GM Service Manual Online
For 1990-2009 cars only
Table 1: Valve Guide Reaming Table

Application

Specification

Metric

English

General Data

  • Engine Type

4 Cylinder - In-Line

  • Displacement

1598 cm³

97.51 in³

  • Bore Stroke

79.0x81.5 mm

3.1x3.21 in

  • Compression Ratio

9.5:1

  • Firing Order

1-3-4-2

  • Maximum Power - At 6200 RPM

77 kw/103.3 hp

  • Maximum Torque - At 3400 RPM

145 N·m

106.9 lb ft

Cylinder Bore

  • Diameter

79 mm

3.1102 in

  • Out of Round - Maximum

0.0065 mm

0.00025 in

  • Taper - Maximum

0.0065 mm

0.00025 in

Piston

  • Diameter

78.970 mm

3.1090 in

  • Clearance to Bore

0.020-0.040 mm

0.0008-0.0016 in

Piston Rings

  • Ring, End Gap - Top Compression

0.15-0.3 mm

0.006-0.012 in

  • Ring, End Gap - Second Compression

0.3-0.5 mm

0.012-0.019 in

  • Groove Clearance - Top Impression

0.05-0.08 mm

0.0019-0.0031 in

  • Groove Clearance - Second Compression

0.05-0.082 mm

0.002-0.003 in

Piston Pin

  • Diameter

18 mm

0.708 in

  • Pin Off-Set

0.5-0.7 mm

0.019-0.027 in

Camshaft

  • Lift Intake

7.2 mm

0.283 in

  • Lift Exhaust

7.2 mm

0.283 in

  • End Play

0.1-0.25 mm

0.0039-0.0079 in

  • Journal OD - No. 1

29.935-29.95 mm

1.1785-1.1791 in

  • Journal OD - No. 2

26.935-26.95 mm

1.0604-1.0610 in

  • Journal OD - No. 3

26.935-26.95 mm

1.0604-1.0610 in

  • Journal OD - No. 4

26.935-26.95 mm

1.0604-1.0610 in

  • Journal OD - No. 5

26.935-26.95 mm

1.0604-1.0610 in

  • Bearing OD - No. 1

30.01 mm

1.181 in

  • Bearing OD - No. 2

27.01 mm

1.063 in

  • Bearing OD - No. 3

27.01 mm

1.063 in

  • Bearing OD - No. 4

27.01 mm

1.063 in

  • Bearing OD - No. 5

27.01 mm

1.063 in

Crankshaft

  • Main Journal - Diameter - All

54.982-54.994 mm

2.164-2.165 in

  • Taper - Maximum

0.005 mm

0.0001 in

  • Out of Round - Maximum

0.004 mm

0.0001 in

  • Main Bearing Clearance - All

0.026-0.042 mm

0.001-0.00165 in

  • Crankshaft End Play

0.05-0.28 mm

0.002-0.011 in

  • Connecting Rod Journal - Diameter - All

43 mm

1.69 in

  • Taper - Maximum

0.005 mm

0.00019 in

  • Out of Round - Maximum

0.004 mm

0.00015 in

  • Rod Bearing Clearance - All

0.019-0.07 mm

0.0007-0.0027 in

  • Rod Side Clearance

0.07-0.242 mm

0.0027-0.009 in

Valve Stem

  • Valve Lash Compensators

Hydraulic

  • Face Angle - All

45-45, 25 degrees

  • Seat Angle - All

44.5-45 degrees

  • Seat Runout - Maximum, All

0.05 mm

0.0197 in

  • Face Runout - Maximum, All

0.03 mm

0.0012 in

  • Seat Width - Intake

1.17-1.57 mm

0.0461-0.0618 in

  • Seat Width - Exhaust

1.4-1.8 mm

0.055-0.071 in

  • Valve Guide Inside Diameter - All

6-6.02 mm

0.236-0.237 in

  • Valve Stem Diameter - Intake

5.955-5.97 mm

0.234-0.235 in

  • Valve Stem Diameter - Exhaust

5.935-5.95 mm

0.2336-0.2342 in

  • Valve Diameter - All - Intake

28.45-28.69 mm

1.120-1.129 in

  • Valve Diameter - Exhaust

27.10-27.38 mm

1.067-1.078in

  • Valve Spring Loads - Valve Open

554-608 N·m

408-447 lb ft

  • Valve Spring Loads - Valve Closed

247-273 N·m

181-200 lb ft

Lubricating Type

Forced Feed

Oil Filter Type

Cartridge (Full Flow)

Oil Pan Capacity Including Oil Filter

3.75 liter

4 quarts

Oil Pump

  • Gap Between Oil Pump Body and Out Rotor

0.4-0.484 mm

0.0157-0.0191 in

  • Out Rotor Side Clearance

0.045-0.1 mm

0.0018-0.0039 in

  • Inner Rotor Side Clearance

0.035-0.085 mm

0.0014-0.0033 in

  • Relief Valve Spring Free Length

81 mm

3.2 in

Oil Pump Type

Rotary (Trochoid)

Valve Guide Reaming Table

Size

Reamer

Production Code

Service Code

Normal

--

--

K

0.075

KM-805

1

K1

0.150

--

2

K2