As most of you know, that have the early #6 wet sump drives, Mercury has discontinued the LH lower gear set for that drive. G.K. Systems has obtained the blueprints and permission to produce these gears. The order has been placed and product will be available in 12-14 weeks. Stay tuned and I will post updates.
If you need/want new forged upper gears for your #3, 3A, 4, or #5 drive, propshafts or 1.125:1 lower gear sets for #3A or #5 drives G.K. has them in stock. Call 612-247-7081 for availability and any questions.