The Briggs & Stratton 21R807-0072-G1 features a 591760 ring gear flywheel and is compatible with the 593934 starter, allowing for an electric start installation without needing to replace the flywheel; only the starter and wiring are necessary. You can purchase the starter through our sister company, Jacks Small Engines. For pricing and availability, please visit www.JacksSmallEngines.com.
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Briggs & Stratton Intek Vertical OHV Engine, 344cc, 1in. x 3 5/32in. Shaft, Model# 21R807-0072-G1

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Shipping:
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- Model# 21R807-0072-G1, Genuine 344cc Briggs & Stratton engine delivers 11.5 gross HP for reliable power
- Dura-Bore™ cast iron cylinder sleeve provides improved oil control for extended engine life
- Float carburetor for consistent easy starting
- Maintenance-free Magnetron electronic ignition for quick, dependable starts
- Rewind start backup
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Description
Key Specs
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Q & A
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Product Summary
What's Included
- (1) Engine
Features + Benefits
- Model# 21R807-0072-G1, Genuine 344cc Briggs & Stratton engine delivers 11.5 gross HP for reliable power
- Dura-Bore™ cast iron cylinder sleeve provides improved oil control for extended engine life
- Float carburetor for consistent easy starting
- Maintenance-free Magnetron electronic ignition for quick, dependable starts
- Rewind start backup
- Dual-Clean™ air cleaner pleated paper filter with foam pre-cleaner ensures maximum protection for extended engine life
- Splash lubrication system continuously supplies oil to all internal parts
- OHV design runs cooler and cleaner for long life and improved fuel economy
- Patented linear balancing system provides smoother performance
- Mechanical Governor system
- Buyer protection package provides 2-year limited consumer engine warranty
- Not for sale in CA
- Intek Series, Single Cylinder, Air Cooled, 4-Cycle Gas Engine, 1" x 3-5/32" Crankshaft
Key Specs
| Attribute | Specification |
|---|---|
item# | 75015 |
Brand | Briggs & Stratton |
Manufacturer's Warranty | 24 months parts/24months labor |
Ship Weight | 72.0 LB |
Engine Displacement | 344 cc |
Engine Type | Intek OHV |
Shaft Diameter | 1 in |
Shaft Length | 3.15 in |
Fuel Type | Gasoline |
Start Type | Electric and Recoil |
Shaft Keyway | 0.25 in |
Crankshaft | 1 x 3.15 In |
Cylinders (qty.) | 1 |
Cylinder Bore | Cast Iron |
Net Power Output | 11.5 HP |
Fuel Tank | No |
Oil Capacity | 1.5 qt |
Low Oil Shutdown | No |
Low Oil Alert | No |
Max. RPM | 3,300 |
| Attribute | Specification |
|---|---|
CARB Approved | No |
Shaft Rotation (From PTO Shaft Side) | Counter Clockwise |
Governor System | Mechanical |
Ignition System | Electronic |
Carburetor | Yes |
Lubrication System | Splash |
Bearing Type | Plain |
Auto Compression Release | Yes |
Cooling System | Air |
Bore | 3.44 in |
Stroke | 2.26 in |
Air Cleaner Type | Single Element |
Choke Control | Automatic |
Throttle Control | Remote |
Fuel Filter | Yes |
Charging System Amps | 3 |
Muffler Included | Yes |
Product Weight | 72.0000 lb |
Dimensions L x W x H (in.) | 16.5 x 16.0 x 13.0 in |
Reviews
Questions & Answers
Questions
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· 17 days ago
Hi can I add electric start to this? flywheel , starter..
1 answer-
ProductExpert29· 15 days ago
Helpful?
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Anonymous· 22 days ago
What is the length of the keyway
1 answer-
ProductExpert6· 22 days ago
The length of the keyway is 1 1/2 inches.
Helpful?
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· 2 years ago
Where is the oil filter located?
1 answer-
ProductExpert11· 2 years ago
The engine does not have an oil filter. It will only have an air filter and fuel filter.
Helpful?
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· 3 years ago
Is there a choke on this engine?
1 answer-
ProductExpert6· 3 years ago
The choke on this engine is a manual choke and is built into the same lever as the throttle control.
Helpful?
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· 3 years ago
What is the torque rating of this engine
1 answer-
ProductExpert29· 3 years ago
Torque ratings are not available from the manufacturer.
Helpful?
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· 3 years ago
Is this a 18.5 go
1 answer-
ProductExpert6· 3 years ago
This engine would be rated at 11.5 HP (horsepower).
Helpful?
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· 3 years ago
does this motor have a fuel tank? the photo don`t show one
1 answer-
ProductExpert38· 3 years ago
This engine requires an external gas tank.
Helpful?
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· 4 years ago
Does engine require a battery? And does it have a alternator?
1 answer-
ProductExpert11· 4 years ago
The engine will require a battery. The engine does come with a 5 amp alternator.
Helpful?
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· 4 years ago
What is a remote throttle
1 answer-
ProductExpert37· 4 years ago
The ETC (Electronic Throttle Control) functions as a throttle when an electronically governed engine must be controlled from a remote location. The electronic throttle control allows the operator to control engine rpm.
Helpful?
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· 4 years ago
I have a B&S- model 287707 1255-E3... would this fit?
1 answer-
ProductExpert31· 4 years ago
This engine will have a matching shaft diameter and length as well as a matching bolt pattern. It could be used as a replacement provided the original 14 HP is not required. This engine is rated for 11.5 HP.
Helpful?
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Warranty
Manufacturer's Warranty
24 months parts/24months labor
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Repair Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
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Specifications
344 cc
389 cc
627 cc
724 cc
Intek OHV
GXV Series OHV Commercial-duty
Vanguard V-twin
V-twin OHV
1 in
1 in
1-1/8 in
1 in
3.15 in
3.11 in
-
3.15 in
Gasoline
Gasoline
Gasoline
Gasoline
Electric and Recoil
Electric and Recoil
Electric
Electric
0.25 in
0.25 in
0.25 in
0.25 in
1 x 3.15 In
-
Vertical
Vertical
1
1
2
2
Cast Iron
Cast Iron
Cast Iron
Cast Iron
11.5 HP
10.2 HP
23 HP
25 HP
No
Yes
No
No
1.5 qt
1.2 qt
1.5 qt
2 qt
No
-
No
No
No
No
No
No
3,300
3,600
3,600
3,300
No
-
No
No
Counter Clockwise
Counter Clockwise
Counter Clockwise
Counter Clockwise
Mechanical
Centrifugal Mechanical
Mechanical
Mechanical
Electronic
Electronic
Electronic
Electronic
Yes
Float
Float
Yes
Splash
Pressure/splash
Full Pressure
Full Pressure
Plain
-
Ball
Ball
Yes
-
Yes
Yes
Air
Air
Air
Air
3.44 in
3.2 in
2.97 in
3.12 in
2.26 in
2.5 in
2.76 in
2.89 in
Single Element
Dual Element
Single Element
Single Element
Automatic
Remote
-
Automatic
Remote
Remote
Remote
Remote
Yes
Yes
Yes
Yes
3
3
16
16
Yes
Yes
No
No
72.0000 lb
lb
93 lb
91.0000 lb
16.5 x 16.0 x 13.0 in
17.0 x 15.0 x 15.87 in
-
19.12 x 18.0 x 15.5 in
-
17.8 ft-lbs.
-
-
-
7.7:1
-
-
-
2.2 qt
-
-
-
10 in
-
-
See All Vertical Engines
See All Briggs & Stratton Vertical Engines
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