Thamesway Marine Products

Pits lane, Chedgrave, Norfolk, NR14 6NQ.


Landline: 01508 520 344
Mobile: 07852 520 206



TMP Type 12000 Transmission.


Welcome to our Web Site. Our E-Mail address is



Transmission Types

Transmission Prices

Frequent Questions

Serial No'S

Useful Information

Fault Diagnosis


Spare Parts Lists.


User Boats.

Bargain Basement

How to find us

We manufacture The TMP Type 12000 Range of Marine Transmissions. These units have also been produced previously by :- Thames Marine Propulsion, Henry Meadows, Nicor Marine, Bybrook Engineering, and BRB Precision Engineers.

Thamesway Marine have now been producing this range of gearboxes since 1982.

All Spares and Service are available, as are New and Replacement Units.