Piston, Engine

Piston Rings - Clearance Between Rings and Sides of Groove in Piston
Compression Rings 0.0016-0.0037 inch
Oil Rings None-Side Sealing
Piston Rings - Gap Between Ends
Top Compression Ring 0.010-0.016 inch
Second Compression Ring 0.014-0.020 inch
Oil Rings 0.010-0.030 inch
Number of Compression Rings 2
Number of Oil Rings 2 Rails - 1 Expander
Piston Rings - Width of Groove Ring
Top Ring 0.048-0.049 inch
Second Ring 0.060-0.061 inch
Oil Ring 0.099-0.100 inch
Pistons
Piston Material Aluminum
Piston Clearance at 38 mm (1.496 inch) from Top of Piston
3.521-3.522 inch
Piston Pin Diameter 0.8265-0.8267 inch
Piston Pin Bore Diameter 0.8269-0.8272 inch
Piston Pin to Piston Clearance 0.0001 -0.0006 inch
Pin Retention Snap Rings (2)