Item No.

Description

1

COMPRESSOR CRANKCASE

2

CRANKSHAFT AND POWER END

3

LUBE OIL PUMP (not shown)

4

OIL PRESSURE RELIEF VALVE AND FILTER

5

LOW PRESSURE CYL., HEAD, PISTON AND ROD

6

LOW PRESSURE SUCTION UNLOADING VALVE (not shown)

7

LOW PRESSURE DISCHARGE VALVE (not shown)

8

HIGH PRESSURE CYL., HEAD, PISTON AND ROD

9

HIGH PRESSURE SUCTION UNLOADING VALVE (not shown)

10

HIGH PRESSURE DISCHARGE VALVE (not shown)

11

INTERCOOLER AND FITTINGS

12

WATER AND UNLOADER PIPING                                                                              

Ref. No.

Part

Number

QTY 

Description

-1

40016771

1

COMPRESSOR.. Air - WBO-8103 - Water cooled

-2

9310234

1

CRANKCASE ASSEMBLY.. Compressor - Three cylinder

-3

9566640

2

PIN.. Dowel

-4

428988

2

PLUG.. Pipe - Oil line

-5

103870

3

PLUG.. Pipe - Square head - 3/4 inch

-6

9502921

1

TUBE.. Crankcase oil return (not shown)

-7

179838

16

BOLT.. Hex head 3/8-16 x 7/8 - Plate mounting

-8

8271511

1

PLATE.. Inspection

-9

8214165

1

GASKET.. Inspection plate

-10

8083575

1

GASKET.. Oil gauge inspection plate

-11

8267926

1

PLATE.. Oil gauge inspection

-12

8268732

1

GASKET.. Oil filler body

-13

8267927

1

BODY.. Oil filler

-14

179847

2

BOLT.. Hex head 3/8-16 x 2 - Filler body mounting

-15

8102043

1

BOLT.. Drilled hex head 3/8-16 x 7/8

-16

8268731

1

GASKET.. Oil filler plug

-17

8267928

1

PLUG.. Oil filler body

-18

8315266

1

GAUGE.. Oil level float

-19

8083579

1

GASKET.. Crankcase breather body

-20

179882

2

BOLT.. Hex head 1/2-13 x 1-1/8 - Breather mounting

-21

8271512

1

BREATHER ASSEMBLY.. Crankcase

-22

8271125

1

BODY.. Breather

-23

8238946

1

CAP.. Breather valve

-24

9519501

1

VALVE ASSEMBLY.. Breather discharge

-25

8238935

1

GASKET.. Breather valve to body

-26

8317897

AR

WIRE.. Lock - Breather cap - 16 inches long (not shown)

Ref. No.

Part

Number

QTY 

 Description

-2

9553010

1

CRANKSHAFT ASSEMBLY.. Single end compressor

-3

9339050

1

  PLUG.. Orifice

-4

428988

1

  PLUG.. Pipe

-5

102592

1

  SCREW.. Set - Socket head 3/8-16 x 3/8

-6

8039762

1

  NUT.. Hex - Crankshaft end

-7

9339051

1

GEAR.. Driver

-8

8083552

2

BEARING.. Main roller

-9

8083555

1

GASKET.. Bearing end - Opposite intercooler side

-10

8338019

1

PLATE.. Bearing end - Opposite intercooler side

-11

444687

2

PLUG.. Pipe - Hex socket 1/8-27

-12

271558

8

BOLT.. Hex had 5/8-11 x 1-1/2

-13

9572073

2

GASKET.. Bearing cover plate - Intercooler side

-14

8083557

6

SHIM.. Side bearing plate - .005 inch thick

-15

8083558

6

SHIM.. Side bearing plate - .007 inch thick

-16

8083559

4

SHIM.. Side bearing plate - .010 inch thick

-17

8083556

1

PLATE.. Bearing cover

-18

271556

6

BOLT.. Hex head 5/8-11 x 1-1/4 - Cover plate

-19

9311033

1

RING.. Oil introducing - Brass

-20

9311032

2

RING.. Piston - Compressor

-21

9311031

1

RING.. Retaining - Compressor

-22

8341228

1

SEAL.. Oil - Rubber

-23

179887

1

BOLT.. Hex head 1/2-13 x 1-3/4 - Side plate

-24

103878

2

PLUG.. Pipe - Square head 1/4 inch - Bearing cover plate

-25

40060411

1

KIT.. Air compressor - pump included (Not shown)

Ref.No.

