Connecting Rod Bushing Oil Clearance (Small End)

Inner Diameter of Connecting Rod (Small End)

Measure inner diameter of bushing. Refer to "STANDARD AND LIMIT "

Fig 1: Measuring Inner Diameter Of Bushing
Courtesy of NISSAN MOTOR CO., U.S.A.

Outer Diameter of Piston Pin

Measure outer diameter of piston pin. Refer to "STANDARD AND LIMIT ".

Fig 2: Measuring Outer Diameter Of Piston Pin
Courtesy of NISSAN MOTOR CO., U.S.A.

(Connecting rod small end oil clearance) = (Inner diameter of connecting rod small end) - (Outer diameter of piston pin)

Standard : 58.944 - 58.968 mm (2.3206 - 2.3216 in)

Fig 3: Inspecting Connecting Rod Small End Oil Clearance

Courtesy of NISSAN MOTOR CO., U.S.A.

If the measured value exceeds the standard, replace the connecting rod assembly and/or piston and piston pin assembly.
If replacing the piston and piston pin assembly, use the "Piston Selection Table" to select the piston corresponding to the applicable bore grade of the cylinder block to be used. Refer to "HOW TO SELECT PISTON AND BEARING ".

Factory Installed Parts Grading:

Service parts apply only to grade 0.

PARTS GRADING

Unit: mm (in)
Grade	0	1
Connecting rod small end inner diameter	20.000 - 20.006 (0.7874 - 0.7876)	20.006 - 20.012 (0.7876 - 0.7879)
Piston pin outer diameter	19.989 - 19.995 (0.7870 - 0.7872)	19.995 - 20. 001 (0.7872 - 0.7874)
Piston pin bore diameter	19.993 - 19.999 (0.7871- 0.7874)	19.999 - 20.005 (0.7874 - 0.7876)

Fig 4: Identifying Piston Grading Marks

Courtesy of NISSAN MOTOR CO., U.S.A.