1NR-FE ENGINE MECHANICAL SERVICE DATA

Ignition timing Connect terminals 13 (TC) and 4 (CG) of the DLC3 Standard 8 to 12 degrees BTDC at idle
Disconnect terminals 13 (TC) and 4 (CG) of the DLC3 Standard -10 to 10 degrees BTDC at idle
Idle speed Standard 600 to 700 rpm
Compression pressure Standard pressure

1200 kPa (12.2 kgf/cm2, 174 psi)

Minimum pressure

900 kPa (9.1 kgf/cm2, 131 psi)

Difference between each cylinder

98 kPa (1.0 kgf/cm2, 14.2 psi)

Chain sub-assembly Maximum elongation 114.8 mm (4.519 in.)
Camshaft timing gear assembly (with chain sub-assembly) Minimum gear diameter 96.8 mm (3.811 in.)
Camshaft timing exhaust gear assembly (with chain sub-assembly) Minimum gear diameter 96.8 mm (3.811 in.)
Crankshaft (with chain sub-assembly) Minimum gear diameter 51.1 mm (2.012 in.)
Timing chain tensioner arm Maximum wear 1.0 mm (0.0394 in.)
Timing chain guide Maximum wear 1.0 mm (0.0394 in.)
No. 2 chain vibration damper Maximum wear 1.0 mm (0.0394 in.)
Camshaft Maximum runout 0.04 mm (0.00157 in.)
Standard cam lobe height 41.699 to 41.7989 mm (1.6417 to 1.6456 in.)
Maximum cam lobe height 41.549 mm (1.6358 in.)
Standard journal diameter (No. 1 journal) 34.454 to 34.470 mm (1.3565 to 1.3571 in.)
Standard journal diameter (Other journals) 22.954 to 22.970 mm (0.9037 to 0.9043 in.)
No. 2 camshaft Maximum runout 0.04 mm (0.00157 in.)
Standard cam lobe height 41.000 to 41.100 mm (1.6142 to 1.6181 in.)
Maximum cam lobe height 40.85 mm (1.6083 in.)
Standard journal diameter (No. 1 journal) 34.454 to 34.470 mm (1.3565 to 1.3571 in.)
Standard journal diameter (Other journals) 22.954 to 22.970 mm (0.9037 to 0.9043 in.)
Cylinder head set bolt Standard length 125.3 to 126.7 mm (4.9331 to 4.9882 in.)
Maximum length 128.2 mm (5.047 in.)
Exhaust manifold converter sub-assembly Maximum warpage 1.2 mm (0.0472 in.)
Crankshaft bearing (w/ Stop And Start System) Standard diameter 78.045 to 78.064 mm (3.0726 to 3.0734 in.)
Ring pin (Camshaft housing sub-assembly) Protrusion height 2.7 to 3.3 mm (0.106 to 0.130 in.)
Straight pin (Oil pan sub-assembly) Protrusion height 5.0 to 7.0 mm (0.197 to 0.276 in.)
Cylinder head Cylinder block side Maximum warpage 0.05 mm (0.00197 in.)
Intake manifold side 0.10 mm (0.00394 in.)
Exhaust manifold side 0.10 mm (0.00394 in.)
Camshaft thrust clearance Standard 0.06 to 0.2 mm (0.00236 to 0.00787 in.)
Maximum 0.215 mm (0.00846 in.)
No. 2 camshaft thrust clearance Standard 0.06 to 0.2 mm (0.00236 to 0.00787 in.)
Maximum 0.215 mm (0.00846 in.)
Camshaft oil clearance No. 1 journal Standard 0.030 to 0.067 mm (0.00118 to 0.00264 in.)
Maximum 0.08 mm (0.00315 in.)
Other journals Standard 0.030 to 0.067 mm (0.00118 to 0.00264 in.)
Maximum 0.08 mm (0.00315 in.)
No. 2 camshaft oil clearance No. 1 journal Standard 0.030 to 0.067 mm (0.00118 to 0.00264 in.)
Minimum 0.08 mm (0.00315 in.)
Other journals Standard 0.030 to 0.067 mm (0.00118 to 0.00264 in.)
