Engine Mechanical (Service Specifications): Other

SERVICE DATA

Ignition timing	Terminals TC and CG of DLC3 connected			8 to 12° BTDC at idle (Transmission in neutral)
Ignition timing	Terminals TC and CG of DLC3 disconnected			9.5 to 24.5° BTDC at idle (Transmission in neutral)
Idle speed				600 to 700 rpm (Transmission in neutral)
Compression	Standard			1.3 MPa (13 kgf/cm 2 , 189 psi) or more
	Minimum			0.98 MPa (10 kgf/cm 2 , 142 psi)
	Difference			0.1 MPa (1.0 kgf/cm 2 , 15 psi) or less
Intake manifold	Cylinder head side		Maximum	0.1 mm (0.00394 in.)
Intake manifold	Surge tank side		Maximum	0.1 mm (0.00394 in.)
Exhaust manifold	LH		Maximum	0.7 mm (0.0276 in.)
Exhaust manifold	RH		Maximum	0.7 mm (0.0276 in.)
Cylinder head set bolt	Outside diameter (Measuring point: 103 mm (4.06 in.))		Standard	10.85 to 11.00 mm (0.4272 to 0.4330 in.)
Cylinder head set bolt	Outside diameter (Measuring point: 103 mm (4.06 in.))		Minimum	10.70 mm (0.4212 in.)
Chain	Elongation		Maximum	136.9 mm (5.389 in.)
No. 2 chain	Elongation		Maximum	137.6 mm (5.417 in.)
Crankshaft timing gear	Diameter (with chain)		Minimum	61.4 mm (2.418 in.)
Idle sprocket	Diameter (with chain)		Minimum	61.4 mm (2.418 in.)
Idle gear shaft	Idle gear shaft diameter			22.987 to 23.000 mm (0.9050 to 0.9055 in.)
	Idle gear inside diameter			23.020 to 23.030 mm (0.9063 to 0.9067 in.)
	Oil clearance		Standard	0.020 to 0.043 mm (0.000787 to 0.00169 in.)
	Oil clearance		Maximum	0.093 mm (0.00366 in.)
No. 2 chain tensioner assembly	Worn depth		Maximum	0.9 mm (0.0354 in.)
No. 3 chain tensioner assembly	Worn depth		Maximum	0.9 mm (0.0354 in.)
Chain tensioner slipper	Worn depth		Maximum	1.0 mm (0.0394 in.)
No. 1 chain vibration damper	Worn depth		Maximum	1.0 mm (0.0394 in.)
No. 2 chain vibration damper	Worn depth		Maximum	1.0 mm (0.0394 in.)
Cylinder head sub-assembly	Warpage	Cylinder head lower	Standard	0.05 mm (0.00197 in.)
		Cylinder head lower	Maximum	0.10 mm (0.00394 in.)
		Intake	Standard	0.08 mm (0.00315 in.)
		Intake	Maximum	0.10 mm (0.00394 in.)
		Exhaust	Standard	0.08 mm (0.00315 in.)
		Exhaust	Maximum	0.10 mm (0.00394 in.)
Intake valve	Valve stem diameter			5.470 to 5.485 mm (0.2154 to 0.2159 in.)
	Margin thickness		Standard	1.0 mm (0.0394 in.)
	Margin thickness		Minimum	0.5 mm (0.0197 in.)
	Overall length		Standard	105.85 mm (4.1673 in.)
	Overall length		Minimum	105.35 mm (4.1476 in.)
Exhaust valve	Valve stem diameter			5.465 to 5.480 mm (0.2152 to 0.2157 in.)
	Margin thickness		Standard	1.0 mm (0.0394 in.)
	Margin thickness		Minimum	0.5 mm (0.0197 in.)
	Overall length		Standard	110.40 mm (4.3464 in.)
	Overall length		Minimum	109.90 mm (4.3268 in.)
Inner compression spring	Free length			45.91 mm (1.8075 in.)
	Deviation		Maximum	1.0 mm (0.0394 in.)
	Angle (reference)		Maximum	2°
Intake valve guide bush	Inside diameter			5.510 to 5.530 mm (0.2169 to 0.2177 in.)
	Oil clearance		Standard	0.025 to 0.060 mm (0.000984 to 0.00236 in.)
	Oil clearance		Maximum	0.08 mm (0.00315 in.)
	Bush bore diameter		Use STD	10.333 to 10.344 mm (0.4068 to 0.4072 in.)
	Bush bore diameter		Use O/S 0.05	10.383 to 10.394 mm (0.4088 to 0.4092 in.)
	Protrusion height			9.30 to 9.70 mm (0.3661 to 0.3819 in.)
Exhaust valve guide bush	Inside diameter			5.510 to 5.530 mm (0.2169 to 0.2177 in.)
