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General Specifications

GENERAL SPECIFICATIONS

Item Specification
Bore and stroke 91.5 x 83mm (3.602 x 3.27 in)
Compression ratio 8.9
Displacement 3.3L
Distributor rotation Clockwise
Engine rotation Clockwise
Firing order 1, 2, 3, 4, 5, 6
Number of cylinders 6
Bearings 
No. 1 main bearing width 22.4-22.6 mm (0.882 -0.890 in)
No. 2 and 3 main bearing width 18.9-19.1 mm (0.744 -0.752 in)
Main bearing grade No. 0 thickness (black) 1.817 - 1.821 mm (0.0715-0.0717 in)
Main bearing grade No. 1 thickness (brown) 1.821 -1.825 mm (0.0717-0.0719 in)
Main bearing grade No. 2 thickness (green) 1.825 -1.829 mm (0.0719-0.0720 in)
Main bearing grade No. 3 thickness (yellow) 1.829 -1.833 mm (0.0720-0.0722 in)
Main bearing grade No. 4 thickness (blue) 1.833 -1.837 mm (0.0722-0.0723 in)
0.25 mm (0.0098 in) undersize crankshaft main bearing thickness 1.948 -1.956 mm (0.0767-0.0770 in)
Connecting rod bearing thickness (standard) 1.502 -1.506 mm (0.0591-0.0593 in)
0.08 mm (0.0031 in) undersize crankshaft connecting rod bearing thickness 1.542 -1.546 mm (0.0607-0.0609 in)
0.12 mm (0.0047 in) undersize crankshaft connecting rod bearing thickness 1.562 - 1.566 mm (0.0615-0.0617 in)
0.25 mm (0.0098 in) undersize crankshaft connecting rod bearing thickness 1.627 -1.631 mm (0.0641-0.0642 in)
Main bearing clearance standard 0.028 -0.055 mm (0.0011-0.0022 in)
Main bearing clearance limit 0.090 mm (0.0035 in)
Connecting rod bearing clearance standard 0.014 -0.054 mm (0.0006-0.0021 in)
Connecting rod bearing clearance limit 0.090 mm (0.0035 in)
Camshaft 
Camshaft journal to bearing clearance standard 0.060 -0.105 mm (0.0024-0.0041 in)
Camshaft journal to bearing clearance limit 0.15 mm (0.0059 in)
Inner diameter of camshaft bearing standard(1) 47.000-47.025 mm (1.8504-1.8514 in)
Inner diameter of camshaft bearing standard(2) 42.500-42.525 mm (1.6732-1.6742 in)
Inner diameter of camshaft bearing standard(3) 48.000-48.025 mm (1.8898-1.8907 in)
Outer diameter of camshaft bearing standard(4) 46.920-46.940 mm (1.8472-1.8480 in)
Outer diameter of camshaft bearing standard(5) 42.420-42.440 mm (1.6701-1.6709 in)
Outer diameter of camshaft bearing standard(6) 47.920-47.940 mm (1.8866-1.8874 in)
Camshaft runout standard Less than 0.04 mm (0.0016 in)
Camshaft runout limit 0.1 mm (0.004 in)
Camshaft end play 0.03-0.06 mm (0.0012-0.0024 in)
Camshaft lobe height (intake and exhaust) 38.943-39.133 mm (1.5332-1.5407 in)
Camshaft lobe height wear limit 0.15 mm (0.0059 in)
Connecting Rods 
Bend limit per 100 mm (3.94 in) 0.15 mm (0.0059 in)
Center distance 154.1 -154.2 mm (6.067-6.071 in)
Connecting rod big end inner diameter 53.000-53.013 mm (2.0866-2.0871 in)
Piston pin bushing inner diameter installed in connecting rod 20.982-20.994 mm (0.8261-0.8265 in)
Side clearance limit 0.40 mm (0.0157 in)
Side clearance standard 0.20-0.35 mm (0.0079-0.0138 in)
Torsion limit per 100 mm (3.94 in) 0.30 mm (0.0118 in)
Crankshaft 
Center distance between main journal and connecting rod journal 41.5 mm (1.634 in)
Connecting rod journal diameter 49.955-49.974 mm (1.9667-1.9675 in)
Crankshaft end play standard 0.050 -0.170 mm (0.0020-0.0067 in)
Crankshaft end play limit 0.30 mm (0.0118 in)
Flywheel ring gear runout 1.5 mm (0.06 in)
Main journal diameter (grade No. 0) 62.967-62.975 mm (2.4790-2.4793 in)
Main journal diameter (grade No. 1) 62.959-62.967 mm (2.4787-2.4790 in)
Main journal diameter (grade No. 2) 62.951-62.959 mm (2.4784-2.4787 in)
Out-of-round standard Less than 0.005 mm (0.0002 in)
Runout standard Less than 0.025 mm (0.0010 in)
Runout limit Less than 0.10 mm (0.0039 in)
Tapper standard Less than 0.005 mm (0.0002 in)
Cylinder Block 
