Starter Motors

EexcavaStart 50-833153-2 12V 9T Starter Motor for Mariner 135CXL DFI / Optimax 135CXL Optimax 135L DFI / Optimax

Q: What numbers are documented for 50-833153-2?

Primary Manufacturer Part Number: 50-833153-2. Search Format Alias: 508331532. Interchange Reference: MOT3016. Interchange Reference: 5381. Interchange Reference: SAB0112. Interchange Reference: 410-21048. Interchange Reference: 690-067. Interchange Reference: 4-6283. Interchange Reference: 49-0155. Interchange Reference: 49-0156. Interchange Reference: 5772. Interchange Reference: 9-15031. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 50-833153-2 before ordering?

Match the complete part number, compare the connector or mounting arrangement with your original unit and the recorded specifications, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

Packaging reference illustration for 50-833153-2; not a product photograph

EexcavaStart packaging illustration · Not a photograph of this exact part. Exact-unit photo availability is not confirmed; send your original part number and unit photos with your inquiry.

OEM / reference50-833153-2

Specification12V 9T CCW Starter Motor

Catalog ID51138756

Product Type: Starter Motor
Product Brand: EexcavaStart
Item Condition: Aftermarket Part
Unit Type: Starter
Voltage: 12
Rotation: CCW
Teeth: 9
Starter Type: PMDD
Fits: MERCURY MARINE 3.0L V6 DFI ENGINES
Image Disclosure: EexcavaStart labeled packaging placeholder; product photo pending

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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.

Part-number relationships

Relationship	Reference family	Number
Primary Manufacturer Part Number	MERCURY MARINE	50-833153-2
Search Format Alias	Formatting variant only	508331532
Cross-reference (fitment check required)	API MARINE	MOT3016
Cross-reference (fitment check required)	ARCO MARINE	5381
Cross-reference (fitment check required)	ARROWHEAD	SAB0112
Cross-reference (fitment check required)	ARROWHEAD	410-21048
Cross-reference (fitment check required)	BARSANCO	690-067
Cross-reference (fitment check required)	EMP PARTS	4-6283
Cross-reference (fitment check required)	EMS	49-0155
Cross-reference (fitment check required)	EMS	49-0156
Cross-reference (fitment check required)	J&N Electrical Products	410-21048
Cross-reference (fitment check required)	LESTER	5772
Cross-reference (fitment check required)	MALLORY	9-15031
Cross-reference (fitment check required)	MERCURY MARINE	50-833153
Cross-reference (fitment check required)	MERCURY MARINE	50-833153-1
Cross-reference (fitment check required)	MERCURY MARINE	50-833153-5
Cross-reference (fitment check required)	MERCURY MARINE	50-833153T4
Cross-reference (fitment check required)	MES MOTORCYCLE & MARINE	S2052M
Cross-reference (fitment check required)	MINNPAR	57-3577
Cross-reference (fitment check required)	MP PARTS	4-6284
Cross-reference (fitment check required)	PIC	106-063
Cross-reference (fitment check required)	SIERRA MARINE	18-6283
Cross-reference (fitment check required)	UNITED TECH	6781540-M030SM
Cross-reference (fitment check required)	UNITED TECH	SM67815
Cross-reference (fitment check required)	WAI	2-2254
Cross-reference (fitment check required)	WAI	2-2254-UT
Cross-reference (fitment check required)	WAI	5772N
Cross-reference (fitment check required)	WILSON SMALL ENGINE	71-09-5772
Cross-reference (fitment check required)	WILSON	91-09-1076

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use photos of your original unit and the checklist before ordering.

Part identification

Reference numbers

Primary number

50-833153-2

Formatting alias

508331532

Cross-reference (fitment check required)

MOT3016
5381
SAB0112
410-21048
690-067
4-6283
49-0155
49-0156
5772
9-15031
50-833153
50-833153-1
50-833153-5
50-833153T4
S2052M
57-3577
4-6284
106-063
18-6283
6781540-M030SM
SM67815
2-2254
2-2254-UT
5772N
71-09-5772
91-09-1076

Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.