	Oil clearance		Standard	0.030 to 0.065 mm (0.00118 to 0.00256 in.)
	Oil clearance		Maximum	0.10 mm (0.00394 in.)
	Bush bore diameter		Use STD	10.333 to 10.344 mm (0.4068 to 0.4072 in.)
	Bush bore diameter		Use O/S 0.05	10.383 to 10.394 mm (0.4088 to 0.4092 in.)
	Protrusion height			9.30 to 9.70 mm (0.3661 to 0.3819 in.)
No. 1 camshaft	Journal diameter		No. 1 journal	35.946 to 35.960 mm (1.4152 to 1.4157 in.)
	Journal diameter		Other journals	25.959 to 25.975 mm (1.0221 to 1.0226 in.)
	Circuit runout		Maximum	0.04 mm (0.00157 in.)
	Cam lobe height		Standard	44.316 to 44.416 mm (1.7448 to 1.7486 in.)
	Cam lobe height		Minimum	44.166 mm (1.7388 in.)
	Oil clearance	No. 1 journal	Standard	0.032 to 0.071 mm (0.00126 to 0.00280 in.)
		No. 1 journal	Maximum	0.10 mm (0.00394 in.)
		Other journals	Standard	0.025 to 0.062 mm (0.000984 to 0.00244 in.)
		Other journals	Maximum	0.09 mm (0.00354 in.)
	Thrust clearance		Standard	0.08 to 0.13 mm (0.00315 to 0.00512 in.)
	Thrust clearance		Maximum	0.15 mm (0.00591 in.)
No. 2 camshaft	Journal diameter		No. 1 journal	35.946 to 35.960 mm (1.4152 to 1.4157 in.)
	Journal diameter		Other journals	25.959 to 25.975 mm (1.0221 to 1.0226 in.)
	Circuit runout		Maximum	0.04 mm (0.00157 in.)
	Cam lobe height		Standard	44.262 to 44.362 mm (1.7426 to 1.7465 in.)
	Cam lobe height		Minimum	44.112 mm (1.7366 in.)
	Oil clearance	No. 1 journal	Standard	0.032 to 0.071 mm (0.00126 to 0.00280 in.)
		No. 1 journal	Maximum	0.10 mm (0.00394 in.)
		Other journals	Standard	0.025 to 0.062 mm (0.000984 to 0.00244 in.)
		Other journals	Maximum	0.09 mm (0.00354 in.)
	Thrust clearance		Standard	0.08 to 0.13 mm (0.00315 to 0.00512 in.)
	Thrust clearance		Maximum	0.15 mm (0.00591 in.)
No. 3 camshaft	Journal diameter		No. 1 journal	35.946 to 35.960 mm (1.4152 to 1.4157 in.)
	Journal diameter		Other journals	25.959 to 25.975 mm (1.0221 to 1.0226 in.)
	Circuit runout		Maximum	0.04 mm (0.00157 in.)
	Cam lobe height		Standard	44.316 to 44.416 mm (1.7448 to 1.7486 in.)
	Cam lobe height		Minimum	44.166 mm (1.7388 in.)
	Oil clearance	No. 1 journal	Standard	0.032 to 0.071 mm (0.00126 to 0.00280 in.)
		No. 1 journal	Maximum	0.10 mm (0.00394 in.)
		Other journals	Standard	0.025 to 0.062 mm (0.000984 to 0.00244 in.)
		Other journals	Maximum	0.09 mm (0.00354 in.)
	Thrust clearance		Standard	0.08 to 0.13 mm (0.00315 to 0.00512 in.)
	Thrust clearance		Maximum	0.15 mm (0.00591 in.)
No. 4 camshaft	Journal diameter		No. 1 journal	35.946 to 35.960 mm (1.4152 to 1.4157 in.)
	Journal diameter		Other journals	25.959 to 25.975 mm (1.0221 to 1.0226 in.)
	Circuit runout		Maximum	0.04 mm (0.00157 in.)
	Cam lobe height		Standard	44.262 to 44.362 mm (1.7426 to 1.7465 in.)
	Cam lobe height		Minimum	44.112 mm (1.7366 in.)
	Oil clearance	No. 1 journal	Standard	0.032 to 0.071 mm (0.00126 to 0.00280 in.)
		No. 1 journal	Maximum	0.10 mm (0.00394 in.)
		Other journals	Standard	0.025 to 0.062 mm (0.000984 to 0.00244 in.)
		Other journals	Maximum	0.09 mm (0.00354 in.)
	Thrust clearance		Standard	0.08 to 0.13 mm (0.00315 to 0.00512 in.)
	Thrust clearance		Maximum	0.15 mm (0.00591 in.)
Ring pin for cylinder head sub-assembly	Protrusion height			2.5 to 3.5 mm (0.0984 to 0.138 in.)
Straight pin for cylinder head sub-assembly	Protrusion height			17.5 to 19.5 mm (0.689 to 0.768 in.)
