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Fill Cap Kits, Weld-On, 1.950 in. Diameter, 1.50 in.-12 Thread Size, Billet Aluminum, Black Anodized, Aluminum Bung Material, 1.38 in. Opening, Kit
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Estimated Ship Date: Monday 10/26/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
241-228
Part Type:
Product Line:
Summit Racing Part Number:
HLY-241-228
UPC:
090127715178
Fill Cap Attachment Style:
Weld-on
Cap Diameter (in.):
1.950 in.
Cap Thread Size:
1 1/2 in.-12
Cap Material:
Aluminum
Cap Color:
Black
Bung Material:
Aluminum
O-Rings Included:
Yes
Quantity:
Sold as a kit.
Notes:
Weld-on bung with 1.38 in. diameter opening.
Holley Weld-On Fill Cap Kits
Holley weld-on fill cap kits include a cap CNC-machined from 6061-T6 billet aluminum with a bright, black anodized finish for great looks and corrosion protection. They're available with aluminum or steel weld bungs to match your application.
Holley weld-on fill cap kit features include:
* Allows for installation of a fill cap or inspection plug anywhere needed
* Caps feature a laser-etched "Holley Equipped" logo
* Easy-to-grip screw-on cap with O-ring seal and a 1.38 in. diameter opening
* 1.950 in. O.D. / 1.400 in. I.D. weld bung
* 1.810 in. diameter at the step of weld bung
* 0.675 in. weld bung overall height
* 0.570 in. height at the step of weld bung
* 1 1/2-12 in. thread
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