Close
Skip to content

Close
Advantage Exclusive

Briggs & Stratton Intek Vertical OHV Engine — 344cc, 1in. x 3 5/32in.L Shaft, Model# 21R707-0011-G1

Item# 42550
Close
Briggs & Stratton Intek Vertical OHV Engine —  344cc, 1in. x 3 5/32in.L Shaft, Model# 21R707-0011-G1

Hover over image to zoom

Click image to enlarge

Tap image to enlarge

Only $429.99
Add to Cart
  • Float carburetor for consistent easy starting
  • Maintenance-free Magnetron electronic ignition for quick, dependable starts
  • Dual-sealing cartridge-style air filter provides maximum protection and extends engine life
  • Automotive-style dipstick for simple oil level checks
  • DuraLube™ gear-driven splash lubrication system continuously supplies oil to all internal parts
See full description
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Ship it | See Shipping Options
Not Available in Stores
 

Product Summary

The Briggs & Stratton Intek™ Vertical OHV Engine with XRD delivers unmatched reliability along with superior performance and durability. This powerful engine also has a heavy-duty Teflon-coated sleeve bearing, an automotive-style dipstick and an anti-vibration system. Designed for riding lawn mowers.

What's Included
  • (1) Engine

Features + Benefits

  • Float carburetor for consistent easy starting
  • Maintenance-free Magnetron electronic ignition for quick, dependable starts
  • Dual-sealing cartridge-style air filter provides maximum protection and extends engine life
  • Automotive-style dipstick for simple oil level checks
  • DuraLube™ gear-driven splash lubrication system continuously supplies oil to all internal parts
  • Teflon-coated bronze sleeve bearing withstands twice the belt load of a standard bearing and reduces wear
  • High-capacity panel air cleaner element with increased paper filtering has a greater cleaning capacity for a longer engine life
  • High-volume cooling fan extend engine life through cooler operating temperatures
  • OHV design runs cooler and cleaner for long life and improved fuel economy
  • Tool-less air cleaner cover for easy air filter access
  • Anti-vibration system eliminates side-to-side motion for smooth operation
  • CARB compliant engine
Key Specs
Item# 42550
Brand Briggs & Stratton
Manufacturer's Warranty 2 years consumer use / 1 year commercial use
Ship Weight 84.0 lbs
Engine Displacement (cc) 344
Start Type Electric w/recoil backup
Application Riding mower
Engine Type Intek
Shaft Output Vertical
Crankshaft 1 x 3 5/32
Shaft Diameter (in.) 3 5/32
Shaft Length (in.) 1
Shaft Keyway (in.) 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20
Shaft Rotation (From PTO Shaft Side) Counterclockwise
Gear Reduction No
Bearing Type Plain
Cylinders (qty.) 1
Cylinder Bore Cast iron
Bore x Stroke (in.) 3.44 x 2.26
Compression Ratio 8.5:1
Cooling System Air cooled
Air Cleaner Type Dual element
Fuel Tank Not included
Fuel Type Gasoline
Fuel Pump Yes
Fuel Filter Yes
Oil Capacity (qt.) 1 1/2
Lubrication System Splash
Low Oil Alert No
Low Oil Shutdown No
Ignition System Electronic
Governor System Mechanical
Carburetor Float
Throttle Control Remote
Choke Control Manual
Max. RPM 3,300
Charging System Amps 3A DC, 14V AC
Muffler Included Yes
Flywheel Brake No
Auto Compression Release Yes
Bolt Circle (in.) 10
Dimensions L x W x H (in.) 17 1/2 x 16 1/2 x 12
EPA/CARB Approval (California Air Resource Board) Yes

Customer Reviews

Product Question + Answer
Accessories Frequently Purchased with this Item
Safety
3M Reusable Corded Earplugs — 21dB, Model# 90586-80000
3M Reusable Corded Earplugs — 21dB, Model# 90586-80000
Item# 174630
In Stock Online
Only $2.29
Add to Cart
Replacement Parts
Call To Order: 1-800-657-0516

Mon - Fri 7:00 AM - 6:00 PM (Central)
Sat 7:00 AM - 3:00 PM (Central)

Don't Know Your Part Number?

Locating the part number for your item ahead of time will help ensure you quickly receive the correct items.

