03-2 Specifications, Engine
Pistons
Materials
Diameter:
D1-13-A/B/F, D1-20-A/B/F
D1-30-A/B/F, D2-40-A/B/F
Service limit, all engines
Clearance between piston and cylinder:
D1-13-A/B/F, D1-20-A/B/F
D1-30-A/B/F, D2-40-A/B/F
Service limit, all engines
Front marking
14
Engine
Group 21: Engine
Aluminum alloy
66.9375–66.9525 mm (2.6353–2.6359")
76.932–76.947 mm (3.0288–3.0294")
0.25 mm (0.010")
0.048–0.082 mm (0.0019–0.0032")
0.0525–0.0865 mm (0.0021–0.0034")
0.25 mm (0.010")
The designation "SHIBAURA" on the inside of the pis-
ton must face the fuel pump on installation.
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