MPA Electrical 19421 Starter Motor
OE Quality 60-Day Returns
MPA Electrical
 Remanufactured

MPA Electrical 19421 Starter Motor

Brand MPA Electrical 19421
Design Permanent Magnet Gear Reduction
Manufacturer Nippondenso
Rotation Clockwise
Teeth 9
Volts 12 Volts
kW Rating 1.2 kW
Product line Remanufactured
Fits Acura · 5 vehicles

Remanufactured unit. A cost-conscious replacement for the original starter.

Permanent magnet gear reduction. Compact design delivers efficient cranking performance.

Nippondenso design. Built to match the original starter architecture.

Cross-references Walker Exhaust 17886, 06312-PRB-505 and 31200-PRB-A01 for the same application. See all 7.

$152.87Free shipping
In stock · usually ships same day before 1pm CST
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Order total $152.87
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Starter for 2002-2006 Acura RSX

MPA Electrical remanufactured starter Part Number 19421 is built for 12-volt starting systems and direct replacement service on the 2002-2006 Acura RSX. It uses a permanent magnet gear reduction design with a 1.2 kW rating, clockwise rotation, and a 9-tooth drive for OE-style engagement.

Key Features

  • Remanufactured starter from MPA Electrical
  • Part Number 19421 for easy identification
  • Permanent magnet gear reduction design
  • 1.2 kW output for 12-volt systems
  • Clockwise rotation with 9-tooth drive
  • Built by Nippondenso manufacturer specification
  • Compatible with 2002-2006 Acura RSX starting applications

Product Details

This MPA Electrical remanufactured starter is specified for Acura RSX models from 2002 through 2006 and is engineered around the original equipment layout used in these applications. The Nippondenso-style construction, 12-volt operation, and permanent magnet gear reduction design support reliable cranking performance while matching the electrical and mechanical requirements of the vehicle. Part Number 19421 is a practical replacement choice when servicing a 2002-2006 Acura RSX starter issue and needing an OE-style fitment reference.

This part cross-references Walker Exhaust 17886 for the same application.

Common Uses

  • Engine cranks slowly or inconsistently
  • Starter clicks but does not engage
  • No-crank condition with a charged battery
  • Worn starter drive or internal electrical wear
  • Replacement during electrical starting system repair

Installation Notes and Tips

Verify battery condition, cable integrity, and charging system output before installation. Confirm the starter matches the vehicle’s 12-volt, clockwise, 9-tooth configuration and compare the original unit to Part Number 19421 before mounting. Clean the mounting surface and electrical connections to help ensure proper starter engagement on the Acura RSX.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore starter function for service replacement use. This starter follows the listed manufacturer and fitment specifications for the 2002-2006 Acura RSX.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2006AcuraRSXType-S2.0LL4N/ARemanufactured
2005AcuraRSXType-S2.0LL4N/ARemanufactured
2004AcuraRSXType-S2.0LL4N/ARemanufactured
2003AcuraRSXType-S2.0LL4N/ARemanufactured
2002AcuraRSXType-S2.0LL4N/ARemanufactured
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Walker Exhaust — 1788606312-PRB-50531200-PRB-A0131200-PRB-A11428000-001088864983DSDH9