CS-550 EVL - Echo Chainsaw Engine, Crankcase, Intake Parts Diagram

Dimensions: 400 x 255 x 280 mm Weight (dry engine): 6.0 kg (13.2 lb) Engine: air-cooled 2-stroke single-cylinder, 54.7 cc (3.33 cu in) Carburetor: Walbro HDA diaphragm Ignition: CDI flywheel magneto, NGK BPM7A spark plug Starter: recoil Transmission: automatic centrifugal clutch Fuel: 25 : 1 gasoline-oil mix (50 : 1 with special oil) Fuel tank: 0.50 L (16.9 fl oz) Chain-oil tank: 0.25 L (8.5 fl oz) Features: front hand guard, guide bar cover, spike bumper Chain options: 9" Echo low-kick-guard; Oregon 16a50 7929, 7930, 30590, 30591, 7331 Chain brake only for CS-550EVLP.

Engine, Crankcase, Intake Parts Diagram

  • Title

5

Echo 88021014330

SPIKE, BUMPER
(Superseded to Discontinued)

$

$

Not available

6

Echo 90010605012

BOLT 5×12

$1.49

$

In Stock, Qty 20+

0

7

Echo 433020-00830

LOCKNUT - 5
(Superseded to 90056000005)

$1.49

$

In Stock, Qty 7

0

8

Echo 43301611031

SCREW, ADJUSTER

$4.99

$

In Stock, Qty 20+

0

9

Echo 43302811030

CLIP

$0.99

$

In Stock, Qty 20+

0

10

Echo 43301402830

TENSIONER, CHAIN

$5.99

$

In Stock, Qty 18

0

11

Echo 900242-04010

SCREW 4×10

$0.99

$

In Stock, Qty 20+

0

12

Echo 900242-05010

SCREW 5×10

$0.99

$

In Stock, Qty 20+

0

13

Echo 10092112331

CUSHION

$9.99

$

Usually ships in 2-4 days

0

14

Echo 43300012830

CHAIN CATCHER KIT
(Superseded to Discontinued)

$

$

Not available

15

Echo 90022005025

SCREW 5×25

$0.99

$

In Stock, Qty 19

0

16

Echo 900600-00005

WASHER, FLAT 5.5×10×0.8

$0.99

$

In Stock, Qty 20+

0

17

Echo 100213-02830

SEAL, OIL 18

$7.99

$

In Stock, only 1 left!

0

18

Echo 90016205030

BOLT 5×30

$1.49

$

In Stock, only 2 left!

0

19

Echo 10020015230

CRANKCASE KIT
(Superseded to Discontinued)

Note: Includes 20.

$

$

Not available

19A

Echo 10020015230

CRANKCASE KIT
(Superseded to Discontinued)

Note: See Ref No. 19, Crankcase set, P/N 10020015230

$

$

Not available

19B

Echo 10020015230

CRANKCASE KIT
(Superseded to Discontinued)

Note: See Ref No. 19, Crankcase set, P/N 10020015230

$

$

Not available

20

Echo V622000020

PIN, LOCATING 4

$0.99

$

In Stock, only 4 left!

0

21

Echo 10024215230

GASKET, CRANKCASE
(Superseded to Discontinued)

$

$

Not available

22

Echo 90070200035

RING, SNAP 35

$2.49

$

In Stock, Qty 8

0

23

Echo 90081006202

BEARING, BALL 6202

$11.99

$

In Stock, Qty 12

0

24

Echo 100213-00310

SEAL, OIL

$6.49

$

In Stock, Qty 18

0

25

Echo 13011014330

PIPE, IMPULSE 3×6×75

Note: RePower BULK OPTION: 90014

$3.49

$

In Stock, Qty 12

0

26

Echo 10010017330

CRANKSHAFT ASSY
(Superseded to 10010013730)

$

$

Not available

27

Echo 10014212330

KEY, WOODRUFF

$1.99

$

In Stock, Qty 20+

0

28

Echo 10001417330

WASHER, THRUST
(Superseded to V307000050)

$5.99

$

In Stock, only 3 left!

0

29

Echo 100012-12330

BEARING, NEEDLE
(Superseded to 10001212331)

$13.99

$

In Stock, only 1 left!

0

30

Echo 10001017330

PISTON
(Superseded to 10000017330)

$94.99

$

Usually ships in 2-4 days

0

31

Echo 100013-00410

PIN, PISTON

$8.49

$

Usually ships in 2-4 days

0

32

Echo 100015-00120

RING, SNAP 8

$0.99

$

In Stock, Qty 10

0

33

Echo 10001117330

RING, PISTON

$8.99

$

Usually ships in 2-4 days

0

34

Echo 10101117330

CYLINDER
(Superseded to Discontinued)

$

$

Not available

35

Echo 10101017330

GASKET, CYLINDER
(Superseded to 10101017331)

$

$

Not available

36

Echo 90016205020

BOLT 5×20

$1.49

$

In Stock, Qty 20+

0

37

Echo 13003412331

SEAL

$5.99

$

Usually ships in 2-4 days

0

38

Echo 90024105010

SCREW 5×10

$0.99

$

In Stock, only 3 left!

0

39

Echo 13050812331

ADAPTOR, INTAKE
(Superseded to Discontinued)

$

$

Not available

40

Echo 13001012330

GASKET, INTAKE
(Superseded to 13001012331)

$1.49

$

In Stock, only 2 left!

0

41

Echo 10151415230

COVER, CYLINDER

$33.99

$

Usually ships in 2-4 days

0

42

Echo 900242-04014

SCREW 4×14

$0.99

$

In Stock, Qty 5

0