| International Cub Cadet Tractor Tune Up Info |
| Engine Model And Type |
K-161 |
K-161 Model 70 |
K-241 |
| Compression Pressure (at cranking speed)(psi) |
110 |
110 |
110 |
|
|
|
|
| High Idle (no load) Engine RPM / PTO RPM |
3780 / 3780++ & 541+ |
3780 / 3780++ |
3800 / 3800++ |
|
|
|
|
| Low Idle (no load) Engine RPM / PTO RPM |
1000 / 1000++ & 143+ |
1000 / 1000++ |
1000 / 1000++ |
|
|
|
|
| Rated Load Speed Engine RPM / PTO RPM |
3600 / 3600++ & 515+ |
3600 / 3600++ |
3600 / 3600++ |
|
|
|
|
| Horsepower (at load speed) PTO Shaft |
5 |
6.3 |
9.1 |
|
|
|
|
| Approximate Fuel Rate (at load speed) gals/hour |
.79-.84 |
.79-.84 |
1.02-1.09 |
|
|
|
|
| Firing Order |
- |
- |
- |
|
|
|
|
| Valve Lash (hot)(inch) |
|
|
|
| Intake |
.007 |
.007 |
.009 |
| Exhaust |
.017 |
.017 |
.018 |
|
|
|
|
| Spark Plug Gap (inch) |
.025 |
.025 |
.025 |
|
|
|
|
| Distributor |
|
|
|
| Symbol |
- |
- |
- |
| Breaker Point Opening (inch) |
.020 |
.020 |
.020 |
| Part Number |
- |
- |
- |
| Governor Spring Package |
- |
- |
- |
|
|
|
|
| Ignition Timing (spark advance BTDC unless otherwise specified) (degrees) |
|
|
|
| At 400 RPM (+ or - 2 Degrees |
- |
- |
- |
| At high Idle Speed |
20 |
20 |
20 |
|
|
|
|
| Carburetor Liquid level (inches) |
|
|
|
| I.H. |
- |
- |
- |
| Zenith |
- |
- |
- |
| Carter |
11/64 |
11/64 |
11/64 |
| Marvel-Schebler |
- |
- |
- |
|
|
|
|
| Torque Wrench Settings (inch pounds) |
|
|
|
| Cylinder Head |
200 |
200 |
200 |
| Manifold |
- |
- |
- |