 |
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
|
 |
These neat guys worked on this engine for three
years exclusively from plans and castings. We got to be there to see it
run for the first time in Broadhead, WI on June 27! Congratulations guys!
 |
 |
 |
 |
 |
 |
 |
 |
 |
 R-180 movie |
 |
|
 |
|
| Horsepower | 75 @ 2150 rpm |
| Weight | 122 lbs. |
| Displacement | 180 cubic inches |
| Bore | 3.625 inches |
| Stroke | 3.5 inches |
| Compression Ratio | 7:1 |
| Intake Valve | 1.8 in. |
| Exhaust Valve | 1.2 in. |
| Valve Lift (all) | 0.250 in. |
| Valve Clearance | 0.014 in. |
| Ignition Timing Start | TDC |
| Ignition Timing Run | 38 deg. btc |
| Oil Pump Capacity | 5.5 qt./min. @ 2150 rpm |
| Scavange/feed pump | 8:3 ratio |
| Main/thrust bearings | Tapered roller |
| Master rod bearings | Two row ball |
| Link rod bearings | Plain journal bearings |