Find Parts
Parts + Service Available at Stores

Look for stores that have this icon:

Parts + Service

Find Stores

Warranty

Compare with Most Popular 241cc - 390cc Briggs & Stratton Vertical Engines

See All 241cc - 390cc Briggs & Stratton Vertical Engines
 
Currently Viewing
 
 
 
 
 
Briggs & Stratton Intek Vertical OHV Engine —  344cc, 1in. x 3 5/32in.L Shaft, Model# 21R707-0011-G1 The price is $429.99.
Briggs & Stratton Intek Vertical OHV Engine — 344cc, 1in. x 3 5/32in.L Shaft, Model# 21R707-0011-G1
2.4 / 5 (50)
Item# 42550
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Only $429.99
4 / 5 (1)
Item# 44647
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Was $479.99
Sale $454.99
Save $25.00
3.6 / 5 (12)
Item# 42551
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Was $519.99
Sale $489.99
Save $30.00
(Not Yet Rated - New)
Item# 44650
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Was $579.99
Sale $549.99
Save $30.00
4.5 / 5 (2)
Item# 44649
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Was $679.99
Sale $639.99
Save $40.00
Hide Similarities
Engine Displacement (cc)
344 344 500 344 344
Start Type
Electric w/recoil backup Recoil Electric w/recoil backup Electric Electric
Application Riding mower Riding mower Riding mower, lawn tractor, trail mower Riding mower Riding mower
Engine Type Intek Intek OHV Intek Intek OHV Intek OHV
Shaft Output
Vertical Vertical Vertical Vertical Vertical
Crankshaft 1 x 3 5/32 1 x 3 5/32 1 x 3 5/32 1 x 3 5/32 1 x 3 5/32
Shaft Diameter (in.) 3 5/32 1 1 1 1
Shaft Length (in.) 1 3 5/32 3 5/32 3 5/32 3 5/32
Shaft Keyway (in.)
1/4 1/4 1/4 1/4 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20 7/16-20 7/16-20 7/16-20 7/16-20
Shaft Rotation (From PTO Shaft Side) Counterclockwise Counterclockwise CCW Counterclockwise Counterclockwise
Gear Reduction
No No No No No
Bearing Type
Plain Plain Plain Plain Plain
Cylinders (qty.)
1 1 1 1 1
Cylinder Bore
Cast iron Cast iron sleeve Cast iron Cast iron Cast iron sleeve
Bore x Stroke (in.)
3.44 x 2.26 3.44 x 2.26 3.56 x 3.06 3.44 x 2.26 3.44 x 2.26
Compression Ratio
8.5:1 8.5:1 8.5:1 8.5:1 8.5:1
Cooling System
Air cooled Air cooled Air cooled Air cooled Air cooled
Air Cleaner Type
Dual element Cartridge style Dual element Cartridge style Cartridge style
Fuel Tank Not included Not included Not included Not included Not included
Fuel Type Gasoline Gasoline Gasoline Gasoline Gasoline
Fuel Pump
Yes No No No Yes
Fuel Filter
Yes Yes No Yes Yes
Oil Capacity (qt.)
1 1/2 1.5 1 1/2 1.5 1.5
Lubrication System
Splash Splash Splash Splash Splash
Low Oil Alert
No No No No No
Low Oil Shutdown
No No No No No
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Mechanical Mechanical Mechanical Mechanical Mechanical
Carburetor
Float Float Float Float Float
Throttle Control
Remote Remote Remote Remote Remote
Choke Control
Manual Manual Manual Manual Manual
Max. RPM
3,300 3,600 3,300 3,600 3,600
Charging System Amps 3A DC, 14V AC - 9 3A DC, 14V AC 3A DC, 14V AC
Muffler Included
Yes Yes Yes Yes Yes
Flywheel Brake No - No - -
Auto Compression Release
Yes Yes Yes Yes Yes
Bolt Circle (in.)
10 10 10 10 10
Dimensions L x W x H (in.)
17 1/2 x 16 1/2 x 12 17 x 17 x 16 1/2 19 x 16 x 13 17 x 17 x 16 1/2 17 x 17 x 16 1/2
EPA/CARB Approval (California Air Resource Board)
Yes Yes Yes Yes Yes