed for various applications. With a bore and stroke of 90×66 mm and a displacement of 420 ml, this engine delivers robust performance. Its compression ratio of 8.2:1 ensures optimal power generation while maintaining fuel efficiency. This engine is engineered for reliability, featuring a maximum power output of 7.8 kW at 3600 rpm and a maximum torque of 22 N·m at 2600 rpm. Designed with user convenience in mind, it offers both recoil and optional electric starting systems.

Specifications

Attribute Details
Bore × Stroke (mm) 90 × 66
Displacement (ml) 420
Compression Ratio 8.2:1
Fuel Consumption Ratio (g/(kW·h)) ≤ 420
Oil Consumption Ratio (g/(kW·h)) ≤ 6.8
Idle Speed (r/min) 1700 ± 200
Valve Lash (mm) Intake: 0.10–0.15, Exhaust: 0.15–0.20
Noise Limit GB15739-1995 Conformance
Maximum Power & Speed (kW/(r/min)) 7.8 / 3600
Maximum Torque & Speed (N·m/(r/min)) 22 / 2600
Ignition System Transistor ignition system
Starting System Recoil and electric (optional)
Oil Capacity (ml) 1100
Fuel Tank Capacity (L) 5.5
Dimensions (L×W×H) (mm) 510 × 440 × 500

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