Exhaust manifold - adapter from Japanese company O.S. Engine.
Specifications:
- exhaust inlet hole dimension (inside): 16.7 x 4.9 mm
- mounting hole spacing: approximately 27.5 mm
- width: 11.7 mm
- total length: 33.6 mm
- mounting screws M2.5x36 mm included
- collector type: 761 / 871
- catalog number: 21125108