It replaces the following Mercury Mariner part numbers:
885721A4
855721T8
CDI # 174-5721
NOTE: Please verify the part number you need matches the entire number including the "T" or "A" suffix number at the end of the part number. Matching the correct part number including the "T" or "A" suffix number is critical for proper fitment.
Fits all 1997-2005 Mercury / Mariner 6, 8, 10, 15, 20 & 25 HP 2-cylinder outboard motors that use one of the part numbers listed above ONLY.
Order Processing
All products are in stock at our St. Louis Distribution Center
Orders ship the next business day
Domestic Shipping Within The 48 States
Free shipping for all US locations
PO boxes can't be utilized for UPS shipments
USPS Express Mail expedited shipping option available
Domestic Shipping Outside The 48 States
Free shipping for USPS ship methods
Large/Heavy items that ship via UPS can't be shipped outside the 48 states
