Volvo Workshop Service and Repair Manuals

Piston Rings

Upper compression ring ...........................................................................................................................................................................  0.030-0.070 mm
Lower compression ring ...........................................................................................................................................................................  0.030-0.070 mm
Oil control ring assembly .........................................................................................................................................................................  0.038-0.142 mm

Upper .....................................................................................................................................................................................  1.200 -0.010/-0.030 mm
Lower ....................................................................................................................................................................................  1.500 -0.010/-0.030 mm

Spring ....................................................................................................................................................................................................  1.510 ± 0.020 mm
Rail ........................................................................................................................................................................................................  0.460 ± 0.011 mm

B6284T

Diameter ..................................................................................................................................................................................  23.000 ± 0.004 mm
Length .....................................................................................................................................................................................  61.000 ± 0.200 mm

B6294S

Diameter ..................................................................................................................................................................................  21.000 ± 0.004 mm