Engine Specifications
GENERAL SPECIFICATIONS
| Year |
cu. ins. |
cc |
Carburetor |
HP at RPM |
Torque (Ft. Lbs. at RPM) |
Compr. Ratio |
Rotor Housing Width |
| in. |
mm |
| 1981 |
70 |
1146 |
4-Bbl. |
..... |
..... |
9.4:1 |
2.756 |
70 |
ROTOR HOUSING, INTERMEDIATE HOUSING & ROTOR
| Engine |
ROTOR HOUSING |
INTERMEDIATE 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 Rotary |
2.756 (70) |
.0024 (.06) |
1.969 (50) |
.0016 (.04) |
..... |
.0047-.0071 (.12-.18) |
..... |
APEX SEAL
| Engine |
Length |
Seal Width |
Height |
Seal-to-Housing |
Seal-to-Rotor |
| Clearance |
Wear Limit |
Groove Clearance |
Wear Limit |
| 1146 cc Rotary |
2.750 (69.8) |
.118 (3.0) |
.335 (8.5) |
.0051-.0075 (.13-.19) |
..... |
.0020-.0035 (.051-.089) |
.006 (.15) |
SIDE SEAL
| Engine |
Thickness In. (mm) |
Width In. (mm) |
Seal-to-Groove |
Side Seal-to-Corner Seal |
| Clearance In. (mm) |
Limit In. (mm) |
Clearance In. (mm) |
Limit In. (mm) |
| 1146 cc Rotary |
.039 (1.0) |
.138 (3.5) |
.0012-.0031 (.03-.08) |
.004 (.10) |
.0020-.0059 (.05-.15) |
.016 (.40) |
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 Rotary |
.433 (11.0) |
.276 (7.0) |
..... |
..... |
.0020-.0059 (.05-.15) |
.016 (.40) |
ECCENTRIC SHAFT MAIN & ROTOR BEARINGS
| Engine |
MAIN BEARINGS |
ROTOR BEARINGS |
| Journal Diameter In. (mm) |
Clearance In. (mm) |
Eccentric Shaft Endplay In. (mm) |
Journal Diameter In. (mm) |
Clearance In. (mm) |
| 1146 cc Rotary |
1.6929 (43) |
.0016-.0031 (.04-.08) |
.0016-.0028 (.04-.07) |
2.9134 (74) |
.0016-.0028 (.04-.07) |
OIL SEAL
| Height In. (mm) |
Seal Lip Contact Width |
| Standard In. (mm) |
Limit In. (mm) |
| .220 (5.6) |
.020 (.5) |
..... |
PORT TIMING
| Engine |
INTAKE |
EXHAUST |
| Open (ATDC) |
Close (ABDC) |
Open (BBDC) |
Close (ATDC) |
| 1146 cc Rotary |
32° |
40° |
75° |
38° |
TIGHTENING SPECIFICATIONS
| Application |
Ft. Lbs. (N.m) |
| Oil Pump Sprocket |
23-34 (32-47) |
| Eccentric Shaft Pulley |
72-87 (98-118) |
| Intake Manifold |
14-19 (19-26) |
| Flywheel Lock Nut |
289-362 (393-492) |
| Water Pump |
13-20 (18-27) |
| Clutch Cover |
13-20 (18-27) |