Please leave us a message!
×
Loading ...
Order Status
Get Support
1-877-737-2787
Hours of Operation
M-F 9AM-6PM ET
Sat 9AM-5PM ET
Name
Type a Part#, Model# or Keyword
Guest
Sign In
Sign Up
0
Shopping Cart
3+ Million Parts
365 Day Returns
Fast 2-4 Day Shipping
Order Status
Get Support
1-877-737-2787
Hours of Operation
M-F 9AM-6PM ET
Sat 9AM-5PM ET
Shop Parts
Appliance
Lawn & Garden Parts
Power Tool
Tractor
Shop More Categories »
Shop Appliance Parts »
Bosch Parts
Frigidaire Parts
GE Parts
LG Parts
Samsung Parts
Whirlpool Parts
Shop More Brands »
Shop Lawn & Garden Parts »
Chainsaw Parts
Generator Parts
Lawn Mower Parts
Leaf Blower Parts
Pressure Washer Parts
Small Engine Parts
Snow Blower Parts
String Trimmer Parts
Shop More Categories »
Shop Power Tool Parts »
Black & Decker Parts
Bostitch Parts
Campbell Hausfeld Parts
DeWalt Parts
Makita Parts
Porter Cable Parts
Ridgid Parts
Shop More Brands »
Shop Tractor Parts »
Ford Tractor Parts
Massey Ferguson Tractor Parts
Oliver Tractor Parts
Shop More Brands »
Shop By Brand
We sell parts & accessories for your Ariens lawn mower, zero turn, snow blower and other power equipment.
See:
Ariens exploded parts diagrams
We sell parts & accessories for your Briggs & Stratton equipment. We also carry
New Briggs & Stratton Engines!
See:
Briggs & Stratton exploded parts diagrams
We sell parts & accessories for your Generac equipment.
See:
Briggs & Stratton exploded parts diagrams
Popular
Ariens
Briggs & Stratton
Generac
Gravely
Honda
Husqvarna
Parts Diagrams »
Kawasaki
Kohler
Lawn-Boy
MTD
Murray
Northstar
All Brands »
Poulan
Scag
Simplicity
Snapper
Tecumseh
Toro
All Brands »
Engines
Briggs & Stratton
Horizontal Engines
Briggs & Stratton
Vertical Engines
Honda
Horizontal Engines
Honda
Vertical Engines
Kawasaki
Horizontal Engines
Kawasaki
Vertical Engines
Kohler
Horizontal Engines
Kohler
Vertical Engines
Shop Engines »
Briggs & Stratton Engines
Honda Engines
Kawasaki Engines
Kohler Engines
Parts Diagrams »
Locate your Model »
We sell new
Replacement Engines.
Power Equipment
Jacks Advantage »
Chainsaws »
Generators »
Lawn Mowers »
Leaf Blowers »
Pressure Washers »
Snow Blowers »
Trimmers »
Categories
Chainsaws
Generators
Lawn Mowers
Leaf Blowers
Pressure Washers
Snow Blowers
Trimmers
Parts Diagrams »
Shop More Equipment »
Shop More Equipment »
DIY Repair
Forum »
Repair Forum »
DIY Center »
Blog »
Diagrams »
Parts Diagrams »
Parts Lookup By Model »
Home
|
Diagrams By Model
|
Briggs Stratton
|
Briggs Stratton Engine
|
100000 19Z999 Series
|
120300 To 120399
|
120312 0143 B1
|
Blower Housing Flywheel Gear Reduction Rewind Starter
Help
with Jack's Parts Lookup
Briggs and Stratton 120312-0143-B1 Blower Housing, Flywheel, Gear Reduction, Rewind Starter Parts Diagram
SWIPE
SWIPE
Air Cleaner, Exhaust System
Blower Housing, Flywheel, Gear Reduction, Rewind Starter
Camshaft, Crankcase Cover, Crankshaft, Cylinder, Lubrication, Piston Group
Carburetor, Fuel Supply
Controls, Electric Starter, Governor Spring, Ignition
Cylinder Head
Replacement Engine
120312-0143-B1 Blower Housing, Flywheel, Gear Reduction, Rewind Starter
Move
JavaScript Disabled - Unable to show Cart
3
299819S
Oil Seal
(Magneto Side)
Add to Cart
15A
691682
PLUG OIL DRAIN
(Hex Socket)(1/4 Diameter)
