
SP21A Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $17.00 | Condition is New, VHT SP21A Copper Gasket Cement Can - 12 oz., FREE SHIPPING | 99.5% |
![]() | $17.99 | Condition is New, VHT SP21A High Temperature COPPER GASKET CEMENT - Cork, Metal, Paper - 12 oz, FREE SHIPPING | ![]() |
![]() | $20.62 | Condition is New, VHT Multi Purpose Adhesive SP21A; Copper Gasket Cement 12oz Aerosol, FREE SHIPPING | ![]() |
![]() | $20.75 | Condition is New, VHT SP21A Gasket Sealer; Copper Gasket Cement; Spray-On; 12 Ounce, FREE SHIPPING | 99.7% |
![]() | $21.18 | Condition is New, VHT SP21A Copper Gasket Cement Can - 12 oz., FREE SHIPPING | 99.0% |
![]() | $25.22 | Top Pick! Condition is New, VHT SP21A VHT Copper Gasket Cement, FREE SHIPPING | ![]() |
![]() | $25.55 | Top Pick! Condition is New, VHT SP21A Copper Gasket Cement Can - 12 oz., FREE SHIPPING | 98.9% |
![]() | $25.99 | Condition is New, VHT Coppercoat Gasket Cement 12 oz Aerosol for High-Temp Sealing, FREE SHIPPING | 99.4% |
![]() | $11.95 | Condition is New, VHT SP21A Copper Gasket Cement, shipping cost = $15.00 | 99.5% |
![]() | $26.19 | Top Pick! Condition is New, VHT Multi-Purpose Adhesive - VHT SPECIALTY COATINGS, FREE SHIPPING | 97.0% |
![]() | $26.40 | Top Pick! Condition is New, VHT/ Duplicolor SP21A Copper Gasket Cement PAINT, FREE SHIPPING | 99.7% |
![]() | $27.19 | Condition is New, VHT Coppercoat Gasket Cement 12 oz Aerosol for High-Temp Sealing, FREE SHIPPING | 98.7% |
![]() | $27.53 | Condition is New, VHT SP21A COPPER GASKET, FREE SHIPPING | 99.9% |
![]() | $14.01 | Top Pick! Condition is New, VHT COPPER GASKET- SP21A, shipping cost = $14.99 | 99.3% |
![]() | $29.19 | Condition is New, VHT SP21A Dupli-Color 12 fl. oz. Copper Gasket Cement Can, FREE SHIPPING | 99.8% |
![]() | $29.46 | Condition is New, VHT SP21A VHT Copper Gasket Cement High-Quality Auto Part, Universal Fit for M, FREE SHIPPING | 98.6% |
![]() | $29.46 | Top Pick! Condition is New, VHT SP21A VHT Copper Gasket Cement High-Quality Auto Part, Universal Fit for M, FREE SHIPPING | 99.0% |
![]() | $13.78 | Condition is New, VHT Coppercoat Gasket Cement 12oz.- SP21A, shipping cost = $17.99 | 99.3% |
![]() | $30.17 | Condition is New, VHT Multi-Purpose Adhesive SP21A, FREE SHIPPING | ![]() |
![]() | $30.99 | Condition is New, VHT SP21A-2 PACK High Temperature COPPER GASKET CEMENT - Cork, Metal, Paper, FREE SHIPPING | ![]() |
![]() | $31.80 | Condition is New, VHT SP21A Copper Gasket Cement Can - 12 oz, FREE SHIPPING | 98.6% |
![]() | $33.72 | Condition is New, VHT Multi Purpose Adhesive SP21A (2pk); Copper Gasket Cement 12oz, FREE SHIPPING | 99.9% |
![]() | $23.72 | Condition is New, VHT SP21A Copper Gasket Cement, shipping cost = $15.99 | 99.5% |
![]() | $39.99 | Condition is New, VHT SP21A-3 PACK High Temperature COPPER GASKET CEMENT - Cork, Metal, Paper, FREE SHIPPING | ![]() |
![]() | $45.81 | Condition is New, VHT Multi Purpose Adhesive SP21A (3pk); Copper Gasket Cement 12oz, FREE SHIPPING | 99.9% |
![]() | $31.29 | Condition is New, VHT Coppercoat Gasket Cement Hi-Temp Sealant 12 oz Aerosol Can - 2 PACK, shipping cost = $15.99 | ![]() |
![]() | $48.99 | Condition is New, VHT SP21A-4 PACK High Temperature COPPER GASKET CEMENT - Cork, Metal, Paper, FREE SHIPPING | ![]() |
![]() | $55.66 | Condition is New, VHT Multi Purpose Adhesive SP21A (4pk); Copper Gasket Cement 12oz, FREE SHIPPING | 99.9% |
![]() | $42.00 | Condition is New, Dupli-Color VHT 12oz Copper Gasket Cement Can (SP21A), shipping cost = $16.99 | 95.5% |
![]() | $64.99 | Condition is New, VHT SP21A-6 PACK High Temperature COPPER GASKET CEMENT - Cork, Metal, Paper, FREE SHIPPING | ![]() |
![]() | $75.37 | Condition is New, VHT Multi Purpose Adhesive SP21A (6pk); Copper Gasket Cement 12oz, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $41.83 | Condition is Brand New, VHT Coppercoat Gasket Cement, shipping cost = $85.28 | 99.9% |



The VHT SP21A Duplicolor Copper Gasket Cement Sealer is a high-performance, copper-based gasket sealer designed to provide reliable and long-lasting protection for engine and automotive applications. This 12-ounce can of sealer is formulated with a unique copper alloy that forms a strong, permanent bond with copper, brass, and other metals, creating a watertight seal that can withstand extreme temperatures and pressures.
