HOW TO SELECT PISTON AND BEARING [MR16DDT ]
< UNIT DISASSEMBLY AND ASSEMBLY > 3. Select piston of the same grade.
A A
: Piston grade number
B
: Front mark
C
: Identification code
D
: Sub grade number
EM
C JPBIA4439ZZ
D
PISTON SELECTION TABLE Unit: mm (in)
Grade number (Mark)
1
2 [or no mark (piston only)]
Cylinder bore Inner diameter
84.000 - 84.010 (3.3071 - 3.3075)
84.010 - 84.020 (3.3075 - 3.3079)
Piston skirt diameter
79.670 - 79.680 (3.1366 - 3.1370)
79.680 - 79.690 (3.1370 - 3.1374)
F
NOTE: Piston is available together with piston pin as an assembly.
Connecting Rod Bearing
E
INFOID:0000000006337301
G
WHEN NEW CONNECTING ROD AND CRANKSHAFT ARE USED 1.
Apply connecting rod big end diameter grade stamped on connecting rod side face to the row in the “Connecting Rod Bearing Selection Table”. A
H
I
: Oil hole
B
: Management code
C
: Cylinder number
D
: Big end diameter grade
E
: Small end diameter grade
F
: Front mark
J
PBIC4003E
2.
Apply crankshaft pin journal diameter grade stamped on crankshaft front side to the column in the “Connecting Rod Bearing Selection Table”. A
: No. 1 pin journal diameter grade
B
: No. 2 pin journal diameter grade
C
: No. 3 pin journal diameter grade
D
: No. 4 pin journal diameter grade
E
: No. 1 main journal diameter grade
F
: No. 2 main journal diameter grade
G
: No. 3 main journal diameter grade
H
: No. 4 main journal diameter grade
I
: No. 5 main journal diameter grade
K
L
M
N
PBIC3261J
O
P
3. 4.
Read the symbol at the cross point of selected row and column in the “Connecting Rod Bearing Selection Table”. Apply the symbol obtained to the “Connecting Rod Bearing Grade Table” to select connecting rod bearing.
WHEN CONNECTING ROD AND CRANKSHAFT ARE REUSED 1.
Measure the dimensions of the connecting rod big end diameter and crankshaft pin journal diameter individually. Refer to EM-112, "Inspection".
EM-123