Minimum 0.08 mm (0.00315 in.)
Compression spring Type A Free length Standard 51.19 mm (2.0154 in.)
deviation Maximum 1.8 mm (0.0709 in.)
Type B Free length Standard 57.49 mm (2.2634 in.)
deviation Maximum 1.75 mm (0.0689 in.)
Angle Maximum
Intake valve Overall length Standard 103.35 mm (4.0689 in.)
Minimum 102.85 mm (4.0492 in.)
Valve stem diameter Standard 5.470to 5.485 mm (0.21535 to 0.21594 in.)
Margin thickness Standard 1.0 mm (0.0394 in.)
Minimum 0.5 mm (0.0197 in.)
Valve seat width Standard 1.0 to 1.4 mm (0.0394 to 0.0551 in.)
Exhaust valve Overall length Standard 104.5 mm (4.114 in.)
Minimum 104.0 mm (4.0945 in.)
Valve stem diameter Standard 5.465 to 5.480 mm (0.21516 to 0.21575 in.)
Margin thickness Standard 1.15 mm (0.0453 in.)
Minimum 0.65 mm (0.0256 in.)
Valve seat width Standard 1.0 to 1.4 mm (0.0394 to 0.0551 in.)
Intake valve guide bush Inside diameter Standard 5.51 to 5.53 mm (0.2169 to 0.2177 in.)
Oil clearance Standard 0.025 to 0.060 mm (0.000984 to 0.000236 in.)
Maximum 0.080 mm (0.00315 in.)
Protrusion height Standard 9.6 to 10.0 mm (0.378 to 0.394 in.)
Intake valve guide bush bore diameter Standard 10.285 to 10.306 mm (0.40492 to 0.40575 in.)
Exhaust valve guide bush Inside diameter Standard 5.51 to 5.53 mm (0.2169 to 0.2177 in.)
Oil clearance Standard 0.030 to 0.065 mm (0.00118 to 0.00256 in.)
Maximum 0.085 mm (0.00335 in.)
Protrusion height Standard 9.6 to 10.0 mm (0.378 to 0.394 in.)
Exhaust valve guide bush bore diameter Standard 10.285 to 10.306 mm (0.40492 to 0.40575 in.)
Ring pin (Cylinder head) A Protrusion height 6.0 to 8.0 mm (0.236 to 0.315 in.)
B 4.0 to 6.0 mm (0.157 to 0.236 in.)
Spark plug tube Standard protrusion height 88.7 to 90.2 mm (3.492 to 3.551 in.)
Connecting rod thrust clearance Standard 0.1 to 0.5 mm (0.00394 to 0.0197 in.)
Maximum 0.5 mm (0.0197 in.)
Connecting rod oil clearance Crankshaft side Standard 0.020 to 0.052 mm (0.000787 to 0.002047 in.)
Maximum 0.055 mm (0.00217 in.)
Connecting rod bearing thickness Mark 1 Standard 1.492 to 1.495 mm (0.0587 to 0.05886 in.)
Mark 2 1.496 to 1.498 mm (0.05890 to 0.05898 in.)
Mark 3 1.499 to 1.501 mm (0.05902 to 0.0591 in.)
Connecting rod bearing dimension 2.2 to 2.6 mm (0.0866 to 0.102 in.)
Connecting rod large end bore diameter (Reference) Mark 1 Standard 45.000 to 45.008 mm (1.77165 to 1.77197 in.)
Mark 2 45.009 to 45.016 mm (1.77200 to 1.77228 in.)
Mark 3 45.017 to 45.024 mm (1.77232 to 1.77259 in.)
Crankshaft pin diameter Mark 1 Standard 41.992 to 42.000 mm (1.6532 to 1.6535 in.)
Mark 2 41.992 to 42.000 mm (1.6532 to 1.6535 in.)
Mark 3 41.992 to 42.000 mm (1.6532 to 1.6535 in.)
Connecting rod bolt Standard diameter 6.6 to 6.7 mm (0.2598 to 0.2638 in.)
Minimum diameter 6.4 mm (0.2520 in.)
Cylinder block Maximum warpage 0.05 mm (0.00197 in.)
Cylinder bore Standard diameter 72.500 to 72.513 mm (2.8543 to 2.8548 in.)
