8AR-FTS ENGINE MECHANICAL SERVICE DATA

ENGINE
Ignition timing Terminals TC and CG of DLC3 connected 5 to 20° BTDC at idle
Terminals TC and CG of DLC3 disconnected 8 to 12° BTDC at idle
Engine idle speed 750 to 850 rpm
Compression Standard pressure

1200 kPa (12.2 kgf/cm2, 174 psi)

Minimum pressure

900 kPa (9.2 kgf/cm2, 131 psi)

Pressure difference between each cylinder

100 kPa (1.0 kgf/cm2, 15 psi) or less

FRONT CRANKSHAFT OIL SEAL
Timing chain cover oil seal Depth Standard -0.75 to -1.45 mm (-0.0295 to -0.0571 in.)
REAR CRANKSHAFT OIL SEAL
Rear engine oil seal Depth Standard -0.45 to 0.45 mm (-0.0177 to 0.0177 in.)
ENGINE UNIT
Crankshaft Backlash Standard 0.05 to 0.20 mm (0.00197 to 0.00787 in.)
Maximum 0.20 mm (0.00787 in.)
Camshaft Runout Maximum 0.03 mm (0.00118 in.)
Cam lobe height Standard 44.155 to 44.255 mm (1.738 to 1.742 in.)
Minimum 44.045 mm (1.734 in.)
Journal diameter No. 1 journal Standard 34.449 to 34.465 mm (1.356 to 1.357 in.)
Other journals Standard 22.959 to 22.975 mm (0.904 to 0.905 in.)
Oil clearance No. 1 journal Standard 0.035 to 0.072 mm (0.00138 to 0.00283 in.)
Maximum 0.085 mm (0.00335 in.)
Other journals Standard 0.025 to 0.062 mm (0.000984 to 0.00244 in.)
Maximum 0.085 mm (0.00335 in.)
Thrust clearance Standard 0.060 to 0.200 mm (0.00236 to 0.00787 in.)
Maximum 0.215 mm (0.00846 in.)
No. 2 camshaft Runout Maximum 0.03 mm (0.00118 in.)
Cam lobe height Standard 43.499 to 43.599 mm (1.713 to 1.716 in.)
Minimum 43.389 mm (1.708 in.)
Journal diameter No. 1 journal Standard 34.449 to 34.465 mm (1.356 to 1.357 in.)
Other journals Standard 22.959 to 22.975 mm (0.904 to 0.905 in.)
Oil clearance No. 1 journal Standard 0.005 to 0.054 mm (0.00197 to 0.00213 in.)
Maximum 0.085 mm (0.00335 in.)
Other journals Standard 0.025 to 0.062 mm (0.000984 to 0.00244 in.)
Maximum 0.085 mm (0.00335 in.)
Thrust clearance Standard 0.060 to 0.155 mm (0.00236 to 0.00610 in.)
Maximum 0.170 mm (0.00669 in.)
Camshaft timing exhaust gear assembly Diameter (with chain sub-assembly) 115.12 mm (4.53 in.)
Chain sub-assembly Elongation Maximum 137.1 mm (5.40 in.)
Crankshaft timing sprocket Diameter (with chain sub-assembly) Minimum 59.94 mm (2.36 in.)
Chain tensioner slipper Depth Maximum 1.0 mm (0.0394 in.)
No. 1 chain vibration damper Depth Maximum 1.0 mm (0.0394 in.)
Timing chain guide Depth Maximum 1.0 mm (0.0394 in.)
Engine balancer assembly Thrust clearance No. 1 balance shaft Standard 0.07 to 0.11 mm (0.00276 to 0.00433 in.)
Maximum 0.11 mm (0.00433 in.)
No. 2 balance shaft Standard 0.07 to 0.11 mm (0.00276 to 0.00433 in.)
Maximum 0.11 mm (0.00433 in.)
Backlash Standard 0.04 to 0.16 mm (0.00157 to 0.00630 in.)