Part

Number

Description

-2

9311027

1

PUMP ASSEMBLY.. Oil - Gear driven - Air compressor

-3

9573936

1

  BODY.. Oil pump

-4

9566462

2

  BEARING.. Roller

-5

9566636

1

  WASHER.. Lock - Bearing

-6

9566639

1

  NUT.. Lock - Bearing

-7

9561732

1

  GASKET.. Oil pump to body

-8

9566638

1

  PUMP.. Lube oil

-9

103320

4

  WASHER.. Lock 5/16

-10

9573992

4

  BOLT.. Pump/Body mounting

-11

9566637

1

GEAR.. Drive

-12

9531877

1

GASKET.. Oil pump to crankcase

-13

103323

2

WASHER.. Spring lock 1/2

-14

179885

2

BOLT.. Drilled hex head 1/2-13 x 1-1/2 - Oil pump body to crankcase

-15

9572090

1

GASKET.. Connector to oil pump body

-16

103320

2

WASHER.. Lock 5/16

-17

179817

2

BOLT.. Hex head 5/16-18 x 7/8 - Connector to oil pump body

-18

9557446

1

PIPE ASSEMBLY.. Suction - Oil pump inlet

Ref. No.

Part

Number

Description

-2

8493808

1

VALVE ASSEMBLY.. Oil pressure relief - Air compressor

-3

8493862

1

  VALVE.. Pressure relief

-4

8493863

1

  SPRING.. Relief valve

-5

8493864

1

  SCREW.. Pressure adjusting

-6

8493810

3

GASKET.. Ring - Relief valve

-7

103878

2

PLUG.. Square head 1/4 MPT

-8

8379606

1

BODY.. Oil relief valve

-9

9572091

1

GASKET.. Oil relief valve to crankcase

-10

179848

4

BOLT.. Hex head 3/8-16 x 2-1/4 - Valve mounting

-11

9311036

1

STUD.. Oil filter to oil relief valve

-12

9311037

1

FILTER.. Spin-on - Compressor oil

Ref. No.

Part

Number

Description

-2

8237532

2

HEAD.. Low pressure cylinder

-3

271560

16

BOLT.. Hex head 5/8-16 x 1-3/4 - Valve cover to head

-4

8083349

4

GASKET.. Water flange

-5

8237530

2

PLATE.. Water opening

-6

179838

4

BOLT.. Hex head 3/8-16 x 7/8

-7

40055479

2

GASKET.. Head to cylinder

-8

9518774

2

CYLINDER.. Low pressure

-9

271611

8

BOLT.. Hex head 3/4-10 x 2 - Cylinder mounting

-10

8282734

8

WASHER.. Lock 3/4

-11

8442579

16

BOLT.. Hex head 5/8-11 x 1-1/2 - Cylinder to head mounting

-12

8204460

2

GASKET.. Cylinder to crankcase

-13

8267599

4

RING.. Piston - Compression - Low pressure

-14

8215101

2

RING.. Piston - Oil control - Low pressure

-15

40017901

2

PISTON ASSEMBLY.. Low pressure

-16

8338022

4

  BUSHING.. Piston

-17

8063258

2

PIN.. Piston

-18

8033545

2

ROD ASSEMBLY.. Connecting - Low pressure

-19

8363799

4

  BOLT ASSEMBLY.. Connecting rod - With nuts

-20

8360510

4

  BOLT.. Round head 5/8-11 x 4-3/32

-21

102639

4

  NUT.. Hex 5/8-11

-22

40007009

4

  NUT.. Hex lock 5/8-11 - Spring steel

-23

9571980

4

BEARING.. Connecting rod

-24

8063255

2

BOLT.. Drilled hex head 1/2-20 x 2 - Piston pin clamp

-25

8159750

1

GASKET.. Cover to cylinder

-26

8159749

1

COVER.. Water jacket - Cylinder

-27

179881

4

BOLT.. Hex head 1/2-13 x 1

Ref. No.