$4.95
Add to Cart
15C
792750
PLUG OIL DRAIN
$5.55
Add to Cart
17B
99158
BEARING BALL
Add to Cart
23
699488
Flywheel
$169.26
Add to Cart
37
699661
GUARD FLYWHEEL
$7.97
Add to Cart
55
691422
HOUSING REWIND STR
(Rewind Starter Parts Used With 3MM Diameter Starter Rope) Used Before Code Date 08030300
Add to Cart
58
66574
Starter Rope
(Rewind Starter Parts Used With 5MM Diameter Starter Rope) Used Before Code Date 08030300
Add to Cart
60
490652
Starter Rope Grip
(2 Piece)
Add to Cart
78
699205
SCREW
(Flywheel Guard)
$3.62
Add to Cart
79
694511
CASE GEAR REDUCTION
Used Before Code Date 06051700
No Longer Available
Add to Cart
79A
792746
CASE GEAR REDUCTION
Used After Code Date 06051600
$108.81
Add to Cart
80
792755
GASKET GEAR CASE
$8.58
Add to Cart
82
690369
SCREW
(Gear Reduction Case) Used Before Code Date 06051700
$5.07
Add to Cart
82A
790197
SCREW
(Gear Reduction Case) Used Before Code Date 06051700
No Longer Available
Add to Cart
82B
792753
SCREW
(Gear Reduction Case) Used After Code Date 06051600
$6.88
Add to Cart
83
690374
SHAFT AUX DRIVE
Used Before Code Date 06051700
$220.64
Add to Cart
83A
792756
SHAFT AUXILIARY DR
Used After Code Date 06051600
$214.60
Add to Cart
84
691121
PLUG BREATHER
$5.42
Add to Cart
84A
792759
PLUG BREATHER
$8.69
Add to Cart
85
692551
SCREW
(Gear Cover) Used Before Code Date 06051700
$3.49
Add to Cart
85A
690711
SCREW
(Gear Cover) Used After Code Date 06051600
$6.16
Add to Cart
86
690608
COVER GEAR
Used Before Code Date 06051700
$66.49
Add to Cart
86A
792748
COVER GEAR
Used After Code Date 08010100
$146.89
Add to Cart
87
691582
Gear Reduction Seal
Used Before Code Date 06051700
$11.72
Add to Cart
87A
792752
SEAL GEAR REDUCTION
Used After Code Date 06051600
$33.23
Add to Cart
88
691600
Gear Cover Gasket
$10.26
Add to Cart
88A
792760
GASKET GEAR COVER/HOU
$10.38
Add to Cart
127B
691585
Welch Plug
$6.76
Add to Cart
304
699598
Blower Housing
$82.21
Add to Cart
305
699481
Screw
(Blower Housing)
$3.62
Add to Cart
332
591988
NUT
(Flywheel)
$4.70
Add to Cart
363
19203
Large Flywheel Puller
$15.36
Add to Cart
415A
792749
PLUG
$11.85
Add to Cart
455
591302
CUP FLYWHEEL
Used Before Code Date 12010100
$10.51
Add to Cart
456
692299
Pawl Friction Plate
$4.50
Add to Cart
459
281505S
Ratchet Pawl
Add to Cart
597
691696
Screw
(Pawl Friction Plate)
$11.84
Add to Cart
608
591301
Recoil Starter Assembly
(Rewind Starter Parts Used With 5MM Diameter Starter Rope) Used Before Code Date 08030300
Add to Cart
608C
591301
Recoil Starter Assembly
Used After Code Date 11123100
Add to Cart
689
691855
Friction Spring
(Rewind Starter)
$4.21
Add to Cart
725
792874
SHIELD HEAT
$14.37
Add to Cart
727
698039
COVER STARTER DRIVE
$7.48
Add to Cart
728
699632
SCREW
(Heat Shield)
$3.62
Add to Cart
732
699200
SCREW
(Starter Drive Cover)
$3.62
Add to Cart
1005
555778
Flywheel Fan
$14.37
Add to Cart
1005A
794273
Flywheel Fan
$15.35
Add to Cart
1070
699201
SCREW
(Flywheel Fan)
$3.98
Add to Cart
1210
498144
Pulley/Spring Assembly
(Pulley) (Rewind Starter Parts Used With 3MM Diameter Starter Rope) Used Before Code Date 08030300
Add to Cart
1211
498144
Pulley/Spring Assembly
(Spring) (Rewind Starter Parts Used With 3MM Diameter Starter Rope) Used Before Code Date 08030300
Add to Cart