R-80
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 |