McCulloch Chainsaw Parts List 211594-03 MS1846AV MS2046AV M1849AV MS2049 MAC 4600 4900 5500 PM1846AV PM2046AV PM1849AV PM2049AV PRO MAC 4700 5000 5500 Silver Eagle 2818 3020 TimberBear 20

46 / 49 / 55cc GASOLINE POWERED ANTI-VIBRATION (AV) CHAINSAWS

MS1846AV - 18 46cc

MS2046AV - - 20 46cc

M1849AV - - 18 49cc

MS2049 - - 20 49cc

MAC 4600 11- / 22- 600465-00 18 46cc

MAC 4600 11- / 22- 600465-01 20 46cc

MAC 4600 11- / 22- 600465-02 16 46cc

MAC 4600 11- 600465-07 46cc

MAC 4600 11- 600465-09 46cc

MAC 4600 11- 600465-12 46cc

MAC 4900 11- 600498-01 49cc

MAC 4900 11- / 22- 600498-02 20 49cc

MAC 4900 11- 600498-03 49cc

MAC 4900 11- 600498-08 49cc

MAC 4900 11- 600498-13 49cc

MAC 5500 22- 600555-00 55cc

PM1846AV - - 18 46cc

PM2046AV - - 20 46cc

PM1849AV - - 18 49cc

PM2049AV - - 20 49cc

PROMAC 4700 22- 600465-03

PROMAC 5000 22- 600498-20

PROMAC 5500 22- 600555-02 55cc

SILVER EAGLE 2818

SILVER EAGLE 3020

TIMBERBEAR 20 - - 20 49cc

TIMEBERBEAR 22- 600555-01 55cc

Engine Specs

Displacement, cc (ci) . . . . . . . . . .46cc (2.8ci)

. . . . . . . . . . . . . . . . . . . . . . . . . .49cc (3.0ci)

Bore, cc (ci) . . . . . . . . . . . . . . . . .46cc, 1.69 in. (43mm)

. . . . . . . . . . . . . . . . . . . . . . . . . .49cc - 1.74 in. (44mm)

Spark Plug . . . . . . . . . . . . . . . . . .92879-00

Spark Plug Gap . . . . . . . . . . . . . .0.025 in. (0.635mm)

Starter Rope Length . . . . . . . . . . .41 in. (104cm)

Max RPM (w/bar &chain) . . . . . .11,500

Clutch Engagement Speed . . . . . .3,500-3,800 RPM

Fuel Mix . . . . . . . . . . . . . . . . . . . .40:1

Fuel Tank Capacity . . . . . . . . . . . ..11.8 fl. oz (349ml)

Oil Tank Capacity . . . . . . . . . . . . ..22.7 fl. oz (671ml)

McCulloch products are identified by a model number (in this instance 600465) followed by a suffix number (00). Suffix numbers denote variations in parts or assemblies used in the manufacture of this product.

Illustrated Parts Lists (IPLs) contain a PART NUMBER, DESCRIPTION, UNITS per assembly and STOCKING CODE for each part.

Stocking Codes are:

A - Dealer stocked. Fast to medium moving part.

B - Distributor stocked. Medium to slow moving part.

C - Factory stocked. Slow moving part.

NOTE: The following explains symbols and footnotes in this IPL:

(-) A dash preceding a PART NUMBER indicates that it is a new part number, different from the one listed in the previous IPL for this unit.

(.) One or more dots (. Spring, Starter) preceding a part DESCRIPTION indicates the part is included in the kit or assembly described directly above the dot(s).

(-- --) If four dashes appear in place of a PART NUMBER, the part is not available individually but is included in the next higher assembly or subassembly.

Circled numbers preceding a DESCRIPTION footnote the part or assembly to additional information on the page.

(*) An asterisk denotes that choices follow or precede.

(†) Serial Number Prefix 21- denotes CARB approved unit -- all parts are interchangeable with Serial Number Prefix 11-.

