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MS7-301A - Heavy Duty Starter Motor

  • Front Dim Drawing
    MS7-301A Front Dim Drawing
  • Rear Dim Drawing
    MS7-301A Rear Dim Drawing
  • Side Dim Drawing
    MS7-301A Side Dim Drawing
  • Output Curve
    MS7-301A Output Curve
  • Wiring Diagram
    MS7-301A Wiring Diagram
  • Label
    MS7-301A Label
Product Specifications
Spec Value
Item number MS7-301A
Sales number N/A
Series number MS7
Notes Direct Drive
Rotateable Nose
System voltage 24
kW 9.0
Mounting style SAE3
Dimensions in INCHES
Housing coating PAINTED
UL Approved No
Pinion teeth 11
Pinion pitch 6/8
Pinion OD 57.1
Pinion at rest 47.8
Span over 2 teeth 14.5
Flange type SAE J542 Type 3
Flange image
Switch position  
Helper Relay -322.5
Ignition terminal M6
Battery terminal M12X1.75
Ground terminal M12X1.75
Wetclutch Yes
Overcrank Protection No
Region Priority / Status
USA / Canada Limited (W)
United Kingdom / Europe Very low (D)
Parts Breakdown
Title / Link Description
MS7-300 Parts List Parts list for MS7-300 series starter motors
MS7-300_Partslist.pdf (2.3 mb)
Numbers Our Customers Use
CompanyPart number
Cross Reference Numbers
CompanyPart numberComment
CUMMINS 3632273  
CUMMINS 3632273RX  
CUMMINS 859492PB  
DELCO REMY 10461377  
DELCO REMY 10461378  
DELCO REMY 10478848  
DELCO REMY 10478863  
DELCO REMY 10478865  
DELCO REMY 10478866  
DELCO REMY 10478883  
DELCO REMY 10478888  
DELCO REMY 10478907  
DELCO REMY 10478908  
DELCO REMY 10478909  
DELCO REMY 10478911  
DELCO REMY 10478912  
DELCO REMY 10479145  
DELCO REMY 10479190  
DELCO REMY 10479339  
DELCO REMY 323924  
LESTER 6672  
PIC 142392  
PIC 902958  
PIC 910065  
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