Cylinder block surface flatness standard Less than 0.03 mm (0.0012 in)
Cylinder block surface flatness limit 0.10 mm (0.0039 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.1 91.500-91.505 mm (3.6024-3.6026 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.2 91.505-91.510 mm (3.6026-3.6027 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.3 91.510-91.515 mm (3.6027-3.6029 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.4 91.515-91.520 mm (3.6029-3.6031 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.5 91.520-91.525 mm (3.6031-3.6033 in)
Cylinder bore inner diameter standard (for No. 3 and 4 cylinders) grade No.6 91.525-91.530 mm (3.6033-3.6035 in)
Cylinder bore inner diameter standard (except for No. 3 and 4 cylinders) grade No.1 91.500-91.510 mm (3.6024-3.6027 in)
Cylinder bore inner diameter standard (except for No. 3 and 4 cylinders) grade No.2 91.510-91.520 mm (3.6027-3.6031 in)
Cylinder bore inner diameter standard (except for No. 3 and 4 cylinders) grade No.3 91.520-91.530 mm (3.6031-3.6035 in)
Cylinder bore inner diameter wear limit 0.20 mm (0.0079 in)
Cylinder bore out -of-round Less than 0.015 mm (0.0006 in)
Cylinder bore taper Less than 0.015 mm (0.0006 in)
Cylinder block main journal inner diameter grade No. 0 66.645-66.654 mm (2.6238-2.6242 in)
Cylinder block main journal inner diameter grade No. 1 66.654-66.663 mm (2.6242-2.6245 in)
Cylinder block main journal inner diameter grade No. 2 66.663-66.672 mm (2.6245-2.6249 in)
Difference of inner diameter between cylinders standard Less than 0.05 mm (0.0020 in)
Cylinder Head and Valve Train 
Cylinder head surface distortion standard Less than 0.03 mm (0.0012 in)
Cylinder head surface distortion limit 0.1 mm (0.004 in)
Intake valve head diameter 42.0-42.2 mm (1.654-1661 in)
Exhaust valve head diameter 35.0-35.2 mm (1.378 -1.386 in)
Intake valve length 125.3 -125.9 mm (4.933-4.957 in)
Exhaust valve length 124.2 -124.8 mm (4.890-4.913 in)
Intake valve stem diameter 6.965 -6.980 mm (0.2742-0.2748 in)
Exhaust valve stem diameter 7.465 -7.970 mm (0.3136-0.3138 in)
Intake and exhaust valve seat angle 45°
Intake valve margin 1.15-1.45 mm (0.0453-0.0571 in)
Exhaust valve margin 1.35-1.65 mm (0.0531-0.0650 in)
Valve margin limit More than 0.5 mm (0.020 in)
Intake valve seat contact width 1.75 mm (0.0689 in)
Exhaust valve seat contact width 1.7 mm (0.067 in)
Valve stem end surface grinding limit Less than 0.2 mm (0.008 in)
Outer valve spring free height 51.2 mm (2.016 in)
Inner valve spring free height 44.1 mm (1.736 in)
Outer valve spring pressure 523.7 n (117.7 lb) at 30.0 mm (1.181 in)
Inner valve spring pressure 255.0 n (57.3 lb) at 25.0 mm (0.984 in)
Outer valve spring out-of- square 2.2 mm (0.087 in)
Inner valve spring out -of-square 1.9 mm (0.075 in)
Tappet outside diameter 15.947-15.957 mm (0.6278-0.6282 in)
Tappet guide inside diameter 16.000-16.013 mm (0.629-0.6304 in)
Tappet to tappet guide clearance 0.043 -0.066 mm (0.0017-0.0026 in)
Intake valve guide outer diameter standard 11.023-11.034 mm (0.4340-0.4344 in)
Intake valve guide outer diameter limit 11.223-11.234 mm (0.4418-0.4423 in)
Exhaust valve guide outer diameter standard 12.023-12.034 mm (0.4733-0.4738 in)
Exhaust valve guide outer diameter limit 12.223-12.234 mm (0.4812-0.4817 in)
Intake valve guide inner diameter (finished size) 7.000 -7.018 mm (0.2756-0.2763 in)
Exhaust valve guide inner diameter (finished size) 8.000 -8.011 mm (0.3150-0.3154 in)
Cylinder head intake valve guide hole diameter standard 10.975-10.996 mm (0.4321-0.4329 in)
Cylinder head intake valve guide hole diameter limit 11.175-11.196 mm (0.4400-0.4408 in)
Cylinder head exhaust valve guide hole diameter standard 11.975-11.996 mm (0.4715-0.4723 in)
