TUBE BLOCK WATER DISTRIBUTOR
Water distribution tube engine block
For 23" flathead 6-cylinder block
Essential cooling component for Dodge flathead inline-six engines with 23" block. The water distribution tube sits behind the water pump in the engine block and provides targeted coolant distribution to the valve seat zones to keep exhaust valves cool. During engine overhaul almost always requires replacement due to internal corrosion.
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Application 201/218/230 ci flathead 6-cylinder |
Block type 23" block (3¼" bore) |
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Mounting Behind water pump in engine block |
Product number 637432 |
Features
- For Dodge flathead 6-cylinder engines with 23" block
- Fits 201, 218 and 230 cubic inch versions
- Sits behind the water pump in the engine block
- Distributes coolant to valve seat zones
- Prevents overheating and burnt exhaust valves
- Almost always requires replacement during engine overhaul
- Supplied with removal tool (if stated by supplier)
★ Critical cooling component for reliable operation of your flathead engine. Ensure proper cooling of the valve seats.
Application
Dodge WWII WC-series (1942-1945) with 230 ci engine, Dodge M37/M43 (1951-1968) with 230 ci engine, Dodge Power Wagon WDX/WM (1946-1968) with 218/230 ci engines. Also various civilian Dodge lorries and cars 1942-1960 with 23" flathead block. NOT for export engines with 25" block.
Installation notes
Remove old tube using special hammer tool via holes in the tube. Often corroded — check with magnet that all fragments are removed. Drive new tube in behind water pump opening. During engine overhaul always replace, even if old specimen still appears intact. Check free passage before installation.
Compatibility
ONLY for 23" block (23.5" length, 3¼" bore) — this is the USA specification for 201/218/230 ci engines. NOT compatible with 25" export blocks (25.5" length) as used in some export markets outside the USA. Different lengths — check block length before ordering.
Historical context
The Chrysler/Dodge flathead 6-cylinder series was produced from 1933 to the early 1960s and was the standard powerplant for military Dodge lorries in WWII and Korea. The water distribution tube was an essential component to keep valve seats cool under demanding military conditions.
This description was generated automatically. Unsure about fitment? Contact us at info@willys.be.
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This part is intended for the restoration of historic military vehicles. Fitting, aligning, deburring or reworking is part of that work and is inherent to the nature of these goods. Dimensional variation also exists between original vehicles.
Installation requires technical knowledge of the vehicle. Unsure whether this part suits your version? Ask us before purchase at info@willys.be.
This part fits:
| Model | Years |
|---|---|
| Dodge | |
| Dodge WC52 weapons carrier (winch) | 1942, 1943, 1944, 1945 |
| Dodge WC53 carryall | 1942, 1943, 1944 |
| Dodge WC54 ambulance | 1942, 1943, 1944 |
| Dodge WC55 gun motor carriage | 1942, 1943 |
| Dodge WC56 command car | 1942, 1943, 1944, 1945 |
| Dodge WC57 command car (winch) | 1942, 1943, 1944, 1945 |
| Dodge WC58 radio command car | 1942, 1943, 1944, 1945 |
| Dodge WC63 6x6 (winch) | 1943, 1944, 1945 |
📐 Diagrams & technical drawings
From the original Technical Manual TM 9-808 — Technical Manual — only for Dodge ¾-ton 4×4 (WC series)
