Mercury Kiekhaefer Outboard Mark30 Powerhead Crankcase Cylinder Block 821-1012A3 Upper Unit Fuel Fitting: 22-22993

Fuel Fitting: 22-22993

Mercury 300 30hp

but functional and rubber is in good shape yet)

3L V6 4bbl 262CID

They are non adjustable

Mercury Kiekhaefer Outboard Mark30 Powerhead Crankcase Cylinder Block 821-1012A3 Upper Unit Fuel Fitting: 22-22993This is Off a 1956 Mercury Mark 30 1 Turbo Four (serial # 994104) Will work with 19 Item Condition: Good Overall Condition Selling for Parts: Compression Test: #1 127psi, #2 129psi, #3 110psi, #4 122psi Will need to be gone threw. Doesn't appear to be any damage. Spins freely may just need some rings. May not need anything low compression on 3 is from sitting a long time. Part#'s Crankcase: 821 1012A3, 17 20323, 17 20032, 23 6348 (compatable with 821