Ed. 07-2010
ENGINE OVERHAUL
Piston rings
They should show no signs of forcing or scoring.
Replacement pistons come with piston rings and piston pin.
Piston ring to cylinder clearance
Insert the piston ring at the bottom of the bore (where minimum wear occurs)
taking care to position it squarely and measure end gap.
Piston ring to cylinder clearance
PISTON RING
MOUNTING CLEARANCE (H)
"A"
"B"
G.13
0.15 -0.30 mm
(0.00591-0.01182 in.)
0.2-0.7 mm
(0.00788-0.02758 in.)
SERVICE LIMIT
0.45 mm
(0.01773 in.)
0.85 mm
(0.03349 in.)