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Dimension & Clearance Specifications - Piston


Production STD (J or JT) OD (1-6) 102.8650-102.8830 mm (4.0529-4.0536 inch)
Production STD (J or JT) OD (7-8) 102.8650-102.8830 mm (4.0529-4.0536 inch)
Production O.S. (S or ST) OD (1-6) 103.0080-103.260 mm (4.0585-4.0592 inch)
Production O.S. (S or ST) OD (7-8) 103.0080-103.260 mm (4.0585-4.0592 inch)
Service STD (JT) OD (1-6) 102.8650-102.8830 mm (4.0529-4.0536 inch)
Service STD (JT) OD (7-8) 102.8650-102.8830 mm (4.0529-4.0536 inch)
Service Hi Limit (GT) OD (1-6) 102.9040-102.9220 mm (4.0544-4.0551 inch)
Service Hi Limit (GT) OD (7-8) 102.9040-102.9220 mm (4.0544-4.0551 inch)
Service OS (0.50 OST) OD (1-6) 103.339-103.417 mm (4.0739-4.0746 inch)
Service OS (0.50 OST) OD (7-8) 103.399-103.414 mm (4.0739-4.0746 inch)
Out-Of-Round 0.0200 mm maximum(0.0008 inch maximum)
Taper 0.0200 mm maximum(0.0008 inch maximum)
Cylinder Bore Clearance (1-6) 0.0890-0.1250 mm (0.0035-0.0049 inch)
Cylinder Bore Clearance (7-8) 0.1020-0.1380 mm (0.0040-0.0054 inch)
Cylinder Bore Protrusion 0.0900-0.3100 mm (0.0035-0.0122 inch)

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