Engine Specifications
GENERAL SPECIFICATIONS
| Year | Cu. In. | cc | Fuel System | HP@RPM | Torque Ft. Lbs.@RPM | Compr. Ratio | Rotor Housing Width | |
|---|---|---|---|---|---|---|---|---|
| In. | mm | |||||||
| 1982 | 70.0 | 1146 | 4 Bbl. | ..... | ..... | 9.4:1 | 2.7559 | 70 |
ROTOR HOUSING, INTERMEDIATE HOUSING & ROTOR
| Engine | Rotor Housing | Front, Intermediate & Rear Housing | Rotor | |||||
|---|---|---|---|---|---|---|---|---|
| Width In. (mm) | Distortion Limit In. (mm) | Width In. (mm) | Distortion Limit In. (mm) | Inside Diameter In. (mm) | Housing-to-Rotor Clearance In. (mm) | Land Protrusion In. (mm) | ||
| 1146 cc | ||||||||
| Front | 2.7559 (70) | .0016 (.04) | 1.576 (40) | .0016 (.40) | 2.748 (69.8) | (.0047-.0071) (.12-.18) | ..... | |
| Center | 1.969 (50) | .0016 (.40) | ||||||
| Rear | 2.7559 (70) | .0016 (.04) | 2.362 (60) | .0016 (.40) | 2.748 (69.8) | .0047-.0071 (.12-.18) | ||
APEX SEAL
| Engine | Length In. (mm) | Seal Width In. (mm) | Height In. (mm) | Seal-to-Housing | Seal-to-Rotor | ||
|---|---|---|---|---|---|---|---|
| Clearance In. (mm) | Wear Limit In. (mm) | Groove Clearance In. (mm) | Wear Limit In. (mm) | ||||
| 1146cc | 2.748 (69.8) | .1181 (3.0) | .3347 (8.5) | ..... | ..... | .0020-.0035 (.05-.09) | .0059 (.15) |
SIDE SEAL
| Engine | Thickness In. (mm) | Width In. (mm) | Seal-to-Groove | Side Seal-to-Comer Seal | ||
|---|---|---|---|---|---|---|
| Clearance In. (mm) | Limit In. (mm) | Clearance In. (mm) | Limit In. (mm) | |||
| 1146 cc | .0394 (1.0) | .1378 (3.5) | .0012-.0031 (.03-.08) | .0039 (.10) | .0020-.0059 (.05-.15) | .0157 (.40) |
ECCENTRIC SHAFT MAIN & ROTOR BEARINGS
| Engine | Main Bearings | Rotor Bearings | |||
|---|---|---|---|---|---|
| Journal Diameter In. (mm) | Clearance In. (mm) | Eccentric Shaft End Play In. (mm) | Journal Diameter In. (mm) | Clearance In. (mm) | |
| 1146 cc | 1.6929 (43) | .0016-.0031 (.04-.08) | .0016-.0028 (.04-.07) | 2.9134 (74) | .0016.0031 (.04-.08) |
CORNER SEAL
| Engine | Diameter In. (mm) | Height In. (mm) | Seal-to-Groove | Side Seal-to-Corner Seal | ||
|---|---|---|---|---|---|---|
| Clearance In. (mm) | Limit In. (mm) | Clearance In. (mm) | Limit In. (mm) | |||
| 1146 cc | .4331 (11.0) | .2756 (7.0) | ..... | ..... | .0020-.0059 (.05-.15) | .0157 (.40) |
OIL SEAL
| Engine | Height In. (mm) | Seal Lip Contact Width | |
|---|---|---|---|
| Standard In. (mm) | Limit In. (mm) | ||
| 1146 cc | .2205 (5.6) |
Less than.02 Less than (.5) |
..... |
PORT TIMING
| Engine | Intake | Exhaust | ||
|---|---|---|---|---|
| Open (ATDC) | Close (ABDC) | Open (BBDC) | Close (ATDC) | |
| 1146 cc | 32° | 40° | 75° | 38° |