Bar and Chain

Size - Bar Number - Chain Number - Specifications

16” - MC-323219-33 - MC-323218-33

18” - MC-323215-33 - MC-323214-33 - PMG320GLX

20” - MC-323217-33 - MC-323216-33

1 - FIGURE 2 Powerhead Asy 1

2 - FIGURE 4 Chain Brake Asy 1

3 - FIGURE 5 Rear Handle Asy 1

4 - FIGURE 3 Bar Information 1

5 - FIGURE 3 Chain Information 1

6 B MC-300730 Fuel/Oil Tank Asy (Black) 1

7 A MC-322199 Valve, Duckbill 2

8 A MC-300259 Filter, Foam 2

9 C MC-322859 Retainer, Vent 1

10 B MC-322883 Spacer 4

11 B MC-322647 Hose, Pulse 1

12 A MC-300869 Pickup, Fuel 1

13 A MC-301417 Isolator Asy Handle 1

14 A MC-322860 Hose, Fuel 1

15 A MC-224242-02 Primer, Remote 1

16 A MC-322861 Hose, Primer 1

17 B MC-111107 Bolt, Bar 5/16-18, Shoulder 2

18 C MC-218480 Hose, Oil 1

19 A MC-225062 Pickup, Oil 1

20 B MC-322867 Hose, Fuel/Oil 1

21 A MC-301112 Fuel Cap Asy 1

22 - -- -- Gasket 1

23 A MC-300917 Oil Cap Asy 1

24 - -- -- Gasket, Oil Cap 1

25 A MC-111142 O-Ring, .013 1

26 B MC-322658 Washer, Bar Bolt 1

27 A MC-520001-33 Bar Adj Screw Nut & Ring 1

28 - -- -- Nut, Bar Adjusting 1

29 C MC-322873 Plate, Bar 1

30 C MC-111143 Screw, 6-19 x .375 1

31 C MC-301612 Plate, Bar Guide 2

32 C MC-322880 Lever, Choke 1

33 B MC-300728 Rod, Choke 1

34 C MC-323339 Plug, Pulse Hose 1

35 C MC-301615 Plate, Flange 1

36 A MC-217937 Screw, 10-24x1 Torx 4

37 C MC-322665 Precleaner Asy 1

38 A MC-223357 Screw, 8-16 Plast 1

39 B MC-105976 Washer, #8 Plain 1

40 C MC-322666 Boot, Intake 1

*41 C MC-300226 Starter Asy (Yellow) 1

42 C MC-301914 Housing/Rope Guide Asy 1

43 - -- -- Housing, Starter (Yellow) 1

44 - -- -- Rope Guide 1

45 - -- -- Tube, Rope Guide 1

46 A MC-300475 Spring, Starter Rewind 1

47 B MC-300228 Pulley, Starter 1

48 B MC-300229 Pawl, Starter 2

49 C MC-300230 Plate, Starter 1

50 C MC-300231 Spring, Friction 1

51 C MC-300232 Spacer, Starter 1

52 C MC-300233 Screw, Shoulder 1

53 A MC-300234 Rope, Starter 45” 1

54 A MC-87851 Handle, Starter 1

55 A MC-223944 Bushing, Starter 1

56 B MC-111157 Spacer, 10x.135 1

57 C MC-111111 Screw, 10-14x.625 Torx 3

58 A MC-217935 Screw, 10-24x.5 Torx 1

59 B MC-111068 Screw, 10-14x1.38 Torx 1

60 C MC-322671 Handle, Front 1

61 A MC-300292 Retainer, Nut 2

62 A MC-218005 Nut, Sq 10-24 2

63 C MC-111117 Screw, 10-14x1 Plast 2

64 C MC-300296 Screw, 10-24x.5 PnHdTorx 2

65 C MC-301419 Top Cover Asy (Black) 1

66 C MC-111110 Screw, 10-14x2 2

67 C MC-111109 Screw, 10-14 Torx Hd 1

68 A MC-300922 Air Cleaner Asy 1

69 C MC-322659 Cover, Air Cleaner (Black) 1

70 A MC-111099 Screw, k10-24x.625 PnHdTorx 2

71 C MC-302416 Isolator Asy 1

72 C MC-323344 Cable Asy, AV Spring 1

73 C MC-325172 Plate, Flange 1

11600465-00 11600465-01

11600465-02 11600465-07

11600465-09 11600465-12

11600498-01 11600498-02

11600498-03 11600498-08

11600498-13

11600465-03 11600498-04

11600465-08 11600498-09

Powerhead Assembly

1 A MC-301912 Kit, Oil Pump Asy 1

2 A -- -- Pump Asy, Oil 1

3 A MC-322182 Fitting 2

4 C MC-322635 Screw, Adj 1

5 B MC-301913 Kit, Gear/Plunger Asy 1

6 - -- -- Piston/Gear Asy 1

7 - -- -- Spring, Comp 1

8 - -- -- O-ring 1

9 A MC-110582 Washer 1

10 B MC-111162 O-Ring, 1.625x.06 1

11 A MC-323435 Washer, Felt 1

12 B MC-322864 Connector, Oil Pump 1

13 C MC-322662 Gear, Worm 1

14 C MC-322884 Washer 1

15 B MC-323126 Seal, Felt 1

