2S0126R usados (segunda mano) Motor de arranque: baratos, 18 página

3

Partes del motor de arranque

Tomado de:Citroen Jumper 1990 2446cm3 103kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 2000 2446cm3 103kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 1990 2446cm3 86kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 1990 2446cm3 86kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 2000 2446cm3 86kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 1990 2500cm3 84kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 2000 2500cm3 84kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 1990 2500cm3 116kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 2000 2500cm3 116kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 1990 2499cm3 116kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Fiat Ducato 2000 2499cm3 116kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 1990 2446cm3 86kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

3

Partes del motor de arranque

Tomado de:Citroen Jumper 2000 2446cm3 86kW ManualCódigo de pieza similar

0001218157

0001218157R

0001218757

0001223001

0001223014

054000700010

101695

137491

14440744

147363808

1473638080

14754890

147548908

1475489080

15440744

192987

1986SE1671

201073

20301712BN

220512093010

220512093011

220512093280

220512093500

2339303857

2S0122R

31102

31103

31104

31105

42016950

438186

440744

455900

460546

50440744

5802CL

5802CT

5802F6

5802F7

5802G4

5802H5

5802H6

5802L7

5802L8

5802M5

5802S8

583668

9330331001

9611705880

96253824

9625382480

9625382880

9948424

ASPL

BOS2339303857

BOSCH

CASCO

CQ

CQ2030056

CSO10217AS

D7R57

K1473638080

K1475489080

K9611705880

K9625382480

KRAUF

M002T80582

M002T84771

M2T80582

M2T84771

N137491BOSCHCN

NRG52270

NRGV2

PSH

RNL223001

S0017

S0163

S100248

S100617

S102934

S104876

S105076

S1071B

S27171

SM2616

SND12588

SP0007

SP0025

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SP9012

SP9012BULK

SP9014

SS0028

SS0028BOSCH

SS288

SSB7491

SSO102170

STR22077

WG2470976

WOODAUTO

Nerings, SIA

36,65 €

+Envío --

IVA incl.

