Engine
Group 21: Engine
Pistons
Materials Aluminum alloy
Diameter:
D1-13-A/B/F, D1-20-A/B/F 66.9375–66.9525 mm (2.6353–2.6359")
D1-30-A/B/F, D2-40-A/B/F 76.932–76.947 mm (3.0288–3.0294")
Service limit, all engines 0.25 mm (0.010")
Clearance between piston and cylinder:
D1-13-A/B/F, D1-20-A/B/F 0.048–0.082 mm (0.0019–0.0032")
D1-30-A/B/F, D2-40-A/B/F 0.0525–0.0865 mm (0.0021–0.0034")
Service limit, all engines 0.25 mm (0.010")
Front marking The designation ”SHIBAURA” on the inside of the pis-
ton must face the fuel pump on installation.
03-2 Specifications, Engine
14 47701798 05-2013 © AB VOLVO PENTA
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