MX-5 Miata Mazdaspeed L4-1.8L DOHC Turbo (2004)
Piston: Specifications
NOTE: Piston diameter measured at 90° to pin bore axis and 16.5 mm (0.65 inch) below oil ring groove lower edge
Piston
Standard ............................................................................................................................................................. 82.953-82.975 mm (3.2659-3.2667 in)
0.25 mm oversize ................................................................................................................................................. 83.203-83.225 mm (3.2758-3.2765 in)
0.50 mm oversize ................................................................................................................................................. 83.453-83.475 mm (3.2856-3.2864 in)
Piston-to-Cylinder Clearance
Standard .................................................................................................................................................................. 0.025-0.066 mm (0.0011-0.0025 in)
Minimum ........................................................................................................................................................................................... 0.15 mm (0.006 in)
