General Specifications
Displacement (CID) 6.8L (415)No. of Cylinders 10
Bore/Stroke 90.215/105.8 mm
Fire order 1-6-5-10-2-7-3-8-4-9Cylinder Block
Cylinder bore diameter - grade 1 90.200-90.210 mm (3.5512-3.5516 inch)
Cylinder bore diameter - grade 2 90.210-90.220 mm (3.5516-3.5520 inch)
Cylinder bore diameter - grade 3 90.220-90.230 mm (3.5520-3.5524 inch)
Cylinder bore maximum taper 0.013 mm (0.0005 inch)
Cylinder bore maximum out-of-round 0.010 mm (0.0004 inch)
Main bearing bore inside diameter 72.400-72.424 mm (2.850-2.851 inch)
Crankshaft
Main bearing journal diameter 67.481-67.505 mm (2.6568-2.6576 inch)
Main bearing journal maximum taper 0.004 mm (0.0002 inch)
Main bearing journal maximum out-of-round between cross sections 0.0075 mm (0.0003 inch)
Main bearing journal-to-cylinder block clearance 0.048-0.024 mm (0.0019-0.0009 inch)
Connecting rod journal diameter 53.003-52.983 mm (2.0867-2.0859 inch)
Connecting rod journal maximum taper 0.004 mm (0.0002 inch)
Connecting rod journal maximum out-of-round 0.0075 mm (0.0003 inch) between cross sections
Crankshaft maximum end play 0.075-0.377 mm (0.0030-0.0148 inch)
Piston and Connecting Rod
Piston diameter - grade 1 (at right angle to pin bore) 90.175-90.165 mm (3.5502-3.5498 inch)
Piston diameter - grade 2 (at right angle to pin bore) 90.185-90.175 mm (3.5506-3.5502 inch)
Piston diameter - grade 3 (at right angle to pin bore) 90.195-90.185 mm (3.5510-3.5506 inch)
Piston-to-cylinder bore clearance (at grade size) 0.005-0.025 mm (0.0002-0.0010 inch)
Piston ring end gap - top 0.15-0.30 mm (0.0059-0.0118 inch)
Piston ring end gap - intermediate 0.25-0.50 mm (0.0098-0.0196 inch)
Piston ring end gap - oil control 0.15-0.65 mm (0.0059-0.0256 inch)
Piston ring groove width - top 1.502-1.505 mm (0.0591-0.0592 inch)
Piston ring groove width - intermediate 1.52-1.54 mm (0.0598-0.0606 inch)
Piston ring groove width - oil control 3.030-3.050 mm (0.1193-0.1201 inch)
Piston ring width 1.49-1.46 mm(0.0587-0.0575 inch)
Piston ring-to-groove clearance - top 0.030-0.050 mm (0.0012-0.0020 inch)
Piston ring-to-groove clearance - intermediate 0.030-0.080 mm (0.0012-0.0031 inch)
Piston pin bore diameter 22.008-22.014 mm(0.8665-0.8667 inch)
Piston pin diameter 22.0005-22.0030 mm(0.8662-0.8663 inch)
Piston pin length 61.8 mm (2.433 inch)
Piston pin-to-piston fit 0.005-0.013 mm (0.0002-0.0005 inch)
Connecting rod-to-pin clearance 0.009-0.0235 mm (0.0004-0.0093 inch)
Connecting rod pin bore diameter 22.012-22.024 mm (0.8666-0.8671 inch)
Connecting rod length (center-to-center) 169.1 mm (6.6575 inch)
Connecting rod maximum allowed bend ± 0.038 mm (0.0015 inch)
Connecting rod maximum allowed twist a ± 0.05 mm (0.0020 inch)
Connecting rod bearing bore diameter (with assembled liners) 53.049-53.027 mm (2.0885-2.0877 inch)
Connecting rod bearing-to-crankshaft clearance 0.066-0.024 mm (0.0025-0.0009 inch)
Connecting rod side clearance 0.475-0.125 mm (0.0187-0.0049 inch)
Balance Shaft System
Balance shaft journal diameter 26.962 - 26.936 mm (1.0615-1.0605 inch)
Clearance - balance shaft journal-to-cylinder head 0.076 - 0.025 mm (0.0030-0.0010 inch)
Gear backlash 0.0076 - 0.1295 mm(0.00030-0.00510 inch)
Balance shaft end play 0.04 - 0.18 mm (0.0016-0.00709 inch)
Rod length (centerline bore-to-bore) 169.1 mm (6.6574 inch)
Alignment
Bore-to-bore maximum twist ± 0.05 mm (± 0.00196 inch)
Bore-to-bore maximum bend ± 0.038 mm (± 0.00149 inch)
Side play (as assembled to crank)
Standard play 0.410 ± 0.26 mm (0.01614 ± 0.01024 inch)
Maximum play 0.670 mm (0.264 inch)
a The pin bore and crank bearing bore must be parallel and in the same vertical plane within the specified total difference when measured at the ends of a 203 mm bar, 105.5 mm on each side of rod centerline.