Maximum diameter 72.63 mm (2.8594 in.)
Ring pin (Cylinder block) Protrusion Height 6.0 to 7.0 mm (0.236 to 0276 in.)
Straight pin (Cylinder block) A Protrusion Height 5.5 to 6.5 mm (0.217 to 0.256 in.)
B 11.5 to 12.5 mm (0.453 to 0.492 in.)
Piston Standard diameter 72.445 to 72.465 mm (2.8522 to 2.8529 in.)
Piston oil clearance Standard 0.035 to 0.068 mm (0.00138 to 0.00268 in.)
Maximum 0.108 mm (0.00425 in.)
Piston ring groove clearance No. 1 Ring Standard 0.02 to 0.07 mm (0.000787 to 0.00276 in.)
No. 2 Ring 0.02 to 0.06 mm (0.000787 to 0.00236 in.)
Oil Ring 0.02 to 0.06 mm (0.000787 to 0.00236 in.)
Piston ring end gap No. 1 Ring Standard 0.18 to 0.25 mm (0.00709 to 0.00984 in.)
Maximum 0.45 mm (0.0177 in.)
No. 2 Ring Standard 0.30 to 0.45 mm (0.0118 to 0.0177 in.)
Maximum 0.65 mm (0.0256 in.)
Oil Ring Standard 0.10 to 0.40 mm (0.00394 to 0.0157 in.)
Maximum 0.55 mm (0.0217 in.)
Crankshaft
Crankshaft thrust clearance Standard 0.04 to 0.24 mm (0.00157 to 0.00945 in.)
Maximum 0.28 mm (0.0110 in.)
Upper crankshaft thrust washer thickness Standard 1.93 to 1.98 mm (0.0760 to 0.0780 in.)
Cylinder block journal bore diameter (Reference) Mark 0 Standard 52.000 to 52.002 mm (2.04724 to 2.04732 in.)
Mark 1 52.003 to 52.004 mm (2.04736 to 2.04740 in.)
Mark 2 52.005 to 52.006 mm (2.04744 to 2.04748 in.)
Mark 3 52.007 to 52.009 mm (2.04752 to 2.04759 in.)
Mark 4 52.010 to 52.011 mm (2.04763 to 2.04767 in.)
Mark 5 52.012 to 52.013 mm (2.04771 to 2.04775 in.)
Mark 6 52.014 to 52.016 mm (2.04779 to 2.04787 in.)
Crankshaft main journal Standard diameter 47.988 to 48.000 mm (1.88929 to 1.88976 in.)
Crankshaft taper and out-of-round Maximum 0.003 mm (0.000118 in.)
Crankshaft journal diameter (Reference) Mark 0 Standard 47.999 to 48.000 mm (1.88972 to 1.88976 in.)
Mark 1 47.997 to 47.998 mm (1.88964 to 1.88968 in.)
Mark 2 47.995 to 47.996 mm (1.88956 to 1.88960 in.)
Mark 3 47.993 to 47.994 mm (1.88948 to 1.88952 in.)
Mark 4 47.991 to 47.992 mm (1.88941 to 1.88945 in.)
Mark 5 47.988 to 47.990 mm (1.88929 to 1.88937 in.)
Crankshaft bearing center wall thickness (Reference) Mark 2 Standard 1.994 to 1.997 mm (0.07850 to 0.07862 in.)
Mark 3 1.998 to 2.000 mm (0.07866 to 0.07874 in.)
Mark 4 2.001 to 2.003 mm (0.07878 to 0.07886 in.)
Mark 5 2.004 to 2.006 mm (0.07890 to 0.07898 in.)
Crankshaft circle runout Maximum 0.02 mm (0.000787 in.)
Crankshaft oil clearance Standard 0.019 to 0.043 mm (0.000748 to 0.00169 in.)
Maximum 0.049 mm (0.00193 in.)
Crank pin diameter Standard 41.992 to 42.000 mm (1.6532 to 1.6535 in.)
Crank pin taper and out-of-round Maximum 0.003 mm (0.000118 in.)
Crankshaft bearing cap set bolt Standard length 75.3 to 76.7 mm (2.965 to 3.020 in.)
Maximum length 77.2 mm (3.039 in.)
Standard diameter 9.94 to 9.96 mm (0.3913 to 0.3921 in.)
Minimum diameter 9.6 mm (0.378 in.)
Crankshaft bearing Dimension (A - B) 0.7 mm (0.0276 in.) or less