Engine Specifications
GENERAL SPECIFICATIONS
| Year | Displ. | Carburetor | HP at RPM | Torque (Ft. Lbs. at RPM) | Compr. Ratio | Bore | Stroke | |||
|---|---|---|---|---|---|---|---|---|---|---|
| cu. ins. | cc | in. | mm | in. | mm | |||||
| 1977 | 110.8 | 1816 | 1x2-Bbl. | 80 @4800 | 95 @3000 | 8.5:1 | 3.31 | 84 | 3.23 | 82 |
VALVES
| Engine & Valve | Head Diam. In. (mm) | Face Angle | Seat Angle | Seat Width In. (mm) | Stem Diameter In. (mm) | Stem Clearance In. (mm) | Valve Lift In. (mm) | |
|---|---|---|---|---|---|---|---|---|
| 1816 cc | ||||||||
| Int. | 1.67 (42.4) | 45° | 45° | .047-.063 (1.19-1.60) | ..... | .0009-.0022 (.023-.056) | ..... | |
| Exh. | 1.34 (34.0) | 45° | 45° | .047-.063 (1.19-1.60) | ..... | .0015-.0031 (.038-.079) | ..... | |
PISTONS, PINS, RINGS
| Engine | PISTONS | PINS | RINGS | |||||
|---|---|---|---|---|---|---|---|---|
| Clearance In. (mm) | Piston Fit In. (mm) | Rod Fit In. (mm) | Rings | End Gap In. (mm) | Side Clearance In. (mm) | |||
| 1816 cc | .0018-.0026 (.046-.066) | (1) | .0024 (.061) | 1 2 Oil |
.008-.016 (.20-.41) .008-.016 (.20-.41) .008-.035 (.20-.89) |
..... ..... ..... |
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CRANKSHAFT MAIN & CONNECTING ROD BEARINGS
| Engine | MAIN BEARINGS | CONNECTING ROD BEARINGS | |||||
|---|---|---|---|---|---|---|---|
| Journal Diam. | Clearance | Thrust Bearing | Crankshaft End Play | Journal Diam. | Clearance | Side Play | |
| 1816 cc | 2.205 (56.01) | .0016 (.041) | No. 3 | .118 (.3) | 1.929 (48.99) | .0020 (.051) | .011 (.28) |
CAMSHAFT
| Engine | Journal Diam. In. (mm) | Clearance In. (mm) | Lobe Lift In. (mm) | ||
|---|---|---|---|---|---|
| 1816 cc | 1.3362-1.3370 (33.94-33.96) | .0024 (1) (.061) | ..... | ||
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VALVE TIMING
| Engine | INTAKE | EXHAUST | ||
|---|---|---|---|---|
| Open (BTDC) | Close (ALDC) | Open (BLDC) | Close (ATDC) | |
| 1816 cc | 21° | 65° | 55° | 20° |
VALVE SPRINGS
| Engine | Free Length In. (mm) | PRESSURE Lbs. @In. (kg @ mm) | ||
|---|---|---|---|---|
| Valve Closed | Valve Open | |||
| 1816 cc | ||||
| Inner | 1.78 (45.2) | 21.5@1.52 (9.7@38.6) | ..... | |
| Outer | 1.85 (47.0) | 37.0@1.61 (16.8@40.9) | ..... | |