Anode Trim Tab
OEM: Mercury
Replaces: Mercury 31640Q4 | 316404 | 31640B4 | 31640A4 | 316403 | 31640A1 | 72436A1 | 31640 | 31640A2
For 1988-93 Mercury/Mariner 3-cyl, 40-90 Hp | 4-cyl, 40-120 Hp | V6, 135-200 Hp outboards.
also crosses with:
Sierra: 18-6011
GLM: 12670
UPC: 840080464190