A genuine replacement Mercedes M121 Water Distributor (in head) - 121 016 09 60, 1210160960.
 
This item is inserted in the head and directs water to hot spots on the head as well as acting as a sacrificial point for corrosion in the head rather than the head material itself.
 
Essential item for any engine rebuilds
 
Part is no 6 in the attached parts diagram
 
This part will suit the following MB Vehicles:-
W120 Sedan      (1953 to 1962)
W121 Sedan      (1956 to 1961)
W128 Sedan      (1958 to 1959)
W128 Cabriolet  (1958 to 1960)
W128 Coupe      (1958 to 1960)
R121 190SL       (1955 to 1963)
L319 Van            (1959 to 1967)
O319 Bus           (1959 to 1967)
Unimog (some models)
 
Original Part Nos:- 
A1210160960
1210160960
A121 016 09 60
121 016 09 60
121 016 0960
121-016-09-60
 
Don’t not pay over $155 for a genuine part. Our price only $85.00.
NB:- this item is advertised on other sites and may be sold without notice.
 
Please check you have the correct part number for your vehicle.
 
We have access to most parts for M121 engines.
 
McStarparts – “We keep classic Benz’s on the road.”