Ryobi 4P90MUC Engine Parts Diagrams

There are (173) parts used by this model.

Found on Diagram: 4P90MUC Air Intake
95114458

AIR FILTER COVER A

$24.41

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95114466

AIR FILTER LOCK NU

$8.75

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95112255

AIR FILTER COVER

$11.42

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95112256

Sponge Filter

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93705065A

AIR FILTER

$22.99

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71205015

Hex Nut

$5.83

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95112328

RUBBER CAP

$3.52

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95112257B

INTAKE MANIFOLD I

$20.47

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95112258A

MANIFOLD GASKET AD

$3.63

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Found on Diagram: 4P90MUC Carburetor Assembly
95112771A

Carburetor Assembly

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95111700A

HOSE CLAMP CARB

$3.63

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95111336

FUEL LINE KIT

$29.64

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723-04071

Plastic Support Clamp

No Longer Available

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95112261

CARBURETOR GASKET

$3.63

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95112262

CARBURETOR INSULAT

$9.11

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95112263

CARBURETOR INSULAT

$3.63

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95112264

CARB STUD

$5.53

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95114708

CARBURETOR KIT MAJ

$46.08

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95114705

FUEL BOWL KIT

$33.18

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951-12258A

Manifold Gasket/Add Air Hole

No Longer Available

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Found on Diagram: 4P90MUC Crankcase
95111499A

SEAL OIL

$12.24

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71004916

BOLT FLANGE M6

$3.90

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95112770A

BREATHER COVER PLA

$6.85

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95112226

BREATHER GASKET

$4.50

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95112685

BREATHER VALVE

$5.20

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95112227

MESH SCREEN FILTER

$4.99

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95112686

BREATHER VALVE BAS

$5.20

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95112228

CHOKE LINKAGE ROD

$3.63

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94706356

GOVERNOR ARM SHAFT

$20.79

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73604558

GOVERNOR WASHER

$3.38

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71404078

PIN COTTER

$3.69

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95111902

SEAL GOVERNOR 365

$3.82

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95112230

THROTTLE LINKAGE R

$3.60

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95112231

THROTTLE LINKAGE S

$3.71

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95112232

GOVERNOR ARM

$21.23

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71004908

BOLT M6 X 21 GOV

$5.70

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71205015

Hex Nut

$5.83

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93205187

GOVERNOR SPRING

$5.46

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71004979

BOLT M6 X 18

$3.45

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71005310

BOLT M6 X 38

$3.35

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95115513

COMBINATION CONTRO

$24.99

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75005530

COMPONENT BRACKET

$3.35

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95112235

BREATHER HOSE ASSE

$12.18

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95112236

BREATHER HOSE CLAM

$3.28

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91905022A

CRANKCASE

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95112237

Crankcase Cover

$19.67

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95105156

PISTON RING SET

$23.74

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95111953A

PISTON PIN SNAP RI

$3.45

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95114677

PISTON

$47.59

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95111954

PIN PISTON 483

$8.31

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95112277

Connecting Rod

$67.72

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71005319

CONNECTING ROD BOL

$4.23

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95112201A

GASKET KIT EXTERNA

$33.73

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95112204A

GASKET KIT COMPLET

$87.88

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952Z4P90MUD

ENGINE COMPLETE

$1,470.77

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Found on Diagram: 4P90MUC Crankshaft & Crankcase Cover
95112238

CRANKSHAFT ASSEMBL

$260.98

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95111969

BEARING

$28.47

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751P10307A

WOODRUFF KEY

$2.04

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95112239

DIPSTICK ASSEMBLY

$26.85

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95112241

O RING

$3.52

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95112363

O RING

$3.52

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95112240

OIL FILL TUBE ASSE

$16.15

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71004980

BOLT M6 X 35

$3.45

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95111644

PLUG ENGINE 3/8 NP

$9.04

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95112242

REGULATOR W/BRKT

$46.55

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71504121

DOWEL PIN

$3.60

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95112243

BALL

$3.24

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95112244

SPRING

$3.48

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71005312

BOLT

$4.13

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73604557

CRANKSHAFT THRUST

$3.55

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95112245

BALANCE GEAR SHAFT

$27.01

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75112246

BALANCE GEAR SHAFT

$141.86

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73604559

BALANCEABLE THRUST

$3.60

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95112248

OIL PUMP ASSEMBLY

$60.40

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95112247

O RING

$3.63

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95112249

SUMP FILTER

$3.63

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95112250

FILTER SPRING

$3.52

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95112251

O RING

$3.63

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95112252

FILTER COVER

$5.84

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95111956

GOVERNOR GEAR/SHAF

$36.46

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71005313

BOLT M8 X 15

$3.60

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73604560

OIL DRAIN PLUG WAS

$3.71

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95112690

Engine Oil Filter

$17.24

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95112253

SCREW JOINT OIL FI

$6.93

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91905090

CRANKCASE COVER

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71004982

HEAD BOLT M8 X 54

$3.40

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95111375A

SEAL OIL

$13.67

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71005314

BOLT M8 X 43

$3.28

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95112194

OIL DRAIN PLUG ASS

$6.49

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Found on Diagram: 4P90MUC Cylinder Head
71005315