Maximum 0.16 mm (0.00630 in.)
Cylinder head set bolt Diameter Standard 10.85 to 11.00 mm (0.427 to 0.433 in.)
Minimum 10.6 mm (0.417 in.)
Measurement point (Distance from the seat) 106 mm (4.17 in.)
Ring pin (Stiffening crankcase sub-assembly) Protrusion height Standard 4.3 to 5.3 mm (0.169 to 0.209 in.)
Ring pin (Camshaft housing sub-assembly) Protrusion height Standard 2.7 to 3.3 mm (0.106 to 0.130 in.)
No. 1 camshaft bearing Dimension A - B or B - A Standard 0 to 0.7 mm (0 to 0.0276 in.)
No. 2 camshaft bearing Distance Standard 1.15 to 1.85 mm (0.0453 to 0.0728 in.)
CYLINDER HEAD
Cylinder head sub-assembly Warpage Bottom side Maximum 0.05 mm (0.00197 in.)
Intake manifold side Maximum 0.10 mm (0.00394 in.)
Exhaust manifold side Maximum 0.10 mm (0.00394 in.)
Compression spring Free length Intake side (Type A) Standard 52.17 mm (2.05 in.)
Intake side (Type B) Standard 52.67 mm (2.07 in.)
Exhaust side Standard 61.22 mm (2.41 in.)
Deviation Maximum 1.22 mm (0.0480 in.)
Angle Maximum
Intake valve Valve stem diameter Standard 5.470 to 5.485 mm (0.215 to 0.216 in.)
Margin thickness Standard 1.0 mm (0.0394 in.)
Minimum 0.50 mm (0.0197 in.)
Overall length Standard 103.92 mm (4.09 in.)
Minimum 103.42 mm (4.07 in.)
Exhaust valve Valve stem diameter Standard 5.465 to 5.480 mm (0.215 to 0.216 in.)
Margin thickness Standard 1.0 mm (0.0394 in.)
Minimum 0.50 mm (0.0197 in.)
Overall length Standard 112.91 mm (4.45 in.)
Minimum 112.41 mm (4.43 in.)
valve guide bush Bush inside diameter Standard 5.510 to 5.530 mm (0.217 to 0.218 in.)
Oil clearance Intake Standard 0.025 to 0.060 mm (0.000984 to 0.00236 in.)
Maximum 0.08 mm (0.00315 in.)
Exhaust Standard 0.030 to 0.065 mm (0.00118 to 0.00256 in.)
Maximum 0.10 mm (0.00394 in.)
Intake valve guide bush Bush bore diameter for cylinder head sub-assembly Standard 10.285 to 10.306 mm (0.405 to 0.406 in.)
Bush Bore diameter STD 10.285 to 10.306 mm (0.40492 to 0.40575 in.)
O/S 0.05 10.335 to 10.356 mm (0.40689 to 0.40772 in.)
Protrusion height Standard 14.85 to 15.10 mm (0.585 to 0.594 in.)
Oil clearance Standard 0.025 to 0.060 mm (0.000984 to 0.00236 in.)
Exhaust valve guide bush Bush bore diameter for cylinder head sub-assembly Standard 10.285 to 10.306 mm (0.405 to 0.406 in.)
Bush bore diameter STD 10.285 to 10.306 mm (0.40492 to 0.40575 in.)
O/S 0.05 10.335 to 10.356 mm (0.40689 to 0.40772 in.)
Protrusion height Standard 19.25 to 19.50 mm (0.758 to 0.768 in.)
Oil clearance Standard 0.030 to 0.065 mm (0.00118 to 0.00256 in.)
Ring pin Protrusion height Standard 6.5 to 7.5 mm (0.256 to 0.295 in.)
Spark plug tube Protrusion height Standard 112 mm (4.41 in.)
Application width Standard 1.0 to 3.0 mm (0.0394 to 0.118 in.)