4

Partes del motor de arranque

Tomado de:BMW 1 E82 E88 2003 1995cm3 143kW ManualCódigo de pieza similar

0001109069

0001109070

0001115069

0001139001

0001139015

0001148009

0001148010

101466

101466S

101467

101467S

12157

12417798006

12417801203

12417802508

12417804138

12417804140

12417804141

12417811601

12417812034

12417823700

12417823701

12418506657

12418509198

12418511746

12418515795

12418515796

12418515900

12418515901

12418519153

12418519154

12418570238

12418570382

12418570383

12418577006

12418581097

12418581098

193234

210538113010

210538113340

210539113010

210539113340

220869

220869A

220874

220874A

220874R

254199

2S0426

2S0426R

2S0525

2S0525R

30240N

30316N

315053102

3191

42022020

438574

458783

458904

5010194

5010194G

5010476

5010950

5010950G

63521480

6691255

7801203

7802508

8080321

830511010

8570238

8570382

8574102

ABE9045

ABE9045BULK

ABE9045INA

ABE9045KOYO

ABE9062

ABE9232S

ABE9232SBULK

ACCBS1466

ACCBS1467

ARS0032

ARS5035S

ARS5035SBULK

ARS9034

ARS9034BULK

ARS9036

ARS9036BULK

ARS9047

ARS9047BULK

ASPL

BOSCH

BSX220221

BSX228

CSO10221AS

CST10410AS

CST10410GS

CST10431AS

CST10431GS

ELECTROLOG

H5010194

H5010194G

H5010476

H5010950

H5010950G

LRS02527

MT169JM

N331985BOSCHCN

NRG25440

NRGV2

S0291

S0292

S100216

S100462

S12BH0431

S12BH0431A2

S12BH0608A2

S12BH0919

S131581

S131688

S1332B

SA0061

SA0125S

SBH0060

SBH0061

SBH0161P

SBR0077

SBR0077PR

SBR0087S

SBR0214S

SBR0215S

SBU9017

SBU9017BULK

SBU9020

SBU9020BULK

SBU9156S

SBU9156SBULK

SBU9198S

SBU9198SBULK

SD0215

SD0215P

SD0216

SD0259

SF0052S

SF0075S

SG0055

SGR0003

SGR0003BULK

SKSTR0330425

SKSTR03330550

SL0001

SL0001PR

SL0007

SP0007

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SRS0020

SRS0022

SRS0022BULK

SRS0040

SRS0066

SRS0114

SRS0115

SRS0115BULK

SRS0117

SRS0119

SRS0136

SRS0141

SRS0141BULK

SRS1033

SRS3032

SRS3034

SRS5001

SRS5028

SS0107

ST01708

STX200423R

STX210480R

TTST001059

TTST001252

WG2196609

WG2471180

WST00357

ZS0001

Nerings, SIA

24,86 €

+Envío --

IVA incl.

4

Partes del motor de arranque

Tomado de:BMW 1 E81 E87 2000 1995cm3 204kW ManualCódigo de pieza similar

0001109069

0001109070

0001115069

0001139001

0001139015

0001148009

0001148010

101466

101466S

101467

101467S

12157

12417798006

12417801203

12417802508

12417804138

12417804140

12417804141

12417811601

12417812034

12417823700

12417823701

12418506657

12418509198

12418511746

12418515795

12418515796

12418515900

12418515901

12418519153

12418519154

12418570238

12418570382

12418570383

12418577006

12418581097

12418581098

193234

210538113010

210538113340

210539113010

210539113340

220869

220869A

220874

220874A

220874R

254199

2S0426

2S0426R

2S0525

2S0525R

30240N

30316N

315053102

3191

42022020

438574

458783

458904

5010194

5010194G

5010476

5010950

5010950G

63521480

6691255

7801203

7802508

8080321

830511010

8570238

8570382

8574102

ABE9045

ABE9045BULK

ABE9045INA

ABE9045KOYO

ABE9062

ABE9232S

ABE9232SBULK

ACCBS1466

ACCBS1467

ARS0032

ARS5035S

ARS5035SBULK

ARS9034

ARS9034BULK

ARS9036

ARS9036BULK

ARS9047

ARS9047BULK

ASPL

BOSCH

BSX220221

BSX228

CSO10221AS

CST10410AS

CST10410GS

CST10431AS

CST10431GS

ELECTROLOG

H5010194

H5010194G

H5010476

H5010950

H5010950G

LRS02527

MT169JM

N331985BOSCHCN

NRG25440

NRGV2

S0291

S0292

S100216

S100462

S12BH0431

S12BH0431A2

S12BH0608A2

S12BH0919

S131581

S131688

S1332B

SA0061

SA0125S

SBH0060

SBH0061

SBH0161P

SBR0077

SBR0077PR

SBR0087S

SBR0214S

SBR0215S

SBU9017

SBU9017BULK

SBU9020

SBU9020BULK

SBU9156S

SBU9156SBULK

SBU9198S

SBU9198SBULK

SD0215

SD0215P

SD0216

SD0259

SF0052S

SF0075S

SG0055

SGR0003

SGR0003BULK

SKSTR0330425

SKSTR03330550

SL0001

SL0001PR

SL0007

SP0007

SP0052

SP0052BULK

SP0077S

SP0077SBULK

SRS0020

SRS0022

SRS0022BULK

SRS0040

SRS0066

SRS0114

SRS0115

SRS0115BULK

SRS0117

SRS0119

SRS0136

SRS0141

SRS0141BULK

SRS1033

SRS3032

SRS3034

SRS5001

SRS5028

SS0107

ST01708

STX200423R

STX210480R

TTST001059

TTST001252

WG2196609

WG2471180

WST00357

ZS0001

Nerings, SIA

24,86 €

+Envío --

IVA incl.

2S0126R usados Motor de arranque