Nakajima NK7A Mamoru

[Piper106]

Looking for specifications (cylinder bore and stroke, diameter, weight, etc.) for the Nakajima NK7A Mamoru engine.

Piper106

 

[Shinpachi]

Here is the list of Nakajima engines -

Nakajima MAMORI Engines
NK7A Mamori type 11
Ha103 Mamori type 12
Bore: 155mm/ Stroke: 170mm / Displacement: 44.9litters/ Compression Ratio: 6.5
Diameter: 1,380mm / Length: 1,816mm(from other source)

 

[Piper106]

Thank you for that information.

Piper106

 

[Shinpachi]

You are welcome, Piper106.
I have found out a photo to attach here.