N.B.
MEASUREMENT "A" TO BE TAKEN IS A VALUE OF PISTON RE-ENTRY, IT INDICATES BY HOW
MUCH THE PLANE FORMED BY THE PISTON CROWN FALLS BELOW THE PLANE FORMED BY
THE TOP OF THE CYLINDER. THE FURTHER THE PISTON FALLS INSIDE THE CYLINDER, THE
LESS THE BASE GASKET IS TO BE APPLIED (TO RECOVER THE COMPRESSION RATIO) AND
VICE VERSA.
ENGINE 250 SHIMMING
Name
Measure A Thickness
shimming 3.70 - 3.60 0.4 ± 0.05
shimming 3.60 - 3.40 0.6 ± 0.05
shimming 3.40 - 3.30 0.8 ± 0.05
Characteristics B 125-250
CHAR - 22
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