Piston Ring, Engine

Piston Diameter
AISIN Made (@ 23.2 mm [0.913 in.] from piston head 87.406-87.416 mm (3.4412-3.4416 in.)
MAHLE Made (@ 41.2 mm [1.622 in.] from piston head 87.453-87.467 mm (3.4430-3.4436 in.)


Piston Oil Clearance
AISIN Made
STD 0.084-0.106 mm (0.0033-0.0042 in.)
Maximum 0.13 mm (0.0051 in.)
MAHLE
STD 0.033-0.059 mm (0.0013-0.0023 in.)
Maximum 0.008 mm (0.0031 in.)


Piston Ring Groove Clearance
No.1 0.020-0.070 mm (0.0008-0.0028 in.)
No.2 0.020-0.060 mm (0.0008-0.0024 in.)


Piston Ring End Gap
STD
No.1 0.25-0.35 mm (0.0098-0.0138 in.)
No.2 0.35-0.45 mm (0.0138-0.0177 in.)
Oil 0.15-0.40 mm (0.0059-0.0157 in.)
Maximum
No.1 0.95 mm (0.0374 in.)
No.2 1.05 mm (0.0413 in.)
Oil 1.00 mm (0.0394 in.)