Distance Standard 1.0 to 7.0 mm (0.0394 to 0.276 in.)
Intake valve seat Width Standard 1.0 to 1.4 mm (0.0394 to 0.0551 in.)
Exhaust valve seat Width Standard 1.2 to 1.6 mm (0.0472 to 0.0630 in.)
CYLINDER BLOCK
Connecting rod thrust clearance Standard 0.160 to 0.512 mm (0.00630 to 0.0202 in.)
Maximum 0.512 mm (0.0202 in.)
Connecting rod oil clearance Standard 0.035 to 0.068 mm (0.00138 to 0.00268 in.)
Maximum 0.07 mm (0.00276 in.)
Crank pin diameter Standard 51.492 to 51.500 mm (2.0272 to 2.0276 in.)
Standard connecting rod big end inside diameter Mark 1 54.500 to 54.508 mm (2.1457 to 2.1460 in.)
Mark 2 54.509 to 54.516 mm (2.1460 to 2.1463 in.)
Mark 3 54.517 to 54.524 mm (2.1463 to 2.1466 in.)
Standard connecting rod bearing center wall thickness Mark 1 1.486 to 1.490 mm (0.0585 to 0.0587 in.)
Mark 2 1.491 to 1.494 mm (0.0587 to 0.0588 in.)
Mark 3 1.495 to 1.498 mm (0.0589 to 0.0590 in.)
Crankshaft thrust clearance Standard 0.04 to 0.24 mm (0.00157 to 0.00945 in.)
Maximum 0.30 mm (0.0118 in.)
Crankshaft thrust washer thickness Standard 1.93 to 1.98 mm (0.0760 to 0.0780 in.)
Cylinder block sub-assembly warpage Maximum 0.05 mm (0.00197 in.)
Cylinder bore diameter Reference 86.000 to 86.013 mm (3.3858 to 3.3863 in.)
Maximum 86.13 mm (3.3909 in.)
Piston diameter Reference 85.960 to 85.972 mm (3.384 to 3.385 in.)
Piston oil clearance Reference 0.030 to 0.053 mm (0.00118 to 0.00209 in.)
Maximum 0.10 mm (0.00394 in.)
Piston ring groove clearance No. 1 compression ring Standard 0.020 to 0.060 mm (0.000787 to 0.00236 in.)
No. 2 compression ring Standard 0.020 to 0.070 mm (0.000787 to 0.00276 in.)
Oil ring Standard 0.070 to 0.150 mm (0.00276 to 0.00591 in.)
Piston ring end gap No. 1 compression ring Standard 0.18 to 0.25 mm (0.00709 to 0.00984 in.)
Maximum 0.85 mm (0.0335 in.)
No. 2 compression ring Standard 0.65 to 0.75 mm (0.0256 to 0.0295 in.)
Maximum 1.35 mm (0.0531 in.)
Side rail Standard 0.10 to 0.35 mm (0.00394 to 0.0138 in.)
Maximum 0.95 mm (0.0374 in.)
Piston pin hole inside diameter Standard Mark A 24.001 to 24.004 mm (0.94492 to 0.94504 in.)
Mark B 24.005 to 24.007 mm (0.94508 to 0.94516 in.)
Mark C 24.008 to 24.010 mm (0.94520 to 0.94527 in.)
Piston pin diameter Standard Mark A 23.997 to 24.000 mm (0.94476 to 0.94488 in.)
Mark B 24.001 to 24.003 mm (0.94492 to 0.94500 in.)
Mark C 24.004 to 24.006 mm (0.94504 to 0.94512 in.)
Connecting rod small end bush inside diameter Standard Mark A 24.005 to 24.008 mm (0.94508 to 0.94520 in.)
Mark B 24.009 to 24.011 mm (0.94523 to 0.94531 in.)
Mark C 24.012 to 24.014 mm (0.94535 to 0.94543 in.)
Piston pin oil clearance Piston side Standard 0.001 to 0.007 mm (0.0000394 to 0.000276 in.)
