Customer Appreciation Week 2026
Customer Appreciation Week 2026
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#91015608
Hex Brass Radiator Cap, 15 Lbs.
15 PSI Round7 PSI Hex7 PSI Round
$16.99
/each
In Stock
$18.99
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Return PolicySpeedway Motors 91015608 Details
Speedway Motors 91015608 Details
This unique hex style cap for radiators is now available in 15 lb. capacity. Beautiful brass finish.
- 2-3/8" O.D. of cap top
- 2-1/4" I.D. of cap top
- Will fit a standard radiator neck
- Sealing surface (which sits inside the neck) is 1-1/2" O.D.
- Cap sides are 7/16" tall
Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.
Specs
Speedway Motors 91015608 Specifications
Speedway Motors 91015608 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91015608 |
| Brand | Speedway Motors |
| Pressure Rating | 15 psi |
| GENERAL | |
| Material Type | Brass |
| Finish | Polished |
| Overall Diameter | 2.39" |
| Sold in Quantity | Each |
Ratings & Reviews
5
3 Reviews
Customers have praised our product for its high-quality fit and finish, as well as its perfect compatibility with brass radiators. The product has impressed with its aesthetic appeal, demonstrated practicality with no leaks, and reasonable pricing. It has been highly recommended by users for delivering great results, proving to be a crucial element in achieving the final desirable look for brass radiators, distinguishing it from other similar products.
Ratings & Reviews
5
3 Reviews
Customers have praised our product for its high-quality fit and finish, as well as its perfect compatibility with brass radiators. The product has impressed with its aesthetic appeal, demonstrated practicality with no leaks, and reasonable pricing. It has been highly recommended by users for delivering great results, proving to be a crucial element in achieving the final desirable look for brass radiators, distinguishing it from other similar products.
5
3 reviews
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Thing of Beauty
5.0
10 years ago
Ray
Lansdale Pa.
Verified
look great with my brass radiator. Fit and finish are perfect.
Would Recommend
Nice product. Good Price Good delivery.
5.0
11 years ago
FiatBoy
Undisclosed
Verified
Good looking product. Fits perfectly. The price is right and delivery was fast. I recommend this product
Would Recommend
Added the finishing touch to my brass ra
5.0
11 years ago
moondoggy
Champaign, IL, USA
Verified
I added this to my brass radiator on my 23 T for the final piece. Great looks, no leaks.
Would Recommend
Showing 3 of 3 reviews
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