Part

Number

Description

-2

9319947

2

VALVE ASSEMBLY.. Low pressure suction unloading - Air compressor

-3

8083591

2

BUMPER.. Suction valve

-4

9098117

12

SPRING.. Valve - Stainless steel

-5

8083590

2

VALVE.. Outer - Disc

-6

8063274

2

VALVE.. Inner - Disc

-7

8083592

2

GASKET.. Seat

-8

40026943

2

SEAT.. Suction valve

-9

181429

2

BOLT.. Hex head 1/2-20 x 1-1/4

-10

8057790

2

SPRING.. Lower plunger

-11

8057791

2

PLUNGER.. Lower unloader

-12

8083598

2

GASKET.. Valve cover - Suction unloading

-13

8057793

2

PLATE.. Cover - Suction unloading valve

-14

179838

12

BOLT.. Hex head 3/8-16 x 7/8

-15

8091459

2

VALVE KIT.. Unloader - Piston type (not shown as an assembly)

-16

9572072

2

GASKET.. Upper plunger cover

-17

8120269

2

COVER.. Upper plunger

-18

9572071

2

GASKET.. Cap to cover

-19

8120265

2

SPRING.. Upper plunger

-20

8120268

2

PLUNGER.. Upper unloader

-21

8120259

2

RING.. Upper plunger

-22

8120273

2

CAP.. Valve cover

-23

179881

4

BOLT.. Hex head 1/2-13 x 1 - Cap mounting

Ref. No.

Part

Number

Description

-2

8424968

2

VALVE ASSEMBLY.. Low pressure discharge - Air compressor

-3

8083592

2

  GASKET.. Seat

-4

8083602

2

  SEAT ASSEMBLY.. Valve

-5

8360634

2

  STUD.. Valve seat - Special

-6

8083590

2

  VALVE.. Outer - Disc

-7

8063274

2

  VALVE.. Inner - Disc

-8

9098117

18

  SPRING.. Valve - Stainless steel

-9

8433091

2

  BUMPER.. Valve

-10

8038967

2

CLAMP.. Valve

-11

40054412

2

GASKET.. Valve cover - Pressure discharge - Replaces 9572068

-12

8038970

2

PLATE.. Valve cover

-13

8083298

2

GASKET.. Set screw to cover plate

-14

138878

2

SCREW.. Set - 5/8-11 x 2-1/2

-15

8038969

2

NUT.. Hex 5/8-11 - Crown

Ref. No.

Part

Number

Description

-2

8347435

1

HEAD.. High pressure cylinder

-3

271560

8

BOLT.. Hex head 5/8-11 x 1-3/4

-4

272552

4

BOLT.. Hex head 5/8-11 x 5-3/4

-5

40055203

1

GASKET.. Head to cylinder

-6

8347434

1

CYLINDER.. High pressure

-7

179881

4

BOLT.. Hex head 1/2-13 x 1

-8

8159749

1

COVER.. Inspection plate

-9

40055204

2

GASKET.. Inspection plate

-10

271558

4

BOLT.. Hex head 5/8-11 x 1-1/2

-11

8256305

1

FLANGE.. Water inlet

-12

271611

4

BOLT.. Hex head 3/4-10 x 2

-13

8282734

4

WASHER.. Lock 3/4

-14

8204460

1

GASKET.. Cylinder to crankcase

-15

8267600

3

RING.. Piston - Compression - High pressure

-16

8215109

1

RING.. Piston - Oil control - High pressure

-17

40017903

1

PISTON.. High pressure - Includes Ref No. 18 and 19

-18

274621

4

RING.. Retaining - Piston

-19

8422002

BEARING.. Piston

-20

8422001

1

PIN.. Piston

-21

8033545

1

ROD ASSEMBLY.. Connecting - High pressure

-22

8363799

2

  BOLT ASSEMBLY.. Connecting rod (not shown as an assembly)