Maximum 0.013 mm (0.000512 in.)
Connecting rod side Standard 0.005 to 0.011 mm (0.000197 to 0.000433 in.)
Maximum 0.017 mm (0.000669 in.)
Connecting rod sub-assembly Misalignment Maximum 0.05 mm (0.00197 in.) per 100 mm (3.94 in.)
Twist Maximum 0.15 mm (0.00591 in.) per 100 mm (3.94 in.)
Crankshaft runout Maximum 0.03 mm (0.00118 in.)
Crankshaft main journal diameter Standard 54.988 to 55.000 mm (2.1649 to 2.1654 in.)
Crankshaft journal Taper and out-of-round Maximum 0.003 mm (0.000118 in.)
Crank pin Taper and out-of-round Maximum 0.003 mm (0.000118 in.)
Diameter Standard 51.492 to 51.500 mm (2.0272 to2.0276 in.)
Crankshaft oil clearance Standard 0.018 to 0.042 mm (0.000709 to 0.00165 in.)
Maximum 0.050 mm (0.00197 in.)
Cylinder block journal inside diameter Standard Mark 0 59.000 to 59.002 mm (2.32283 to 2.32291 in.)
Mark 1 59.003 to 59.004 mm (2.32295 to 2.32299 in.)
Mark 2 59.005 to 59.006 mm (2.32303 to 2.32307 in.)
Mark 3 59.007 to 59.009 mm (2.32311 to 2.32318 in.)
Mark 4 59.010 to 59.011 mm (2.32322 to 2.32326 in.)
Mark 5 59.012 to 59.013 mm (2.32330 to 2.32334 in.)
Mark 6 59.014 to 59.016 mm (2.32338 to 2.32346 in.)
Crankshaft main journal diameter Standard Mark 0 54.999 to 55.000 mm (2.16531 to 2.16535 in.)
Mark 1 54.997 to 54.998 mm (2.16523 to 2.16527 in.)
Mark 2 54.995 to 54.996 mm (2.16515 to 2.16519 in.)
Mark 3 54.993 to 54.994 mm (2.16507 to 2.16511 in.)
Mark 4 54.991 to 54.992 mm (2.16500 to 2.16504 in.)
Mark 5 54.988 to 54.990 mm (2.16488 to 2.16496 in.)
Crankshaft bearing (silver) center wall thickness Standard Mark 1 1.991 to 1.994 mm (0.07839 to 0.07850 in.)
Mark 2 1.995 to 1.997 mm (0.07854 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.)
Crankshaft bearing (black) center wall thickness Standard Mark 1 1.992 to 1.995 mm (0.07843 to 0.7854 in.)
Mark 2 1.996 to 1.998 mm (0.07858 to 0.07866 in.)
Mark 3 1.999 to 2.001 mm (0.07870 to 0.07878 in.)
Mark 4 2.002 to 2.004 mm (0.07882 to 0.07890 in.)
Crankshaft bearing cap bolt Diameter Standard 10.8 to 11.0 mm (0.425 to 0.433 in.)
Minimum 10.7 mm (0.421 in.)
Measurement point (Distance from the seat) 45 to 59 mm (1.77 to 2.32 in.)
Connecting rod bolt Diameter Standard 8.86 to 9.00 mm (0.349 to 0.354 in.)
Ring pin Standard protrusion height Ring pin (A), (C) 5.0 to 7.0 mm (0.197 to 0.276 in.)
Ring pin (B) 3.0 to 5.0 mm (0.118 to 0.197 in.)
Straight pin Standard protrusion height Straight pin (A) 11.0 to 13.0 mm (0.433 to 0.512 in.)
Straight pin (B) 4.0 to 6.0 mm (0.157 to 0.236 in.)
No. 2 crankshaft bearing Dimension A - B or B - A 0 to 0.7 mm (0 to 0.0276 in.)
Connecting rod bearing Dimension A - B or B - A 0 to 0.7 mm (0 to 0.0276 in.)