DESCRIPTION SPECIFICATION
Taper (Max.) 0.015 mm
(0.0006 in.)
End Play 0.0475–0.2725 mm
(0.0019–0.0108 in.)
End Play (Max.) 0.43 mm
(0.017 in.)
Connecting Rod Journals
Diameter 53.51–53.49 mm
(2.1067–2.106 in.)
Bearing Clearance 0.024–0.064 mm
(0.001–0.0026 in.)
Out of Round (Max.) 0.015 mm
(0.0006 in.)
Taper (Max.) 0.015 mm
(0.0006 in.)
Camshaft
Bore Diameter 24.050–24.071 mm
(0.9469–0.09476 in.)
Bearing Journal Diameter 24.000–23.981
(0.9449–0.9441 in.)
Bearing Clearance 0.05–0.09 mm
(0.0020–0.0035 in.)
Bearing Clearance (Max.) 0.13 mm
(0.0051 in.)
End Play 0.13 mm
(0.0051–0.0110 in.)
Valve Timing—Intake Valve
Opens (ATDC) 2°
Closes (ABDC) 44°
Duration 222°
Valve Timing—Exhaust Valve
Opens (BBDC) 36°
Closes (ATDC) 4°
Duration 220°
Valve Overlap 2°
Cylinder Head
Gasket Thickness
(Compressed)
1.50 mm ±0.05
(0.0591 in. ±0.002 in.)
Valve Seat Angle 45°–45.5°
Valve Seat Runout (Max.) 0.05 mm
(0.002 in.)
DESCRIPTION SPECIFICATION
Intake Valve Seat Width 1.00–1.5 mm
(0.0394–0.0591 in.)
Exhaust Valve Seat
Width
1.25–1.75 mm
(0.0492–0.0689 in.)
Guide Bore Diameter
(Std.)
5.975–6.00 mm
(0.2353–0.2363 in.)
Valve Guide Height*—
Intake & Exhaust
13.25–13.75 mm
(0.5217–0.5414 in.)
*Measured from cylinder head surface to top of guide
Valves
Face Angle 44.5°–45.5°
Head Diameter—Intake 33.67–33.93
(1.3256–1.3358 in.)
Head Diameter—Exhaust 27.67–27.93 mm
(1.0894–1.1000 in.)
Length—Intake (Overall) 107.89–108.39 mm
(4.2476–4.2673 in.)
Length—Exhaust
(Overall)
105.88–106.38 mm
(4.1685–4.1882 in.)
Stem Diameter—Intake 5.934–5.952 mm
(0.2337–0.2344 in.)
Stem Diameter—Exhaust 5.906–5.924 mm
(0.2326–0.2333 in.)
Stem-to-Guide
Clearance—Intake (New)
0.023–0.066 mm
(0.0009–0.0026 in.)
Stem-to-Guide
Clearance—Exhaust
(New)
0.051–0.094 mm
(0.002–0.0037 in.)
Stem-to-Guide
Clearance—Intake (Max.,
Rocking Method)
0.29 mm
(0.0114 in.)
Stem-to-Guide
Clearance—Exhaust
(Max., Rocking Method)
0.370 mm
(0.0146 in.)
Valve Lift—Intake (Zero
Lash)
9.0 mm
(0.3543 in.)
Valve Lift—Exhaust (Zero
Lash)
8.0 mm
(0.3150 in.)
Valve Stem Tip
Height—Intake
47.120 ±0.467 mm
(1.8551 ±0.00184 in.)
Valve Stem Tip
Height—Exhaust
48.672 ±0.467 mm
(1.9162 ±0.00184 in.)
9 - 18 ENGINE 2.7L LH
ENGINE 2.7L (Continued)