Pistons
Specifications
Clearance Specifications - Pistons
DESCRIPTION SPECIFICATION (mm)
Surface Distortion Limit 0.15
Inner Diameter Standard 73.005 ± 0.005
Out-Of-Round Less than 0.008
Taper Less than 0.01
Clearance Specifications - Piston Ring Groove
DESCRIPTION SPECIFICATION
First Ring 0.035 - 0.08 mm
Second Ring 0.025 - 0.07 mm
Clearance Specifications - Piston Ring End Gap
DESCRIPTION SPECIFICATION LIMIT
First Ring End Gap 0.2 - 0.4 mm 0.8 mm
Second Ring End Gap 0.4 - 0.6 mm 1.0 mm
Clearance Specifications - Piston to Piston Pin
DESCRIPTION SPECIFICATION
Piston To Piston Pin 0.002 - 0.013 mm
ENGINE UNIT REPAIR
02–56
Chery Automobile Co., Ltd.