BOLT M5 X 10

$3.60

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95112265

COWL SHIELD

$24.29

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71005316

VALVE COVER BOLT M

$3.60

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95112266

VALVE COVER

$23.25

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95112267

Valve Cover Ringer

$8.20

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75111124

NUT PIVOT LOCKIN

$8.26

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75111123

NUT VALVE ADJUST

$9.18

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95111966

ROCKER ARM

$7.38

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71004962

Rocker Stud Bolt

$5.57

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95112268

PUSH ROD GUIDE

$6.49

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95112269

EXHAUST VALVE ADJU

$5.53

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95112080

Exhaust Valve Spring Retainer

$3.71

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95112078

VALVE SPRING

$3.52

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95111964A

SEAL INTAKE VALVE

$10.05

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95112077A

VALVE SPRING RETAI

$3.52

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95111337

VALVE KIT

$47.24

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95111337

VALVE KIT

$47.24

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95110292A

SPARK PLUG F6RTC

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71005317

BOLT M10 X 1.25 X

$5.64

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71005318

BOLT M10 X 1.25 X

$5.64

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95112202

CYLINDER HEAD KIT

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95112273

Cylinder Head Gasket

$42.76

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71504122

CYLINDER HEAD DOWE

$3.55

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95111335

PUSH ROD KIT

$22.14

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95111962

TAPPET 483 SU 201

$7.20

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73604561

CAMSHAFT THRUST WA

$3.55

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95114678

CAMSHAFT ASSEMBLY

$81.11

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95112329

SPARK ARRESTOR

$43.36

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71005344

SPARK ARRESTOR SCR

$3.60

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95112197

VALVE COVER KIT

$36.70

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95112201A

GASKET KIT EXTERNA

$33.73

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95112204A

GASKET KIT COMPLET

$87.88

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952Z4P90MUD

ENGINE COMPLETE

$1,470.77

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71004962

Rocker Stud Bolt

$5.57

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Found on Diagram: 4P90MUC Engine Shroud
95112311

COVER

$24.90

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71204290

NUT

$3.60

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75005320

SHROUD SPACER

$3.60

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95114454

STARTER/SHROUD STU

$7.64

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95111622A

FLEXIBLE CLAMP

$3.45

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71005305

HOOK BOLT

$3.60

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75114455

AIR SHIELD

$49.05

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Found on Diagram: 4P90MUC Ignition & Electrical
71004931

BOLT M6 X 28 ZIN

$5.76

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95112220

Ignition Coil Assembly

$78.19

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71204220

NUT M16 1.5

$5.64

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95112221

FAN MOUNTING PLATE

$9.67

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95112222B

COOLING FAN

$49.77

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91905089

FLYWHEEL

$219.51

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95112224

COIL ASSEMBLY CHAR

$84.87

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71004940

BOLT

$4.60

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95112279

COWL COVER SHIELD

$13.05

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Found on Diagram: 4P90MUC Muffler Assembly
71004916

BOLT FLANGE M6

$3.90

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71204219

NUT M8 1.25

$5.39

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95114468

MUFFLER ASSEMBLY

$132.58

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95112271

EXHAUST PIPE MUFFL

$5.53

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95114459

MUFF STUD M8 X 47

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95112278

WIRE MESH MUFFLER

$36.88

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71005051

BOLT

$5.66

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Found on Diagram: 4P90MUC Starter Assembly
71005306

BOLT M8 X 40

$3.60

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751P12207A

STARTER ASSEMBLY

$199.04

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71005307

SCREW M5 X 25

$3.35

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73604554

LOCK WASHER

$3.35

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73604556

WASHER

$3.60

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95112208

STARTER DRIVE END

$22.07

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95112211

BEARING

$3.60

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95112210

STARTER PINION/CLU

$80.27

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95112312

GEAR

$9.67

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95112209

BEARING

$3.60

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95112212

CLUTCH COVER

$34.49

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95112214

BEARING 6001ZZ

$12.70

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95112215

STARTER ARMATURE

$115.78

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95112216

BEARING

$10.17

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95112528

STARTER HOUSING AS

$89.48

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95112217

BOLT

$3.28

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73604554

LOCK WASHER

$3.35

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95112529

BRUSH ASM

$56.38

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95112219

STARTER END COVER

$17.92

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71005308

BOLT M6 X 100

$3.60

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71005309

BOLT M6 X 30

$24.45

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95112324

WATERPROOF WASHER

$3.35

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73604555

INSULATION WASHER

$3.35

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73604556

WASHER

$3.60

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73604477

LOCK WASHER

$5.35

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71205015

Hex Nut

$5.83

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71504120

DOWEL PIN

$3.60

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