Zenoah 290 pum engine - wt257

290 Zenoah
Manufacturer: Zenoah
Manufacturer part number: bb204c
Zenoah G290PUM engine is a 28.5cc, 3.5HP@13,000 RPM performance machine.

The Zenoah G290PUM is the brand new, released January 2012, 2 Cycle Piston Valve Gas Marine Engine and features an all-new cylinder design with 4 x transfer ports for improved torque & high-RPM performance.

Ignition: CDI-Type Magnetic
Displacement: 28.5cc (28mm stroke, 36mm bore)
Power: 3.5HP @13,000 RPM. 
Torque: 1.23 ft-lbs (1.68 N-m) @10,000 RPM. 
Timing: 30 degrees BTDC @ 8,000 RPM. 
Compression Ratio: 8.9:1. 

Length: 153mm
Width: 160mm 
Height: 181mm
Weight: 3.5lbs (approx 1.6kg)
Starter: Easy Recoil Starter (eg195)
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