Toyota ZZT230 series, Repair Manual

Page: 161 / 821

SS---10
Cylinder
block
Pis\Ofl and piston
'"'
lA AT
ICE SPEC C IONS EN E MEC HANI AL
1ZZ-FE:
Cylinder llead surface warpage Maximum 0.05 mm (0.0020 in.}
Cylinder bore diameter STD 79.000 -79.013 mm (3.1102-3.1107 in.}
Maximum 79.013 mm (3.1107 1n.)
12 pointed head bearing cap sub-assembly bolt diameter
at tension portion
STD
7.3 -7.5 mm (0.287 - 0.295 in.)
Minimum 7.3 mm (0.287 in.)
2ZZ-GE:
Cylinder head surface warpage
Maximum 0.05 mm (0.0020 ln.)
Cylinder bore diameter STD
82.000 - 82.013 mm (3.2283 - 3.2289 1n.)
Maximum 82.013 mm (3.2289 1n.)
12 pointed head bearing cap sub-assembly
bOlt
diameter
at
tension portion
STD
7.3 - 7.5 mm (0.287 - 0.295 in.)
Minimum 7.3 mm (0.2871n.}
IZZ-FE:
Piston diameter
at
25.6 mm (1.008 1n.) from the piston head 78.925 - 78.935 mm (3.1073-
3.ton
in.)
Piston oil clearance
STD
0.065 - 0.088 mm (0.0026 -0.0035 1n.)
Maximum 0.10 mm (0.0039 in.)
Piston ring groove clearance 0.030 - 0.070 mm (0.001 2 - 0.0028 in.)
Piston ring end gap STD No. 1 0.25- 0.35 mm (0.0098 - 0.0138 in.)
No. 2 0.35- 0.50 mm (0.0138- 0.0197 in.)
Oil 0.15- 0.40 mm (0.0059 - 0.0157 in.)
Maximum No. 1 1.05 mm (0.0413 in.)
No. 2 1.20 mm (0.0472 in.)
Oil 1.05 mm (0.0413
in.)
2ZZ-GE:
Piston diameter
at 12.0 mm {0.048 in.) from the piston head 81.975 -81 .993 mm (3.2274 - 3.2281 in.)
Piston oil clearance
STD
0.007 - 0.038 mm (0.0003 - 0.0015 in.)
Maximum 0.10 mm (0.0039 in.)
Piston riog groove clearance 0.030 - O.o70 mm (0.0012 - 0.0028 in.)
Pis!Ofl ring end gap STD No. 1 0.25- 0.35 mm (0.0098 - 0.0138 in.)
No. 2 0.35- 0.50 mm (0.01 38 --o.0197 in.)
Oil 0.15- 0.40 mm (0.0059 - 0.0157 in.)
Maximum No. 1 1.05 mm {0.0413 in.)
No. 2 1.20 mm (0.0472 in.)
Oil 1.05 mm (0.0413 in.)