System Specifications
CYLINDER BLOCKCylinder Bore Diameter 99.50 mm (3.917 in.)
Out of Round (MAX) 0.0076 mm (0003 in.)
Taper (MAX) 0.0127 mm (0.0005 in.)
Lifter Bore Diameter 21.45 - 21.425 mm (0.8444 - 0.8435 in.)
CRANKSHAFT DESCRIPTION
Out of Round (MAX) 0.005 mm (0.0002 in.)
Taper (MAX) 0.003 mm (0.0001 in.)
End Play 0.052 - 0.282 mm (0.002 - 0.011 in.)
End Play (MAX) 0.282 mm (0.011 in.)
Main Bearing Journal Diameter 64.988 - 65.012 mm (2.5585 - 2.5595 in.)
Bearing Clearance 0.023 - 0.051 mm (0.0009 - 0.002 in.)
The maximum allowable taper is 0.008 mm (0.0004 in.) and maximum out of round is 0.005 mm (0.0002 in.)
Main Bearing Cap-Bolts M-12 27 Nm plus 90° Turn
Cross bolts M8 28 Nm
MAIN BEARING SELECTION CHART- 5.7L
CONNECTING RODS
Piston Pin Bore Diameter 23.955 - 23.975 mm (0.9431 - 0.9438 in.)
Side Clearance 0.10 - 0.35 mm (0.003 - 0.0137 in.)
Connecting Rod Journal Diameter 53.992 - 54.008 mm (2.125 - 2.126 in.)
Bearing Clearance 0.020 - 0.060 mm (0.0007 - 0.0023 in.)
PISTONS
Clearance at Top of Skirt Measured at 45.0 mm (1.77 in.) Below Deck 0.0215 - 0.0485 mm (0.0008 - 0.0019 in.)
Land Clearance Diameter
Groove # 1 0.6715 - 0.7105 mm (0.0264 - 0.0279 in.)
Groove # 2 0.5455 - 0.6245 mm (0.0214 - 0.0245 in.)
Weight 413 grams (14.56 oz)
Piston Length 54.70 - 55.30 mm (2.153 - 2.177 in.)
PISTON RINGS
Ring Gap Top Compression Ring 0.23 - 0.38 mm (0.0090 - 0.0149 in.)
Second Compression Ring 0.35 - 0.60 mm (0.0137 - 0.0236 in.)
Oil Control (Steel Rails) 0.15 - 0.66 mm (0.0059 - 0.0259 in.)
Side Clearance Top Compression Ring 0.02 - 0.068 mm (0.0007 - 0.0026 in.)
Second Compression Ring 0.02 - 0.058 mm (0.0007 - 0.0022 in.)
Oil Ring (Steel Ring) 0.019 - 0.229 mm (0.0007 - 0.0091 in.)
Ring Width Top Compression Ring 1.472 - 1.490 mm (0.0579 - 0.0586 in.)
Second Compression Ring 1.472 - 1.490 mm (0.0579- 0.0586 in.)
Oil Ring (Steel Rails) 0.447 - 0.473 mm (0.0175 - 0.0186 in.)
Ring Groove Width
No. 1 1.51 - 1.54 mm (0.0594 - 0.0606 in.)
No. 2 1.51 - 1.53 mm (0.0594 - 0.0602 in.)
No. 3 3.030 - 3.055 mm (0.1192 - 0.1202 in.)
PISTON RING SPECIFICATION CHART
Vibration Damper-Bolt 176 Nm (129 ft. lbs.)