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174-5454K1 fits 70 HP 3cyl Mercury/Mariner 1977-87 models with Serial # 4571652 thru OA730815 as an ignition stator. Supports steady ignition voltage during starting and running conditions.
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Part #: 174-5454K1
Mercury70 HPStatorWeight: 4 lb
4.0 / 5  (15 votes)
174-5454K1 fits 70 HP 3cyl Mercury/Mariner 1977-87 models with Serial # 4571652 thru OA730815 as an ignition stator. Supports steady ignition voltage during starting and running conditions.

Notes:

Not for use with flywheels having glued in magnets.

List Price: $218.61
Your Price: $179.05
Normally In Stock

In Stock items ship same day if ordered before 3PM CST (excluding weekends and holidays)

Replaces OEM#'s

398-5454A21, 398-5454A22, 398-5454A24, 398-5454A25, 398-5454A26, 398-5454A42, 398-5454A56, 398-5454A62, 398-5454A63, 398-5704A2, 398-5704A4, 398-5704A5, 398-5704A7, 398-5919A2, 398-5919A3, 398-5919A6, 398-5919A7, 398-5919A8, 398-5919A10, 398-818535A15

Product Details

Designed for marine CDI systems, this stator helps produce the charge voltage required for strong spark output and reliable combustion control. The design priorities are especially important on Mercury/Mariner applications where ignition stability depends on clean stator output.

Materials & Build Quality

  • High-temperature insulation helps protect the windings from heat cycling inside the engine cowling.
  • Precision-wound copper coils are used to promote efficient voltage generation and stable output.
  • The coil assembly is built to resist breakdown from heat, oil mist, humidity, and repeated thermal expansion.
  • Marine-grade lead wires and molded connectors help maintain dependable contact in a high-vibration environment.

Ignition System Benefits

  • Helps restore ignition charge voltage for strong, repeatable spark output.
  • Designed to maintain stable voltage as engine load and RPM change.
  • Helps reduce high-RPM breakup caused by weak or unstable stator output.
  • Helps the ignition system recover from weak output, hard starting, and cylinder drop-out symptoms.

Problems a Weak Stator Can Cause

  • Hard starting
  • High-rpm breakup
  • Unstable ignition output
  • No-start conditions
  • Engine misfire under load

Always compare resistance and peak-voltage readings to the correct service specifications when diagnosing a suspected stator failure.

Need Fitment Help?

Tell us your brand, horsepower, and part number. We can help verify fitment before you order.

Support PDF files appear on this page when available.