Briggs and Stratton 21R707-0143-F1 Parts Diagrams

There are (172) parts used by this model.

Found on Diagram: Alternator Group
592829

Alternator

$93.32

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794360

Regulator

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697088

SCREW
(Regulator)

$4.10

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698516

KIT SCREW/WASHER

$4.98

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691183

Screw
(Alternator)

$3.14

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Found on Diagram: Blower Housing and Air Cleaner Group
591641

HOUSING BLOWER

$160.06

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596718

Screw
(Blower Housing)

$3.62

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795891

SCREW
(Blower Housing)

$3.62

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799370

Screw
(Blower Housing)

$3.62

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797901

Intake Elbow

$23.45

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591583

Air Cleaner Filter

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597244

KNOB, AIR CLEANER COV

$7.04

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693675

SCREW
(Remote Choke Stop)

$3.62

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799159

CAP CONNECTOR

$7.37

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591646

Air Cleaner Cover

$30.82

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691917

O-Ring Seal
(Intake Elbow)

$4.00

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794467

LABEL WARNING
(REQUIRED When Replacing Parts With Warning Labels Affixed)

$19.10

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797669

LABEL WARNING
(REQUIRED When Replacing Parts With Warning Labels Affixed)

$16.59

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Found on Diagram: Carburetor Group
591260

STUD
(Carburetor)

$7.37

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793610

Idle Mixture Kit

$18.85

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690718

SCREW

$5.09

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695408

Idle Speed Kit

$12.57

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694918

Float Hinge Pin

$6.52

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696136

Float Needle Valve

$14.96

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698773

VALVE, CHOKE

$8.09

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591936

JET MAIN
(Standard)

$15.71

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696134

Main Jet
(High Altitude)

$17.28

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796184

Overhaul Carburetor Kit
(Service Kits may include extra parts not specific to this engine.)

$62.93

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593432

Carburetor

$124.80

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690727

Welch Plug

$3.79

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698774

VALVE THROTTLE

$7.48

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698776

Throttle Shaft Kit

$35.65

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694914

Carburetor Float

$27.80

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796400

TUBE FUEL TRANSFER

$83.42

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698781

Float Bowl Gasket

$9.54

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698778

Chke Shaft Kit

$29.61

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695409

Choke Return Spring

$8.09

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699813

Throttle Shaft Seal

$5.91

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690998

Choke Shaft Seal

$7.12

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690958

Nut
(Carburetor)

$2.92

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698783

BOWL FLOAT (No Longer Available)

No Longer Available

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695407

Screw
(Float Bowl)

$3.90

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Found on Diagram: Controls Group
699891

SCREW
(Control Bracket)

$2.92

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691841

Governor Link

$8.58

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792602

Governor Spring

$2.89

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597209

Control Bracket

$35.26

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691374

Governor Control Lever

$23.93

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691842

Governor Link

$10.26

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691024

Clamp Casing

$3.46

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794904

SCREW
(Casing Clamp)

$3.14

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691251

Nut
(Governor Control Lever)

No Longer Available

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691119

Bolt
(Governor Control Lever)

$3.85

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698329

Wire Harness

$33.63

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790544

WIRE/CONNECTOR ALT

$39.89

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Found on Diagram: Crankcase Cover/Sump and Lubrication Group
697106

SUMP ENGINE

$281.10

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697110

Crankcase Gasket

$7.15

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795387

Oil Seal
(PTO Side)

$7.15

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692125

Screw
(Crankcase Cover/Sump)

$4.10

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691968

Governor Gear

$34.17

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796532

Hose Connector

$9.11

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691691

Washer
(Governor Crank)

$3.62

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594200

Oil Drain Hose

$23.09

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699908

Dipstick

$13.16

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691032

Dipstick Seal
(Dipstick Tube)

$5.19

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697085

Dipstick Tube

$23.68

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691620

Cotter Pin

$3.98

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692012

Governor Crank

$12.57

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691031

O-Ring Seal
(Dipstick Cap)

$5.19

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790442

Dipstick Tube Assembly

$50.77

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100106

Liquid Sealant

$12.80

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Found on Diagram: Crankshaft Group
593417

CRANKSHAFT

$332.49

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591757

Flywheel Key

$4.95

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797010

PISTON ASSEMBLY 020

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792643

RING SET 020
(.020 Oversize)

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698469

Piston Pin Lock

$4.10

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84002062

PIN, Piston

No Longer Available

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791633

Connecting Rod

$72.53

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791118

Screw
(Connecting Rod)

$4.10

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597221

Camshaft

$126.94

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691639

Woodruff Key

$3.79

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697128

Timing Gear

$18.85

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793242

Counterweight Link

$18.85

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593418

COUNTERWEIGHT

$78.58

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697392

Counterweight Pin

$5.31

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793243

AVS Counterweight Plug

$4.46

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Found on Diagram: Cylinder Group
697377

CYLINDER ASSY

$429.22

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797673

Bushing/Seal Kit
(Magneto Side)

$17.13

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391086S

Oil Seal
(Magneto Side)

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794683

Breather Tube

$7.27

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592778

SHIELD CYLINDER

$18.13

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691693

Screw
(Cylinder Shield)

$3.49

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796181

Engine Gasket Set
(Service Kits may include extra parts not specific to this engine.)

