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Engine Specifications: Pistons

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DESCRIPTION SPECIFICATION
Metric Standard
Clearance
Measured at 38.0 mm (1.5 in.) Below Deck 0.031 - 0.058 mm 0.012 - 0.023 in.
Ring Groove Diameter
Top Groove 90.4 - 90.6 mm 3.56 - 3.57 in.
Second Groove 88.4 - 88.7 mm 3.48 - 3.49 in.
Weight 413 grams 14.56 oz
Piston Length 53.3 mm 2.10 in.
Ring Groove Width
No. 1 1.23 - 1.26 mm 0.048 - 0.0496 in
No. 2 1.23 - 1.25 mm 0.048 - 0.0492 in.
No. 3 2.03 - 2.05 mm 0.079 - 0.080 in.