Connecting rod thrust clearance			Standard	0.15 to 0.40 mm (0.00591 to 0.0157 in.)
Connecting rod thrust clearance			Maximum	0.50 mm (0.0197 in.)
Connecting rod oil clearance			Standard	0.045 to 0.067 mm (0.00177 to 0.00264 in.)
Connecting rod oil clearance			Maximum	0.070 mm (0.00276 in.)
Crankshaft thrust clearance			Standard	0.04 to 0.24 mm (0.00157 to 0.00945 in.)
			Maximum	0.30 mm (0.0118 in.)
			Thrust washer thickness	2.43 to 2.48 mm (0.0957 to 0.0976 in.)
Cylinder block warpage			Maximum	0.07 mm (0.00276 in.)
Cylinder bore diameter			Standard	94.000 to 94.012 mm (3.7008 to 3.7013 in.)
Cylinder bore diameter			Maximum	94.13 mm (3.7059 in.)
Piston diameter			Distance	8.9 mm (0.3504 in.)
			Standard	93.960 to 93.980 mm (3.6992 to 3.7000 in.)
			Maximum	93.830 mm (3.6941 in.)
Oil clearance			Standard	0.020 to 0.052 mm (0.000787 to 0.00205 in.)
Oil clearance			Maximum	0.060 mm (0.00236 in.)
Connecting rod out-of alignment			Maximum	0.05 mm (0.00197 in.) per 100 mm (3.94 in.)
Connecting rod twist			Maximum	0.15 mm (0.00591 in.) per 100 mm (3.94 in.)
Piston pin hole inside diameter				22.001 to 22.010 mm (0.8662 to 0.8665 in.)
Piston pin diameter				21.997 to 22.006 mm (0.8660 to 0.8664 in.)
Oil clearance			Standard	0.001 to 0.007 mm (0.0000394 to 0.000276 in.)
Oil clearance			Maximum	0.015 mm (0.000591 in.)
Connecting rod bushing inside diameter				22.005 to 22.014 mm (0.86634 to 0.86669 in.)
Oil clearance			Standard	0.005 to 0.011 mm (0.000197 to 0.000433 in.)
Oil clearance			Maximum	0.030 mm (0.00118 in.)
Piston ring groove clearance			No. 1	0.020 to 0.070 mm (0.000787 to 0.00276 in.)
			No. 2	0.020 to 0.060 mm (0.000787 to 0.00236 in.)
			Oil	0.070 to 0.150 mm (0.00276 to 0.00591 in.)
Piston ring end gap		No. 1	Standard	0.22 to 0.32 mm (0.00866 to 0.0126 in.)
		No. 1	Maximum	0.50 mm (0.0197 in.)
		No. 2	Standard	0.35 to 0.45 mm (0.0138 to 0.0177 in.)
		No. 2	Maximum	0.85 mm (0.0335 in.)
		Oil (Side rail)	Standard	0.10 to 0.40 mm (0.00394 to 0.0157 in.)
		Oil (Side rail)	Maximum	0.60 mm (0.0236 in.)
Connecting rod bolt diameter			Standard	7.2 to 7.3 mm (0.283 to 0.287 in.)
Connecting rod bolt diameter			Minimum	7.0 mm (0.276 in.)
Crankshaft bearing cap set bolt	Diameter (Measuring point: 40 mm (1.57 in.))		Standard	10.8 to 11.0 mm (0.4252 to 0.4331 in.)
Crankshaft bearing cap set bolt	Diameter (Measuring point: 40 mm (1.57 in.))		Maximum	10.7 mm (0.4213 in.)
Crankshaft circle runout			Maximum	0.06 mm (0.00236 in.)
Main journal diameter				60.988 to 61.000 mm (2.4011 to 2.4016 in.)
Main journal taper and out-of-round			Maximum	0.02 mm (0.000787 in.)
Crank pin diameter				52.992 to 53.000 mm (2.0863 to 2.0866 in.)
Crank pin taper and out-of-round			Maximum	0.02 mm (0.000787 in.)
Crankshaft oil clearance			Standard	0.026 to 0.047 mm (0.00102 to 0.00185 in.)
Crankshaft oil clearance			Maximum	0.050 mm (0.00197 in.)
Straight pin for cylinder block sub-assembly	Protrusion height		Pin A	23 mm (0.906 in.)
			Pin B	6.0 mm (0.236 in.)
			Pin C	11 mm (0.433 in.)
			Pin D	9.0 mm (0.354 in.)

Engine Mechanical (Service Specifications): Other Lexus RX III

SERVICE DATA

More articles — Engine Mechanical (Service Specifications)

Login / Signup

Enter the code

You have successfully logged in!