LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 1997 >> Legacy Outback Limited, Automatic >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> ENGINE MECHANICAL - 2.5L DOHC 4-Cylinder >> Engine Specifications >> Pistons, Pins & Rings

Pistons, Pins & Rings

PISTONS, PINS & RINGS

Application In. (mm)
Pistons
Clearance
Standard .0004-.0012 (.010-.030)
Service Limit .0020 (.050)
Diameter (1)
Standard
"A" 3.9167-3.9171 (99.485-99.495)
"B" 3.9163-3.9167 (99.475-99.485)
Pins
Diameter (2)
Piston Pin Fit (3)
Piston-To-Pin Clearance .0002-.0004 (.005-.010)
Rings
No. 1
End Gap
Standard .0079-.0138 (.200-.350)
Service Limit .039 (1.00)
Side Clearance
Standard .0016-.0031 (.041-.080)
Service Limit .0059 (.150)
No. 2
End Gap
Standard .0146-.0205 (.370-.520)
Service Limit .039 (1.00)
Side Clearance
Standard .0012-.0028 (.030-.070)
Service Limit .0059 (.150)
No. 3 (Oil)
End Gap
Standard .0079-.0236 (.200-.600)
Service Limit .059 (1.50)
Side Clearance 0 (0)
(1) On 1996 engines, measure 1.693" (43.00 mm) from top of piston. On 1997-99 engines, measure at 1.457" (37.00 mm) from top of piston.
(2) Information is not available from manufacturer.
(3) Thumb press fit at 68°F (20°C).