Perkins 4.108 Bowman Heat Exchanger Filler Neck Assembly (3921-1)

A genuine Bowman Filler neck assembly for a Bowman type heat exchanger as fitted on later versions of the Perkins 4.108 engine.

Bowman Part No. 3921-1

• Thread size 1 1/4 BSPT
• Thread diameter 42mm (1.65")
• If you are also replacing the filler cap this neck requires our 'short reach' cap

UK, European and Worldwide shipping available.