Part number lookup
821663-A1 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 821663-A1. Use the product cards below to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- 1. COMPATIBLE WITH or REPLACEMENT FOR MERCURY: 300XL Promax Racing 98-00 300L Promax Racing 98-00 300CXL Promax Racing 98-00 300CL Promax Racing 98-00 250XXL EFI 95-00 250XL EFI 95-00 250CXXL EFI 95-00 250CXL EFI 95-00 225XXL EFI 95-00 225XXL 94-99 225XL EFI 95-00 225XL 94-99 225L EFI 96-00 225L 94-99 225CXXL EFI 95-00 225CXXL 94-99 225CXL Seapro 96-98 225CXL EFI 95-00 225CXL 94-99 2. COMPATIBLE WITH or REPLACEMENT FOR MARINER: 250 (EFI) multiple years 225 SEA PRO (Carb) multiple years 225 (EFI) multiple years 225 (Carb) multiple years
Frequently Asked Questions
What parts replace OEM number 821663-A1?
This page lists 1 replacement listing indexed under 821663-A1. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 821663-A1?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 821663-A1 is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.