Engine Specifications
NOTE:
Limited information is available from manufacturer.
GENERAL SPECIFICATIONS
| Application |
Specification |
| Displacement |
244 Cu. In. (4.0L) |
| Bore |
3.39 In. (86 mm) |
| Stroke |
3.39 In. (86 mm) |
| Compression Ratio |
10.75:1 |
| Horsepower @ RPM |
281 @ 6100 |
| Torque Ft. Lbs. @ RPM |
287 @ 4300 |
CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS
| Application |
In. (mm) |
| Crankshaft |
| End Play |
|
| Runout |
|
| Main Bearings |
| Journal Diameter |
2.4402-2.4409 (61.980-62.000) |
| Journal Out-Of-Round |
|
| Journal Taper |
|
| Oil Clearance |
|
| Connecting Rod Bearings |
| Journal Diameter |
| Code "A" |
2.2045-2.2047 (55.994-56.000) |
| Code "B" |
22.046-22.045 (55.988-55.994) |
| Code "C" |
2.2040-2.2046 (55.982-55.998) |
| Journal Out-Of-Round |
|
| Journal Taper |
|
| Oil Clearance |
.0014-.0025 (0.035-0.063) |
CONNECTING RODS
| Application |
In. (mm) |
| Bore Diameter |
| Pin Bore |
|
| Crankpin Bore |
|
| Center-To-Center Length |
|
| Maximum Bend |
|
| Maximum Twist |
|
| Side Play |
|
PISTONS, PINS & RINGS
| Application |
In. (mm) |
| Pistons |
| Clearance |
|
| Diameter |
|
| Pins |
| Diameter |
|
| Piston Fit |
|
| Rod Fit |
|
| Rings |
| No. 1 |
| End Gap |
|
| Side Clearance |
|
| No. 2 |
| End Gap |
|
| Side Clearance |
|
| No. 3 (Oil) |
| End Gap |
|
| Side Clearance |
|
CYLINDER BLOCK
| Application |
In. (mm) |
| Cylinder Bore |
| Standard Diameter |
3.39 (86.0) |
| Maximum Taper |
|
| Maximum Out-Of-Round |
|
| Minimum Deck Height |
|
| Maximum Deck Warpage |
|
VALVES & VALVE SPRINGS
| Application |
In. (mm) |
| Intake Valves |
| Face Angle |
45.25 Degrees |
| Head Diameter |
1.378-1.370 (35.00-34.80) |
| Minimum Margin |
|
| Minimum Refinish Length |
|
| Stem Diameter |
0.196 (4.9705) |
| Valve Tip Maximum Refinish |
|
| Exhaust Valves |
| Face Angle |
45.00 Degrees |
| Head Diameter |
1.217-1.216 (30.91-30.89) |
| Minimum Margin |
|
| Minimum Refinish Length |
|
| Stem Diameter |
0.195 (4.9625) |
| Valve Tip Maximum Refinish |
|
| Valve Springs |
| Free Length |
1.71 (43.5) |
| Installed Height |
1.31 (33.2) |
| Out-Of-Square |
|
| Lbs. @ In. (kg @ mm) |
| Pressure |
| Valve Closed |
|
| Valve Open |
|
CYLINDER HEAD
| Application |
In. (mm) |
| Cylinder Head Height |
|
| Maximum Warpage |
|
| Valve Seats |
| Intake Valve |
| Seat Angle |
|
| Seat Width |
|
| Maximum Seat Runout |
|
| Seat Bore Diameter |
|
| Exhaust Valve |
| Seat Angle |
|
| Seat Width |
|
| Maximum Seat Runout |
|
| Seat Bore Diameter |
|
| Valve Guides |
| Intake Valve |
| Valve Guide I.D. |
0.171 (4.350) |
| Valve Stem-To-Guide Oil Clearance |
0.0023-0.0008 (0.058-0.022) |
| Exhaust Valve |
| Valve Guide I.D. |
0.171 (4.350) |
| Valve Stem-To-Guide Oil Clearance |
0.0026-0.0012 (0.065-0.030) |
CAMSHAFT
| Application |
In. (mm) |
| Bore Diameter |
|
| End Play |
0.007 (.175) |
| Journal Runout |
0.003 (0.07) |
| Journal Out-Of-Round |
0.0001" (0.005) |
| Lobe Height |
|
| Lobe Lift |
| Exhaust |
0.331 (8.40) |
| Intake |
0.331 (8.40) |
| Maximum Lobe Height Loss |
0.001 (0.025) |
| Oil Clearance |
0.0030-0.0014 (0.025-0.035) |