-23

8360510

2

    BOLT.. Hex head 5/8-11 x 4-3/32

-24

102639

2

    NUT.. Hex 5/8-11

-25

40007009

2

    NUT.. Lock 5/8-11 - Spring steel

-26

9571980

2

  BEARING.. Connecting rod

-27

8063255

1

  BOLT.. Drilled hex head 1/2-20 x 2 - Piston pin clamp

-28

8271437

1

  RING SET.. Compression/Oil - Includes Ref No. 15 and 16 (Not shown)

Ref. No.

Part

Number

Description

-2

9319946

1

VALVE ASSEMBLY.. High pressure suction unloading - Air compressor

-3

40026942

1

  BUMPER.. Suction valve - Formerly 8083285

-4

9098117

6

  SPRING.. Suction valve

-5

8063273

1

  VALVE.. Outer - Disc

-6

8063274

1

  VALVE.. Inner - Disc

-7

8063286

1

  GASKET.. Seat

-8

40026943

1

  SEAT.. Valve - Formerly 8083284

-9

181429

1

BOLT.. Hex head 1/2-20 x 1-1/4

-10

8057790

1

SPRING.. Lower plunger

-11

8057452

1

PLUNGER.. Lower unloader

-12

8057796

1

CLAMP.. Valve

-13

40054840

1

GASKET.. Valve cover - Suction unloading - Replaces 9572069

-14

8057798

1

PLATE.. Cover - Suction unloading valve

-15

8091460

1

VALVE KIT.. Unloader - Piston type (not shown as an assembly)

-16

9572072

1

  GASKET.. Upper plunger cover

-17

8120269

1

  COVER.. Upper plunger

-18

9572071

1

  GASKET.. Cap to cover

-19

8120265

1

  SPRING.. Upper plunger

-20

8120268

1

  PLUNGER.. Upper unloader

-21

8120259

1

  RING.. Upper plunger

-22

8120271

1

  CAP.. Valve cover

-23

179881

2

  BOLT.. Hex head 1/2-13 x 1 - Cap mounting

-24

179838

3

BOLT.. Hex head 3/8-16 x 7/8

-25

8083325

3

GASKET.. Set screw

-26

138722

3

SCREW.. Set 3/8-16 x 2-1/4

-27

8083324

3

NUT.. Hex 3/8-16 - Crown

-28

103878

1

PLUG.. Pipe -1/4T (not shown)

Ref. No.

Part

Number

Description

-2

8424969

1

VALVE ASSEMBLY.. High pressure discharge - Air compressor

-3

8063286

1

  GASKET.. Seat

-4

40011353

1

  SEAT ASSEMBLY.. Valve

-5

8360634

1

    BOLT.. Hex head 1/2-20 x 1-1/4

-6

8063273

1

  VALVE.. Outer - Disc

-7

8063274

1

  VALVE.. Inner - Disc

-8

9098117

9

  SPRING.. Valve - Stainless steel

-9

9081202

1

  BUMPER.. Valve

-10

8063304

1

CLAMP.. Valve

-11

40054840

1

GASKET.. Valve cover - Replaces 9572069

-12

8083300

1

PLATE.. Valve cover

-13

8083298

1

GASKET.. Set screw to cover plate

-14

138877

1

SCREW.. Set - 5/8-11 x 2-1/4

-15

8038969

1

NUT.. Hex 5/8-11 - Crown

Ref. No.

