Briggs & Stratton 31S977-0016-G1 Camshaft,Crankshaft & Counter Balance, Cylinder, Engine Sump & Breather, Lubrication, Piston, Rings, Connecting Rod

Change Assembly
Diagrams Shown are for U.S. Models

Camshaft,Crankshaft & Counter Balance, Cylinder, Engine Sump & Breather, Lubrication, Piston, Rings, Connecting Rod

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
CYLINDER ASSEMBLY
$364.99
2
KIT, Bushing/Seal (Magneto Side)
$15.29
3
SEAL, Oil (Magneto Side)
$5.09
4A
SUMP, Engine
$202.49
6
Washer (Cylinder Head)
$3.59
7
GASKET, Cylinder Head
$17.39
9
Gasket-Breather (Use Liquid Sealant Reference 850)
$5.29
11
TUBE, Breather
$6.49
12
GASKET, Crankcase
$6.39
13
SCREW (Cylinder Head) (5/16-18 x 2.69)
$2.69
15
PLUG, Oil Drain (Square Socket)
$3.89
15
PLUG, Oil Drain (Square Head)
$3.89
16
Crankshaft
$319.99
19
KIT, Bushing/Seal (PTO Side)
$16.29
20
SEAL, Oil (PTO Side)
$6.39
22
SCREW (Crankcase Cover/Sump)
$3.19
24
KEY, Flywheel
$3.69
25
Piston Assembly (.020" Oversize)(Use with 1.97" Long Piston Pin) Used Before Code Date 14100600
$96.99
25
Piston Assembly (Use with 1.97" Long Piston Pin) Used Before Code Date 14100600
$63.99
25
PISTON ASSEMBLY (Use with 1.97" Long Piston Pin) Used After Code Date 14100500
$66.99
25
PISTON ASSEMBLY (.020" Oversize)(Use with 1.97" Long Piston Pin) Used After Code Date 14100500
$99.99
26
Ring Set (.020" Oversize)(Use with 1.97" Long Piston Pin) Used Before Code Date 14100600
$45.99
26
RING SET (.020" Oversize)(Use with 1.97" Long Piston Pin) Used After Code Date 14100500
$45.49
26
RING SET (Use with 1.97" Long Piston Pin)
$42.49
27
LOCK, Piston Pin
$3.19
28
Pin-Piston (1.97" Long) Used Before Code Date 14100600
$9.59
28
PIN, Piston (1.62" Long) Used After Code Date 14100500
$9.89
29
ROD, Connecting
$54.99
32
SCREW (Connecting Rod)
$3.19
43
SLINGER, Governor/Oil
$30.49
45
TAPPET, Valve
$6.79
46
CAMSHAFT
$87.99
51
GASKET, Intake
$2.29
51A
Gasket-Intake
$2.49
239
SWITCH, Oil Pressure
$21.99
306A
Shield-Cylinder
$37.49
307
SCREW (Cylinder Shield)
$2.69
358
Gasket Set-Engine
$75.99
377
KEY, Woodruff
$3.39
415
PLUG (Engine Sump)
$3.69
524
SEAL, O-Ring
$3.89
552
BUSHING, Governor Crank
$6.59
584
COVER, Breather Passage (Use with Liquid Sealant Reference 850)
$6.59
617
SEAL, O-Ring (Intake Manifold)
$4.79
684
SCREW (Breather Passage Cover)
$2.79
691
SEAL, Governor Shaft
$5.49
718
PIN, Locating
$4.49
741
GEAR, Timing
$14.59
750
SCREW (Oil Pump Cover)
$3.09
757
LINK, Counterweight
$14.59
758
Counterweight Used Before Code Date 14100100
$90.99
758
COUNTERWEIGHT Used After Code Date 14093000
$90.99
759
PIN, Counterweight
$3.99
842
SEAL, O-Ring (Dipstick Tube) (Special Dipstick Tube)
$3.89
850
SEALANT, Liquid (Rocker Cover Gasket and Breather Gasket)
$11.29
868
SEAL, Valve
$8.69
883
GASKET, Exhaust
$3.89
943
SEAL, O-Ring (Oil Pump Cover)
$6.19
965
COVER, Oil Pump
$9.89
1017
SCREEN, Oil Pump (Push In)
$12.29
1022
GASKET, Rocker Cover (Use Liquid Sealant Reference 850)
$5.09
1024A
SHAFT, Pump
$29.49
1027
FILTER, Oil (Premium Black)
$15.49
1027
FILTER, Oil (Premium)(Yellow)
$11.39
1263
REED, Breather
$5.09
1264
SCREW (Breather Reed)
$2.79
1266
SEAL, O-Ring (Intake Elbow)
$3.59
1266A
Seal-O Ring (Intake Elbow)
$3.89
1270
PLUG, AVS Counterweight
$3.49
1319
LABEL, Warning
$14.79