Page 314
SPECIFICATIONS
Bearing ID (in place)
2.9993–3.0013 in.
76.1822–76.2330 mm
Twist (within 12 in./30.48 cm)
0.010 in.
0.254 mm
Bend (within 12 in./30.48 cm)
0.004 in.
0.1016 mm
CRANKSHAFT
End Play
0.004–0.013 in.
0.102–0.330 mm
Crankpin Journal OD
3.248–3.247 in.
82.4992–82.4738 mm
Main Journal OD
4.4974–4.4964 in.
114.2340–114.2086 mm
Journal Out-of-Round or Taper (maximum diameter)
0.00035 in.
0.00889 mm
Max. Runout at No. 4 Journal (shaft supported on No. 1
and No. 7)
0.005 in.
0.127 mm
Front Oil Seal Installation Depth
Production
0.125 in.
3.175 mm
Service Replacement
0.219 in.
5.563 mm
Main Journal to Bearing Clearance
0.0022–0.0056 in.
0.056–142 mm
Front and Rear Oil Seals Square to Crankshaft (Must Be
Held Relative to Main Bearing Bores)
0.010 in.
0.254 mm
Rear Oil Seal Installation Depth
Production
0.344 in.
8.738 mm
Service Replacement
0.250 in.
6.350 mm
CYLINDER BLOCK
Deck Flatness
0.002 in.
0.0508 mm
Dowel Pin Holes (flywheel housing to block mounting)
0.6237–0.6247 in.
15.8420–15.8674 mm
Cylinder Bore in Block (upper)
5.501–5.500 in.
139.725–139.970 mm
Cylinder Bore in Block (lower)
5.1266–5.1250 in.
130.2156–130.1750 mm
Cylinder Bore Out-of-Round or Taper (on diameter)
(During manufacturing the cylinder bores are honed with a
torque-plate [simulated cylinder head] installed).
0.004 in. max., without torque
plate installed
0.1016 mm
Sleeve OD (at upper pilot diameter)
5.5040–5.5030 in.
139.8016–139.7762 mm
Sleeve Bead for Fire Ring (protrusion above sleeve
channel)
0.0067–0.010 in.
0.1702–0.2540 mm
Sleeve in Bore (upper press-fit)
0.004–0.002 in.
0.1016–0.0508 mm
Sleeve in Bore (lower loose fit)
0.0029–0.0003 in.
0.0737–0.0076 mm
Main Bearing Bore in Block
4.818–4.817 in.
122.3772–122.3518 mm
Main Bearing-to-Crankshaft Journal Clearance
0.0022–0.0056 in.
0.0559–0.1422 mm
Main Bearing ID (in place)
4.502–4.4996 in.
104.3508–114.2898 mm
Note: Extension of the cylinder sleeve above the cylinder block deck can vary under the same head, as long as all are within
the 0.023–0.029 inch (0.584–0.737 mm) specification.
Cyl. Sleeve Flange Channel to Block Deck (Do Not
Measure from Top of Bead)
0.023–0.029 in.
0.584–0.737 mm
Cyl. Sleeve ID (Installed, See “NOTE 8 — CYLINDER
SLEEVE ID” on page 328.)
4.8755–4.877 in.
123.838–123.876 mm
EUP Tappet Bore
1.7320–1.7336 in.
43.993–44.033 mm
EUP Tappet OD
1.7299–1.7307 in.
43.939–43.960 mm
EUP Tappet-to-Bore Clearance
0.0013–0.0037 in.
0.033–0.094 mm
Tolerances Are Shown Low to High
Standard Size or Fit
Component
English
Metric
5_106_00.bk Page 314 Friday, August 4, 2000 11:17 AM
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