InStart® Series Engine
InStart® Series Engine
Start Effortlessly Every Time.
InStart® lithium-ion electric starting engine combines the power of gas and the starting reliability of lithium-ion battery technology.
6.25 - 8.75
Gross Torque (ft-lbs)
150 - 190cc
Displacement
Gas
Engine Fuel
0.27 - 0.30
Fuel Tank Capacity (gal)
Features
* See https://www.briggsand stratton.com/na/en_us/support/starting-promise.html for complete details.
** Regular scheduled maintenance must be performed
Specs
Only 2 products can be compared at once. Please remove one of your selections to compare this product.
Only 3 products can be compared at once. Please remove one of your selections to compare this product.
At least one product must be displayed. Please select another option to remove this product
Torque (ft-lbs, gross)*
6.25
Engine Displacement (cc)
150
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
13.8
Width (in)
12.2
Height (in)
9.6
Weight (lbs)
17.5
Bore (in)
2.58
Stroke (in)
1.755
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.2
Oil Capacity (oz)
15
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
N/A
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Paper Element
Muffler
Super-Lo Tone
Fuel Shutoff Valve
N/A
Certified Power Rating
Model Number
126M
Torque (ft-lbs, gross)*
6.75
Engine Displacement (cc)
163
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
13.8
Width (in)
12.5
Height (in)
10.1
Weight (lbs)
18.8
Bore (in)
2.69
Stroke (in)
1.75
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.27
Oil Capacity (oz)
15
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
N/A
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Paper Element
Muffler
Super Lo-Tone™
Fuel Shutoff Valve
N/A
Certified Power Rating
Model Number
128M
Torque (ft-lbs, gross)*
7.25
Engine Displacement (cc)
163
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
13.8
Width (in)
12.5
Height (in)
10.1
Weight (lbs)
18.8
Bore (in)
2.69
Stroke (in)
1.75
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.27
Oil Capacity (oz)
15
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
N/A
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Paper Element
Muffler
Super Lo-Tone™
Fuel Shutoff Valve
N/A
Certified Power Rating
Model Number
111P
Torque (ft-lbs, gross)*
7.75
Engine Displacement (cc)
175
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
15.6
Width (in)
12.8
Height (in)
9.4
Weight (lbs)
24.5
Bore (in)
2.6
Stroke (in)
2.0
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.3
Oil Capacity (oz)
18
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
Optional
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Commercial-Grade Air Cleaner
Muffler
Super Lo-Tone™
Fuel Shutoff Valve
Optional
Certified Power Rating
Model Number
121R
Torque (ft-lbs, gross)*
8.50
Engine Displacement (cc)
190
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
15.6
Width (in)
12.8
Height (in)
9.4
Weight (lbs)
24.3
Bore (in)
2.7
Stroke (in)
2.0
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.3
Oil Capacity (oz)
18
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
Optional
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Commercial-Grade Air Cleaner
Muffler
Super Lo-Tone™
Fuel Shutoff Valve
Optional
Certified Power Rating
Model Number
121S
Torque (ft-lbs, gross)*
8.75
Engine Displacement (cc)
190
Number of Cylinders
Single
Engine Configuration
Vertical Shaft
OHV Engine
Yes
Length (in)
15.6
Width (in)
12.8
Height (in)
9.4
Weight (lbs)
24.3
Bore (in)
2.7
Stroke (in)
2.0
Engine Fuel
Gasoline
Fuel Tank Capacity (gal)
0.3
Oil Capacity (oz)
18
Lubrication System
Dura-Lube Splash Lubrication
Oil Filter
Optional
Starter
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Commercial-Grade Air Cleaner
Muffler
Super Lo-Tone™
Fuel Shutoff Valve
Optional
Certified Power Rating
Torque (ft-lbs, gross)*
6.75
6.25
6.75
Engine Displacement (cc)
163
150
163
Number of Cylinders
Single
Single
Single
Engine Configuration
Vertical Shaft
Vertical Shaft
Vertical Shaft
OHV Engine
Yes
Yes
Yes
Length (in)
13.8
13.8
13.8
Width (in)
12.5
12.2
12.5
Height (in)
10.1
9.6
10.1
Weight (lbs)
18.8
17.5
18.8
Bore (in)
2.69
2.58
2.69
Stroke (in)
1.75
1.755
1.75
Engine Fuel
Gasoline
Gasoline
Gasoline
Fuel Tank Capacity (gal)
0.27
0.2
0.27
Oil Capacity (oz)
15
15
15
Lubrication System
Dura-Lube Splash Lubrication
Dura-Lube Splash Lubrication
Dura-Lube Splash Lubrication
Oil Filter
N/A
N/A
N/A
Starter
InStart® Lithium-Ion Electric Start
InStart® Lithium-Ion Electric Start
InStart® Lithium-Ion Electric Start
Air Filter
Dual-Sealing Paper Element
Dual-Sealing Paper Element
Dual-Sealing Paper Element
Muffler
Super Lo-Tone™
Super-Lo Tone
Super Lo-Tone™
Fuel Shutoff Valve
N/A
N/A
N/A
Model Number
126M
126M
Available At These Popular Retailers
Support
Q&A
Conquer Your Yard
At the end of the day, a job well done is its own reward. Our equipment is there to help make it happen. It's easy to master, durable and ready for a challenge. Just like you.
