Engine Specifications
WARNING: This page is about a different car, the 2001 Saturn LW300, 2001 Saturn L300, 2000 Saturn LW2, and 2000 Saturn LS2. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL ENGINE SPECIFICATIONS
| Application |
Specification |
| Displacement |
181 Cu. In. (3.0L) |
| Bore |
3.3858" (86 mm) |
| Stroke |
3.3464" (85 mm) |
| Compression Ratio |
10.0:1 |
| Fuel System |
SFI |
CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS
| Application |
In. (mm) |
| Crankshaft |
| End Play |
.0004-.030 (.010-.76) |
| Main Journal Diameter |
| Green |
2.6763-2.6766 (67.980-67.988) |
| Brown |
2.6766-2.6770 (67.988-67.996) |
| Journal Out-Of-Round |
.0012 (.003) |
| Oil Clearance |
.0006-.00117 (.014-.043) |
| Connecting Rod |
| Journal Diameter |
1.927-1.928 (48.971-48.987) |
| Journal Out-Of-Round |
|
| Journal Taper |
|
| Oil Clearance |
|
CONNECTING RODS
| Application |
In. (mm) |
| Big End Bore Diameter |
2.0472-2.0477 (52.000-52.012) |
| Side Clearance |
.0028-.0110 (.07-.28) |
| Bearing Clearance |
.0005-.0024 (.013-.061) |
| Maximum Bend |
|
| Maximum Twist |
|
PISTONS, PINS & RINGS
| Application |
In. (mm) |
| Piston Bore Clearance |
.0010-.0018 (.025-.045) |
| Select Piston Diameter |
| 8 |
3.3834-3.3838 (85.940-85.950) |
| 99 |
3.3838-3.3842 (85.950-85.960) |
| 00 |
3.3842-3.3846 (85.960-85.970) |
| 01 |
3.3846-3.3850 (85.970-85.980) |
| 02 |
3.3850-3.3854 (85.980-85.990) |
| 7+0.5 (Oversize) |
3.4027-3.4031 (86.430-86.440) |
| Pin Diameter |
.8268 (21.0) |
| Piston Pin Clearance |
.0001-.0003 (.003-.008) |
| Piston Rings |
| Compression Rings |
| Thickness |
.0590 (1.5) |
| Side Clearance |
.0008-.0015 (.02-.04) |
| End Gap |
.0118-.0196 (.30-.50) |
| Oil Ring |
| Thickness |
.1181 (3.0) |
| Side Clearance |
.0004-.0012 (.01-.03) |
| End Gap |
.0157-.0551 (.40-1.40) |
CYLINDER BLOCK
| Application |
In. (mm) |
| Cylinder Bore |
| Select Bore Diameter |
| 8 |
3.3848-3.3852 (85.975-85.985) |
| 99 |
3.3852-3.3856 (85.985-85.995) |
| 00 |
3.3856-3.3860 (85.995-86.005) |
| 01 |
3.3860-3.3864 (86.005-86.015) |
| 02 |
3.3864-3.3868 (86.015-86.025) |
| 7+0.5 (Oversize) |
3.4041-3.4045 (86.465-86.475) |
| Maximum Out-Of-Round |
.0026 (.065) |
| Taper |
.0003 (.0065) |
CYLINDER HEAD, VALVES & VALVE SPRINGS
| Application |
Specification |
| Cylinder Head Height (Minimum) |
5.27" (134 mm) |
| Maximum Warpage |
.002" (.05 mm) |
| Valve Face Angle |
45° |
| Valve Seats |
| Seat Angle |
45° |
| Seat Width |
| Intake |
.0394-.0551" (1.00-1.40 mm) |
| Exhaust |
.0551-.0709" (1.40-1.80 mm) |
| Valve Guide Diameter |
| Standard |
.2362-.2367" (6.000-6.012 mm) |
| Oversize |
.2392-.2398" (6.075-6.090 mm) |
| Valve Length |
| Standard |
| Intake |
4.016" (102 mm) |
| Exhaust |
3.622" (92 mm) |
| Minimum |
| Intake |
4.004" (101.7 mm) |
| Exhaust |
3.6141" (91.8 mm) |
| Valve Stem Diameter |
| Standard |
| Intake |
.2344-.2350" (5.955-5.970 mm) |
| Exhaust |
.2341-.2346" (5.945-5.960 mm) |
| Oversize |
| Intake |
.2374" (6.030 mm) |
| Exhaust |
.2370" (6.020 mm) |
| Valve Stem Clearance |
| Intake |
.0012-.0022" (.030-.057 mm) |
| Exhaust |
.0016-.0026" (.040-.067 mm) |
| Valve Spring Installed Height |
1.543" (39.2 mm) |
| Valve Spring Compressed Height |
1.338" (34mm) @ 56.6 Lbs. (25.7 kg) |
CAMSHAFT
| Application |
In. (mm) |
| Bore Diameter |
|
| End Play |
.0016-.0057 (.04-.144) |
| Journal Diameter |
1.099-1.101 (27.939-27.960) |
| Journal Runout |
.0023 (.06) |
| Bearing Clearance |
.0015-.0020 (.038-.051) |
| Lobe Lift |
.3937 (10.0) |
| Lobe Height |
|