Part

Number

Description

-2

8260344

1

INTERCOOLER ASSEMBLY.. Compressor - Two plates

-3

8191102

1

  TANK.. Top

-4

40050777

4

  GASKET.. Intercooler - Top and bottom tank to core

-5

8271510

1

  SPACER.. Top tank to core

-6

8271513

1

  CORE.. Intercooler

-7

8271509

1

  SPACER.. Bottom tank to core

-8

8191107

1

  TANK.. Bottom

-9

180079

46

  BOLT.. Hex head 5/16-18 x 1 - Top and bottom tank to core

-10

8282734

126

  WASHER.. Lock 5/16

-11

179824

2

  BOLT.. Hex head 5/16-18 x 1-3/4 - Core to top tank

-12

40010231

1

  PLATE.. Intercooler cover - Compressor side

-13

9572078

2

  GASKET.. Cover plate to core

-14

40010230

1

  PLATE.. Intercooler cover - Opposite compressor side

-15

179816

74

BOLT.. Hex head 5/16-18 x 3/4 - Cover plate to core

-16

9572060

2

GASKET.. Inlet elbow to low pressure head

-17

8067250

1

ELBOW.. Intercooler inlet - Right hand side

-18

179887

8

BOLT.. Hex head 1/2-13 x 1-3/4 - Inlet elbow to intercooler

-19

103323

8

WASHER.. Lock 1/2

-20

179882

16

BOLT.. Hex head 1/2-13 x 1-3/8 - Inlet elbow to low pressure head and manifold to intercooler and high pressure head

-21

8067249

1

ELBOW.. Intercooler inlet - Left hand side

-22

40050988

2

GASKET.. Inlet elbow to intercooler - Replaces 9572062

-23

102637

8

NUT.. Hex 1/2-13 - Inlet elbow to intercooler

-24

8063183

1

COCK.. Drain valve - 1/4 MPT

-25

8310077

1

VALVE.. Safety - Intercooler - Air compressor

-26

40050988

1

GASKET.. Manifold to high pressure head

-27

8237534

1

CONNECTOR.. Manifold - Intercooler to high pressure head

-28

40073802

1

GASKET.. Connector to intercooler

-29

103878

1

PLUG.. Square head 1/4 MPT

Ref. No.

Part

Number

Description

-2

8249904

1

MANIFOLD ASSEMBLY.. Water inlet

-3

9567282

2

CONNECTOR.. Tube - 3/4PT x 1/2PT

-4

40017905

1

MANIFOLD.. Intercooler inlet

-5

9567281

1

CONNECTOR.. Tube

-6

9567277

1

ELBOW.. Tube - 1/2PT x 1/2PT x 90°

-7

40000399

1

FITTING.. 5/8T

-8

40000401

2

DEFLECTOR.. Intercooler inlet tube

-9

9567280

4

CONNECTOR.. Tube

-10

8335817

1

TUBE.. Outlet - Right hand side

-11

40083398

5

GASKET.. Water manifold flange

-12

179838

10

BOLT.. Hex head 3/8-16 x 7/8 - Flange mounting

-13

8293206

2

PIPE ASSEMBLY.. Head to head

-14

8433085

1

MANIFOLD.. High pressure water outlet

-15

9669803

1

TUBE.. Outlet - Left hand side

-16

8440634

1

DEFLECTOR.. High pressure inlet tube

-17

40001671

1

HOSE.. Adapter

-18

119098

1

ELBOW.. Pipe - 1/2PT

-19

9558364

1

HOSE.. High pressure inlet

-20

8357300

1

CONNECTOR.. Tube

-21

8307091

1

TUBE.. Center head to tee

-22

8037147

2

ELBOW.. Tube - 1/4MPT x 3/8T x 90°

-23

8307092

1

TUBE.. Tee to right hand side

-24

8357301

1

TEE.. Tube

-25

140569

1

CLIP.. Tube

-26

113974

1

SCREW.. Round head 1/4-20 x 3/8 - Tube clip mounting

-27

8307090

1

TUBE.. Tee to left hand side

-28

40030175

1

TUBE.. Intercooler inlet

-29

40030176

1

TUBE.. Cylinder inlet

-30

40000400

1

ELBOW.. Tube - 3/4 - Cylinder inlet

-31

40084894

1

KIT.. Hose - Air compressor - (Not shown)