Product summary

12V 9T CCW Starter Motor

Category: Starter Motors
Catalog ID: 51138756
Illustration views: 1

Before ordering

Confirm these details

Confirm voltage and power rating against the original starter nameplate.
Compare mounting-hole pattern, flange position and overall body orientation.
Confirm pinion tooth count and rotation where those values are specified.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

134 model references

Mariner 135CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 135CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1998
Mariner 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1999
Mariner 135L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 135L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1998
Mariner 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1999
Mariner 135XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 135XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 135XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1998
Mariner 135XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1999
Mariner 150CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150CXL DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 150CXL DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mariner 150L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150L DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 150L DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mariner 150XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150XL DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mariner 150XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999
Mariner 150XL DFI / Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mariner 200CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1997
Mariner 200CXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1997
Mariner 200CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 200CXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 200CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 200CXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 200CXXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 200CXXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 200CXXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 200CXXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 200L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1997
Mariner 200L DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1997
Mariner 200L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 200L DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 200L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 200L DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 200XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1997
Mariner 200XL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1997
Mariner 200XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 200XL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 200XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 200XL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 200XXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 200XXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 200XXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 200XXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 225CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 225CXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 225CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 225CXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 225CXXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 225CXXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 225CXXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 225CXXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 225L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 225L DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 225L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 225L DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 225XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 225XL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 225XL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 225XL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mariner 225XXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1998
Mariner 225XXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mariner 225XXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 185cu in, 3.0L; Year: 1999
Mariner 225XXL DFI / Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 135CXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 135CXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 135L Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 135L Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 135XL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 135XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 135XL Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 135XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 150CXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 150CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 150CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 150CXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 150L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 150L Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 150L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 150L Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 150XL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 150XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1998
Mercury Marine 150XL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L; Year: 1999
Mercury Marine 150XL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 200CXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 200CXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 200CXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 200CXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 200CXXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 200CXXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 200CXXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 200CXXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 200L Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 200L Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 200L Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 200L Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 200XL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 200XL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 200XL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 200XL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 200XXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 200XXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 200XXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 200XXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 225CXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 225CXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 225CXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 225CXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 225CXXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 225CXXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 225CXXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 225CXXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 225L Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 225L Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 225L Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 225L Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 225XL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 225XL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 225XL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 225XL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998
Mercury Marine 225XXL Bluewater Optimax: Equipment type: Engine - Marine Outboard; Year: 1999
Mercury Marine 225XXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1998
Mercury Marine 225XXL Optimax: Equipment type: Engine; Engine: 185cu in, 3L; Year: 1999
Mercury Marine 225XXL OS Optimax: Equipment type: Engine - Marine Outboard; Year: 1998

Fitment / evidence notes

Fitment limitation: Confirm the original part number, electrical rating, pinion or pulley, terminals, mounting geometry and equipment serial range before ordering

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 50-833153-2

Which machines use 50-833153-2?

Recorded compatible model references include Mariner 135CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998, Mariner 135CXL DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999, Mariner 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1998, Mariner 135CXL Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1999, Mariner 135L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1998, Mariner 135L DFI / Optimax: Equipment type: Engine - Marine Outboard; Engine: 153cu in, 2.5L; Year: 1999, Mariner 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1998, Mariner 135L Optimax: Equipment type: Engine; Engine: 153cu in, 2.5L DFI; Year: 1999 and 126 additional models shown on this page. Recorded fitment/evidence notes: Fitment limitation: Confirm the original part number, electrical rating, pinion or pulley, terminals, mounting geometry and equipment serial range before ordering. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 50-833153-2?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Formatting aliases for the same number: 508331532.

How do I confirm 50-833153-2 before ordering?

Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.