16 C MC-111108 Screw, #8 Plast 3

17 C MC-322856 Washer, Clutch Drum 1

18 C MC-111104 Bearing, 10x13x13mm 1

19 A MC-301338 Drum/Sprocket Asy, .325x8T 1

*20 A MC-300726-01 Clutch Asy, Old, Threaded 1

20 A MC-9228-310210 Clutch Asy, New, No Thread 1

21 A MC-322848 Flywheel 1

22 A MC-110961 Nut, Hex 5/16-24 1

23 B MC-301759 Ignition Asy 1

24 A MC-223884 Kit, Spark Plug Wire 1

25 A MC-102556 Connector, Spark 1

26 A MC-95266 Boot, Spark Plug 1

27 A MC-215533-0 1 Grommet, H/T Lead 1

28 A MC-110995 Grommet, S/Plug Wire 1

29 A MC-217936 Screw, Tr 10-24x.75 Torx 1

30 C MC-322881 Contact, Ground 1

31 B MC-322854 Spacer, Nut 10-24x.834 1

32 B MC-322855 Stud, 10-24x1.105 1

33 A MC-92879 Spark Plug, RDJ8J 1

34 C MC-322853 Baffle, Muffler Gasket 1

35 C MC-300923 Muffler Asy 1

36 C MC-300720 Screw, Muffler 2

37 - -- -- Body Asy, Muffler 1

38 A MC-217935 Screw, 10-24x.5 Tr Torx 1

39 - -- -- Baffle, Muffler 1

40 B MC-300719 Screen, Spark Arrester 1

41 - -- -- Body, Muffler, Outer 1

42 B MC-301609 Lock Plate 1

43 A MC-216649 Nut, 10-24 Hex Lock 2

44 C MC-322655 Eyelet, Boot 1

45 C MC-322649 Flange, Boot 1

46 B MC-219881 Screw, 10-24x.62 TrHdTorx 2

47 C MC-322648 Boot, Carburetor 1

48 C MC-322656 Eyelet, Carburetor 1

49 C MC-322650 Flange, Carburetor 1

50 A MC-323536 Gasket, Carburetor 1

51 C MC-322879 Boot, Carburetor 1

52 - FIGURE 6 Carburetor Asy 1

53 C MC-322652 Bracket, Carburetor 1

54 C MC-322653 Boot, Intake 1

55 C MC-322654 Spring, Garter 1

56 C MC-111105 Screw, 10-24, Carb Clamp 2

57 A MC-216635 Washer, Special #10 2

58 - -- -- C’shaft/ConRod/Bearing Asy 1

59 C MC-215946 Bearing, Ball 2

60 A MC-300222 Seal, Crankshaft 2

61 A MC-102164 Key, Wdf #206 1

62 - -- -- Crankcase/Fitting Asy 1

63 - -- -- Fitting, Pulse Line 1

64 C MC-323395-01 Clamp, Wire, Hose 1/4” 1

65 B MC-323433 Conduit, Flex 1

66 - -- -- Piston Asy, 46cc 1

66 - -- -- Piston Asy, 49cc 1

67 - -- -- Pin, Piston 1

68 - -- -- Bearing, Piston Pin 1

69 - -- -- Ring, Retaining 2

70 - -- -- Ring, Piston, 46cc 1

70 - -- -- Ring, Piston, 49cc 1

71 A MC-300292 Retainer, Nut 4

72 A MC-218005 Nut, 10-24 Sq 4

73 C MC-111095 Screw, 10-24x2.75 Torx 4

74 A MC-216683 Washer, #10 Special 4

75 B MC-301926 Short Block Asy 1

11600465-00 11600465-01

11600465-02 11600465-03

11600465-07 11600465-08

11600498-01 11600498-02

11600498-03 11600498-04

11600498-08 11600498-08

11600465-09 11600465-12

11600498-13

11600465-00 11600465-01

11600465-02 11600465-03

11600465-07 11600465-08

11600465-09 11600465-12

11600498-01 11600498-02

11600498-03 11600498-04

11600498-08 11600498-09

11600498-13

Chain Brake

A MC-300723 Chain Brake, Inertia (Yellow) 1

2 C MC-110737 Clip, “U” 1

3 - -- -- Latch Asy, Chain Brake 1

4 - -- -- Pin, Brake Band 1

5 - -- -- Pin, Latch 1

6 - -- -- Slider 1

7 - -- -- Pivot, Latch 1

8 C MC-322886 Screw, Band Anchor 1

9 - -- -- Flat, Brake 1

10 - -- -- Washer, “D” 1

11 - -- -- Waher, Spring 1

12 - -- -- Lever Pivot 1

13 - -- -- Pin, Spring Hook 1

14 C MC-323537 Band, Brake 1

15 C MC-218079 Ring, Retaining 1

16 B MC-217440 Spring, Chain Brake 1

17 B MC-218641 Stop, Chain 1

18 B MC-111226 Screw, 10-24x.62 TrHdTorx 3

19 B MC-301614 Spike 1

20 C MC-111169 Screw 2

21 A MC-218315 Nut, 10-24 2

22 B MC-219058 Label, Safety 1

