STIHL Inc. Mix Oil Comparison
STIHL Inc. Mix Oil Comparison

500+ hour static run test

Seven BR 600 blowers

Test results from June 2006

Machines ran at W.O.T. 24 hours around the clock

Represents approximately 1 year of professional use

All oils mixed per manufacturer‘s instructions
Crankcase
STIHL HP Ultra
Amsoil ® 100:1
STIHL HP Super
Shindaiwa One™
STIHL HP
STIHL Low Smoke
Echo Power Blend®
Crankshaft
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Piston Crown
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Piston Crown Carbon Build-up
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Piston Skirt
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Exhaust Valve
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Combustion Chamber
STIHL HP Ultra
Amsoil® 100:1
STIHL HP Super
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Spark Plug
STIHL HP Ultra
STIHL HP Super
Amsoil® 100:1
STIHL HP
Shindaiwa One™
STIHL Low Smoke
Echo Power Blend®
Performance
Compression (PSI)
New
500
Hours
Variance
STIHL HP Ultra
170
180
STIHL HP Super
170
STIHL HP
Max RPM
New
500
Hours
Variance
+10
7210
7350
+140
140
-30
7230
6900
-330
180
150
-30
7190
6860
-330
STIHL Low Smoke
170
110
-60
7310
6500
-810
Amsoil® 100:1
170
150
-20
7180
6600
-580
Shindaiwa One™
170
160
-10
7200
6800
-400
Echo Power Blend®
180
120
-60
6940
6850
-90
Compression Comparison (PSI)
190
180
170
160
150
New PSI
140
500 Hr PSI
130
120
110
100
STIHL HP
Ultra
STIHL HP
Super
STIHL HP
STIHL Low
Smoke
Amsoil®
100:1
Shindaiwa
One™
Echo Power
Blend®
R.P.M. Performance Comparison
8000
7500
New RPM
500 Hr RPM
7000
6500
6000
5500
STIHL HP STIHL HP STIHL HP
Ultra
Super
STIHL
Low
Smoke
Amsoil® Shindaiwa
100:1
One™
Echo
Power
Blend®
Percentage of Leakdown at 500 hours
90%
83%
80%
71%
68%
70%
60%
50%
40%
40%
STIHL HP
Super
STIHL HP
40%
40%
30%
20%
10%
3%
0%
STIHL HP Ultra
STIHL Low
Smoke
Amsoil® 100:1
Shindaiwa
One™
Echo Power
Blend®