Briggs & Stratton 31A507-0130-B1 Crankshaft, Cylinder, Engine Sump, Gasket Set-Engine, Operator's Manual, Piston, Rings, Connecting Rod, Warning Label

Change Assembly
Diagrams Shown are for U.S. Models

Crankshaft, Cylinder, Engine Sump, Gasket Set-Engine, Operator's Manual, Piston, Rings, Connecting Rod, Warning Label

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
CYLINDER ASSEMBLY
$364.99
1
CYLINDER ASSEMBLY MUST BE USED WITH THE AFTER 4/27/08 CYLINDER SHIELD, REF 306 Used Before Code Date 08042800
$364.99
2
KIT, Bushing/Seal (Magneto Side)
$15.29
3
SEAL, Oil (Magneto Side)
$5.09
4
SUMP, Engine Used After Code Date 05100200
$217.49
4
COUNTERWEIGHT Used Before Code Date 05100300
$207.49
6
WASHER (Cylinder Head) Used After Code Date 07010900
$3.59
7
GASKET, Cylinder Head
$17.39
9
GASKET, Breather (After Date Code Use Liquid Sealant Reference 850) Used Before Code Date 07071900
$5.29
11
TUBE, Breather
$6.49
12
GASKET, Crankcase
$6.39
15
PLUG, Oil Drain (Square Head)
$3.89
16
CRANKSHAFT Used After Code Date 12071700
$319.99
16
CRANKSHAFT Used Before Code Date 12071800
20
SEAL, Oil (PTO Side)
$6.39
22
SCREW (Crankcase Cover/Sump)
$3.19
24
KEY, Flywheel Used After Code Date 12071700
$3.69
24
KEY, Flywheel Used Before Code Date 12071800
$3.69
25
PISTON ASSEMBLY (.020" Oversize) Used After Code Date 14093000
$99.99
25
PISTON ASSEMBLY (Standard) Used Before Code Date 14100100
$63.99
25
PISTON ASSEMBLY (.020 Oversize) Used Before Code Date 14100100
$96.99
25
PISTON ASSEMBLY (Standard) Used After Code Date 14093000
$66.99
26
SET, Ring (Standard) Used Before Code Date 06010200
$42.49
26
SET, Ring (.020 Oversize) Used Before Code Date 14100100
$45.99
26
SET, Ring (.020 Oversize) Used After Code Date 14093000
$45.49
26
SET, Ring (Standard) Used After Code Date 06010100
$42.49
27
LOCK, Piston Pin
$3.19
28
PIN, Piston (1.62" Long) Used After Code Date 14093000
$9.89
28
PIN, Piston (Standard) Used Before Code Date 08042800
$9.79
28
PIN, Piston (1.97 ) Used After Code Date 08042700 Used Before Code Date 14100100
$9.59
29
ROD, Connecting (Standard)
$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
306
SHIELD, Cylinder Used After Code Date 08042700
$38.99
306
SHIELD, Cylinder Used Before Code Date 08042800
$38.99
307
SCREW (Cylinder Shield)
$2.69
357
KEY, Drive Pulley
$5.49
358
GASKET SET, Engine
$75.99
377
KEY, Timing
$3.39
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
757
LINK, Counterweight
$14.59
758
COUNTERWEIGHT Used Before Code Date 05100300
$207.49
758
COUNTERWEIGHT Used After Code Date 05100200 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)
$3.89
850
SEALANT, Liquid (Rocker Cover Gasket and Breather Gasket) Used After Code Date 07071800
$11.29
868
SEAL, Valve
$8.69
883
GASKET, Exhaust
$3.89
1022
GASKET, Rocker Cover (After Date Code Use Liquid Sealant Reference 850) Used Before Code Date 07091000
$5.09
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
1319A
LABEL, Warning
$14.79