Filler Neck Opening ID: 1-1/4". Breather thread: 1/16" NPT. Material: 6061 aluminum alloy with high standard. Very appreciated for your support toAPOLLO RACING.
32mm 1-1/4" ID Aluminum Weld on Header Tank Radiator Filler Neck w/ Cap Natural
Aluminum Alloy Weld On Filler Neck With Cap 33mm ID 38mm OD Fuel Oil Water Tank
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