$85.83

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697144

BUSHING GOV CRANK

$8.45

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794682

Breather Passage Cover

$8.45

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697157

SCREW
(Breather Passage Cover)

$3.62

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692407

Governor Shaft Seal

$7.12

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690959

Locating Pin

$5.91

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697124

Breather Reed

$6.63

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697104

SCREW
(Breather Reed)

$3.62

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Found on Diagram: Cylinder Head Group
796183

Cylinder Head

$275.05

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273280S

Cylinder Head Gasket

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84001963

SCREW

$3.25

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790560

STUD
(Cylinder Head)

$12.57

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792868

Exhaust Valve

$32.63

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791935

Intake Valve

$25.38

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691279

Valve Spring
(Intake)

$5.31

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691279

Valve Spring
(Exhaust)

$5.31

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499586

Valve Keeper

$6.71

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690564

Valve Tappet

$8.69

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592845

Intake Manifold

$56.21

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692137

Intake Gasket

$3.01

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691148

Screw
(Intake Manifold)

$3.62

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691986

Rocker Arm Adjuster

$11.72

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691843

Valve Cap

$7.48

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555737

PLUG SPARK

$5.41

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19576S

Spark Plug Wrench

$3.74

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692138

O-Ring Seal
(Intake Manifold)

$5.41

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691095

Rocker Arm Stud

$6.88

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690968

Valve Seal

$9.75

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691108

Screw
(Rocker Cover)

$3.03

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797421

Rocker Cover

$32.63

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697394

Push Rod
(Intake)

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691751

Rocker Arm

$8.33

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690822

Push Rod Guide

$8.33

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796189

Valve Gasket Set
(Service Kits may include extra parts not specific to this engine.)

$58.62

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Found on Diagram: Exhaust Group
691178

Muffler Screw Lock

$4.95

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796000

Muffler

$87.89

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691416

Screw
(Muffler)

$10.63

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691678

Screw
(Muffler)

$4.34

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698941

Screw
(Muffler Adapter)

$6.16

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796002

Muffler Adapter

$39.28

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692236

Exhaust Gasket

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Found on Diagram: Flywheel, Ignition, and Starter Group
591758

FLYWHEEL

$232.73

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697352

GUARD FLYWHEEL

$9.79

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691693

Screw

$3.49

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593934

Starter

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690323

Screw
(Starter Motor)

$3.79

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593933

Screen/Cup Assembly

$41.10

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595304

ARMATURE MAGNETO

$41.23

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691061

Screw
(Magneto Armature)

$3.03

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697089

WIRE STOP

$10.51

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19203

Large Flywheel Puller

$15.36

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794129

PLUG

$6.16

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691261

WASHER
(Starter Cable)

$3.62

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691532

STRAP STARTER

$5.55

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593934

Starter

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692024

Drive Clutch

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691029

NUT
(Starter Cable)

$4.95

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791680

Screw

$3.62

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691224

CLIP WIRE

$4.21

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593935

Pinion Gear

$25.98

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693167

NUT
(Brush Retainer)

$4.00

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691283

Drive Cap

$76.16

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691286

CAP END

$26.58

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796200

Flywheel Fan

$38.68

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698139

Screw
(Flywheel)

$5.31

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691265

Retaining Ring

$5.31

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691293

Brush Retainer

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Found on Diagram: Fuel Supply Group
791766

Fuel Line

$6.71

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791805

Fuel Line

$24.17

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791744

Fuel Line

$13.45

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796174

SCREW (No Longer Available)
(Fuel Tank)

No Longer Available

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84001895

FILTER, Fuel

No Longer Available

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597338

PUMP FUEL

$27.28

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791850

Hose Clamp

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796175

SPACER FUEL TANK

$5.55

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790561

NUT
(Fuel Tank)

$3.38

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796448

Retainer

$4.10

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799719

FUEL CAP

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799111

TANK FUEL

$126.94

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796449

WASHER

$3.98

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Found on Diagram: Replacement Engine
592055

SB MODEL 21 AVS

$551.71

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