23 A MC-322885 Nut, Bar 5/16-18 2

Rear Handle

1 C MC-301916 Handle/Trigger Asy 1

2 A MC-300727 Cable, Throttle 1

3 A MC-300297 Washer, .19idx.68od 1

4 A MC-111180 Screw, 8-16x.5 Torx 1

5 C MC-322870 Release, Trigger 1

6 C MC-322869 Trigger 1

7 C MC-322875 Spring, Trigger 1

8 C MC-322876 Spring, High Idle 1

9 C MC-322874 Latch, High Idle 1

10 C MC-322878 Grommet, Throttle 1

11 C MC-322670 Frame, Rear 1

12 C MC-301397 Cover Asy, Handle 1

13 B MC-224245 Button, Stop Switch 1

14 B MC-62451 Contact, Ignition Switch 1

15 B MC-322851 Wire Asy 1

16 B MC-111069 Screw, 8-16x.375 Plast 2

17 C MC-322881 Contact, Ground 1

18 A MC-322852 Wire, Ground Asy 1

19 A MC-111113 Screw, Rear Frame Cover 3

20 A MC-111180 Screw, 8-16x.5 Torx 1

21 A MC-300299 Screw, 8-16x1 Torx Plast 1

22 A MC-301417 Isolator Asy, Handle 1

23 C MC-323344 Safety Cable Asy 1

Carburetor

 B MC-322657-04 Carburetor, Walbro WT463

1 -- -- Screw, Pump Cover 1

2 -- -- Cover, Fuel Pump 1

3 -- -- Screw, Idle Adjustment 1

4 -- -- Spring 1

5 -- -- Gasket, Fuel Pump 1

6 -- -- Diaphragm, Fuel Pump 1

7 -- -- Screen Fuel Inlet 1

8 -- -- Shaft Asy, Throttle 1

9 -- -- Spring, Throttle Return 1

10 -- -- Shutter, Throttle 1

11 -- -- Shaft Asy, Choke 1

12 -- -- Shutter, Choke 1

13 -- -- Screw, Shutter and Choke 2

14 -- -- Ring, Shaft Retainer 1

15 -- -- Lever, Throttle 1

16 -- -- Spring, Choke Friction 1

17 -- -- Ball, Choke Friction 1

18 -- -- Plug 1

19 -- -- Ring, Screen Retainer 1

20 -- -- Screen, Check Valve 1

21 -- -- Seat Asy, Check Valve 1

22 -- -- Screw, Metering Cover 4

23 -- -- Cover, Metering Diaphragm 1

24 -- -- Diaphragm Asy, Metering 1

25 -- -- Gasket, Metering Diaphragm 1

26 -- -- Pin, Metering Lever 1

27 -- -- Lever, Metering 1

28 -- -- Spring, Metering Lever 1

29 -- -- Screw, Metering Lever Pin 1

30 -- -- Valve, Inlet Needle 1

31 -- -- Plug, Welch 1

32 -- -- Plug, Welch 1

33 -- -- Nozzle Asy, Check Valve 1

34 -- -- O-ring, High Needle 1

35 -- -- Washer, High Needle 1

36 -- -- Needle, Idle 1

37 -- -- Spring, Idle Needle 1

38 -- -- Needle, High 1

39 -- -- Spring, High Needle 1

40 -- -- Limiter Cap, High Speed 1

41 -- -- Limiter Cap, Low Speed 1

42 -- -- Retainer, Limiter 1

325520 Kit, Carburetor Repair,Walbro (A1137WT)

301042 Kit, Gasket/Diaphragm , Walbro (B1110WT)

Torque Specs

DESCRIPTION - FASTENER NUM. - TORQUE (IN/LBS) - LOCTITE (IF REG.)

C’Case to Fuel/Oil Tank - 217937 - 55-60 - 262

Flywheel Nut - 110961 - 175-185 - 242

Ignition Screw - 217936 - 45-50 - 242

Ign. Spacer Nut - 322854 - 45-50 - 242

Spark Plug - 92879-00 - 110-120

Muffler Screws - 217935 - 45-50 - 262

Muffler Nuts - 216682 - 50-55 - 133A

Carb Boot Flange - 219881 - 45-50 - 262

Carburetor Flange - 111105 - 25-30 - 242

C’Case to Cylinder - 111095 - 70-80 - 262

The policy of McCulloch is one of continual improvement in design, manufacturing and engineering advancement wherever possible to assure still finer power tools. Hence, specifications, equipment colors, design and manufacturer’s suggested list prices are subject to change without notice. McCulloch reserves the right to make such changes without prior notification or obligation to backfit or supply backfit components for units previously shipped from the factory.

P/N 211594-03

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