Cylinder head exhaust valve guide hole diameter limit 12.175-12.196 mm (0.4793-0.4802 in)
Interference fit of valve guide (intake and exhaust) 0.027 -0.059 mm (0.0011-0.0023 in)
Intake valve stem to guide clearance standard 0.020 -0.053 mm (0.0008-0.0021 in)
Exhaust valve stem to guide clearance standard 0.030 -0.049 mm (0.0012-0.0019 in)
Valve stem to guide clearance limit (intake and exhaust) 0.10 mm (0.0039 in)
Valve guide height 13.2-13.4 mm (0.520 -0.528 in)
Valve deflection limit 0.20 mm (0.0079 in)
Rocker shaft outer diameter 17.979-18.000 mm (0.7078-0.7087 in)
Rocker shaft inner diameter 18.007-18.028 mm (0.7089-0.7098 in)
Rocker arm to rocker shaft clearance 0.007 -0.049 mm (0.0003-0.0019 in)
Pistons, Piston Rings and Piston Pin 
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 2-1 91.480-91.485 mm (3.6016-3.6018 in)
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 3-2 91.485-91.490 mm (3.6018-3.6020 in)
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 3-3 91.490-91.495 mm (3.6020-3.6022 in)
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 4-4 91.495- 91.500 mm (3.6022 - 3.6024 in)
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 4-5 91.500-91.505 mm (3.6024-3.6026 in)
Piston skirt diameter standard (for no. 3 and 4 cylinders) grade No. 5-6 91.505-91.510 mm (3.6026-3.6027 in)
Piston skirt diameter standard (except for no. 3 and 4 cylinders) grade No. 1 91.465-91.475 mm (3.6010-3.6014 in)
Piston skirt diameter standard (except for no. 3 and 4 cylinders) grade No. 2 91.475-91.485 mm (3.6014-3.6018 in)
Piston skirt diameter standard (except for no. 3 and 4 cylinders) grade No. 3 91.485-91.495 mm (3.6018-3.6022 in)
Piston skirt diameter standard (except for no. 3 and 4 cylinders) 0.25 mm (0.0098 in) oversize 91.715-91.745 mm (3.6108-3.6120 in)
Piston skirt diameter standard (except for no. 3 and 4 cylinders) 0.50 mm (0.0197 in) oversize 91.965-91.995 mm (3.6207-3.6218 in)
Piston pin hole diameter 20.969-20.981 mm (0.8255-0.8260 in)
Piston pin outer diameter 20.971-20.983 mm (0.8256-0.8261 in)
Interference fit of piston pin to piston 0-0.004 mm (0-0.0002 in)
Piston pin to connecting rod bushing clearance 0.005 -0.017 mm (0.0002-0.0007 in)
Piston clearance to cylinder block standard (for No. 3 and 4 cylinders) 0.015 -0.025 mm (0.0006-0.0010 in)
Piston clearance to cylinder block standard (except for No. 3 and 4 cylinders) 0.025-0.045 (0.0010-0.0018 in)
Top piston ring side clearance standard 0.024 -0.076 mm (0.0009-0.0030 in)
Top piston ring side clearance limit 0.11 mm (0.0043 in)
2nd piston ring side clearance standard 0.030 -0.070 mm (0.0012-0.0028 in)
2nd piston ring side clearance limit 0.010 mm (0.004 in)
Oil control ring side clearance standard 0.015 -0.185 mm (0.0006-0.0073 in)
Top piston ring end gap standard 0.21-0.40 mm (0.0083-0.0157 in)
Top piston ring end gap limit 0.54 mm (0.0213 in)
2nd piston ring end gap standard 0.50-0.69 mm (0.0197-0.0272 in)
2nd piston ring end gap limit  
Oil control ring end gap standard 0.20-0.69 mm (0.0079-0.0272 in)
Oil control ring end gap limit 0.95 mm (0.0374 in)
Lubricants and Sealants 
Pipe Sealant with Teflon® XW7Z-19554-AA WSK-M2G350-A2
Silicone Gasket and Sealant F7AZ-19554-EA WSE-M4G323-A4
Super Premium SAE 5W-30 Motor Oil XO-5W30-QSP WSS-M2C153-G
Threadlock 262 E2FZ-19554-B WSK-M2G351-A6
Threadlock and Sealer EOAZ-19554-AA WSK-M2G351-A5
Timing Belt 
Timing belt deflection 14 mm (0.55 in)
(1) For the RH front three camshaft journals and LH middle three camshaft journals.
(2) For the RH and LH rear camshaft journals.
(3) For the LH front camshaft journal.
(4) For the RH front three camshaft journals and LH middle three camshaft journals.
(5) For the RH and LH rear camshaft journals.
(6) For the LH front camshaft journal.