Drain Plug and Oil Line Fitting for Big Twin 1937
Price and stock:
Item №
54-049
Price incl. VAT
47.66 €
Available
2
Ready for immediate delivery from our Würzburg, Germany warehouse
The price includes 7.61 € German VAT.
- Oil line fitting
- for Oil tank
- fits Big Twin 1937
- steel, black, zinc plated
- thread: 1/2”-20
- replaces Harley-Davidson part number HD 3504-37
- gross weight: 20 g
One-year-only drain plug and oil line fitting for stock 1937 Big Twin oil tanks. External thread is 3/4”-20. Internal thread is 1/2”-20. Use it for stock banjo type oil lines or custom aplications.
See also:

PanAm Oil Slide
Oil change without a mess! This rubberized aluminum alloy sheet allows you to form an individual funnel or trough to direct your waste oil from the hard-to-reach oil tank drain hole or oil filter plate to any suitable container. Of course, you can also use it to fill fresh oil into your tank. Tapered at one end so it can be shaped to reach tight spots. You can reshape and use it a thousand times and on different bikes. With suspension eye so you can hang it up for drip-off. Easy to clean.

PanAm Oil/Ignition Shut-Off Valves
Pre-TwinCam engines have a spring loaded ball check valve to prevent the engine oil from seeping down to the crankcase. These check valves don’t last forever. If you try to start your engine after a lengthy period of inactivity (e.g. winter), the oil in the crank case gets forcefully ejected via the breather. Creating an ungodly mess on your garage floor....

Have any questions?
Our service team will be glad to help out: Mondays - Thursdays 08:00-17:00 CET, Fridays 08:00-16:00 CET, Phone: +49 / 931 250 61 16, eMail: service@wwag.com