00041A for Mercruiser Alpha Cavitation Plate Anode — Replaces Mercury 821629Q1

Protect your Mercruiser Alpha 1 Gen II outdrive with a precision-fit aluminum cavitation plate anode engineered to meet OEM requirements and deliver reliable corrosion protection in salt, brackish, or fresh water. Made in the USA for consistent quality and long-term performance. Contents This product includes all required aluminum anodes and mounting hardware for a full replacement: ● 00041A — Qty 1 (Replaces 821629Q1) Key Benefits ● Aluminum anode for cavitation plate corrosion protection ● OEM-equivalent replacement for Mercury part #821629Q1 ● Aluminum alloy approved for use in all water types ● Manufactured in the USA to MIL-DTL-24779 military specification ● Patented red spot wear indicator for easy visual inspection ● Meets Mercury factory requirements — won’t invalidate warranty ● Longer-lasting and more effective than traditional zinc anodes Compatibility Fits: ● Mercruiser Alpha 1 Gen II outdrives Replaces OEM: ● Mercury 821629Q1 Why Aluminum Anodes? Mercury and Mercruiser