Specifications; General Information; Test And Adjustment Specifications - Yanmar BY Series Service Manual

ENGINE

SPECIFICATIONS

General Information

Number of Cylinders
Effective Displacement
Compression Ratio

Test and Adjustment Specifications

Test Item
Cylinder Compression Test
5-4
Engine Model
Bore
Stroke
Compression Pressure
© 2009 Yanmar Marine International
4BY2
In-Line 4
84 mm
(3.31 in.)
90 mm
(3.54 in.)
1.995 L
(122 cu in.)
16.5:1
Remarks

Specifications

6BY2
In-Line 6
84 mm
(3.31 in.)
90 mm
(3.54 in.)
2.993 L
(183 cu in.)
16.5:1
Specification
28 ±2 bar
(406 ±29 psi)
BY Service Manual