Mazda MX-5 Miata Sport 2007 Manual page 48

2006-08 ENGINE Mechanical - Overhaul - 2.0L (LF) & 2.3L (L3) - Mazda6 & MX-5 Miata
87.465-87.495 mm {3.4435-3.4446 in}
2. Measure the piston-to-cylinder clearance.
If not within the specification, replace the piston, piston pin, piston ring and connecting rod as a

single unit.
Fig. 48: Measuring Piston-To-Cylinder Clearance
Courtesy of MAZDA MOTORS CORP.
Piston-to-cylinder clearance (Standard)
0.025-0.045 mm {0.0010-0.0017 in}
Piston-to-cylinder clearance (Maximum)
0.11 mm {0.0043 in}
3. Measure the piston ring-to-ring groove clearance around the entire circumference.
If it exceeds the specification, replace the piston, piston pin, piston ring and connecting rod as a

single unit.
Piston ring-to-ring groove clearance (Standard)
2007 Mazda MX-5 Miata Sport