The VHT SP21A sealer is easy to use, with a low-viscosity formula that allows it to flow readily into seams and gaps. It cures quickly, typically within 24 hours, and can be used in a wide range of temperatures, from -40 F to 500 F. The sealer is also resistant to corrosion, making it ideal for use in marine, industrial, and automotive applications where exposure to saltwater, chemicals, or other corrosive substances is a concern.
Whether you're repairing a leaking head gasket, sealing a fuel injector, or replacing a water pump, the VHT SP21A Copper Gasket Cement Sealer is the perfect solution. It's easy to apply, dries quickly, and provides a permanent, watertight seal that will stand up to the toughest conditions. With its unique copper alloy formula and easy-to-use application, the VHT SP21A sealer is a must-have tool for any automotive enthusiast or professional mechanic.
Pros of buying VHT SP21A Duplicolor Copper Gasket Cement Sealer 12:1. It is a high-temperature sealant, suitable for use in engines and other high-temperature applications.
2. It forms a strong, permanent bond with copper, brass, and other metals.
3. It is easy to apply and dries quickly, usually within 30 minutes.
4. It resists corrosion and provides excellent protection against leaks.
5. It is affordable compared to other high-temperature sealants.
Cons of buying VHT SP21A Duplicolor Copper Gasket Cement Sealer 12:1. It is not suitable for use with rubber, plastic, or other non-metallic materials.
2. It may require the use of a specialized tool to apply it evenly and prevent over-application.
3. It has a strong odor, which may be unpleasant for some users.
4. It may not be suitable for use in extremely high-temperature applications, such as those found in race cars or airplanes.
5. It may not be available in all locations, and users may need to order it online.
Conclusion:VHT SP21A Duplicolor Copper Gasket Cement Sealer 12 is a high-quality, affordable sealant that is suitable for use in a variety of high-temperature applications. It forms a strong, permanent bond with copper and other metals, and provides excellent protection against leaks and corrosion. However, it is not suitable for use with non-metallic materials, and may require the use of a specialized tool to apply evenly. Additionally, it has a strong odor, and may not be suitable for use in extremely high-temperature applications. Overall, if the user is looking for a high-temperature sealant for metallic surfaces, this product is a good option to consider.
Recommendation:If you are looking for a high-temperature sealant for metallic surfaces, VHT SP21A Duplicolor Copper Gasket Cement Sealer 12 is a good option to consider. It is affordable, easy to apply, and provides excellent protection against leaks and corrosion. However, make sure to read the product instructions carefully, and use it according to the manufacturer's recommendations to ensure the best results. Additionally, consider ordering it online if it is not available in your local stores.
Details:
Applications, head gaskets rubber hoses cork water pump threaded fittings an paper oil pan metal. Item model number: sp21. Vht copper gasket cement has been extensively tested on racing engines in the field and dynamo meters, where it met exceeded high-compression high temperature requirements of these mega horsepower. Department: unisex-adult.
Vht duplicolor SP21A copper gasket cement sealer 12 oz aerosol Can new: images. Product dimensions: 1.97 x 7.87 inches; 1 pounds. Unzips code: 31201600. Vht copper gasket cement maintains excellent adhesion under severe pressure and heat fluctuations.
Vht copper gasket cement has been formulated with the same ingredients as our world-renowned high temperature coatings. Manufacturer: Vht. This high-metallic formula assures tight seals on cork, paper and metal gaskets. Provides a multi-high performance coating system.
specifications specipaint:
- for makes: Can
- for years: 2012
- brand: Vht
- mpn: Sp21a
- country/region of manufacture: United States
- type: Gasket Maker
- warranty: 1 Year
- color: Copper
- upc: 010155044569
general specipaint:
- category: Auto Parts > Paints Supplies > Specialty Coatings > High Heat Engine
seller specipaint:
- city: bryant, arkansas
- rating: 98.8%
- # reviews: 1772
shipping specipaint:
- class: expedited
- transit: 2-5 days
- type: fixed
- service: expedited
payments specipaint:
- credit card: discover
- wallet: google-pay
- other
offer specipaint:
- sold #: 26
- prices: $11.95–$75.37
- item condition:
- New
- Brand New
- availability: in stock
- options: ship-to-home
- in stock #: 5
- started: august 7, 2024
returns specipaint:
- time: 30 days
- paid by: buyer
- policy: returns accepted
Grouped With:
- BGM0433: PAINT, Krylon Duplicolor
- ACC0410: PAINT, Krylon Duplicolor
- BCC0427: PAINT, Krylon Duplicolor
- DE1602: ENGINE PAINT, Krylon Duplicolor
- DE1611: ENGINE PAINT, Krylon Duplicolor
- CWRC881: WRAP PAINT, Krylon Duplicolor
- SP101: , Krylon Duplicolor
- DE1605: ENGINE PAINT, Krylon Duplicolor
- DAL1695: PAINT, Krylon Duplicolor
- BHY1800: PAINT, Krylon Duplicolor
- BUNX914: PAINT, Krylon Duplicolor
































