SKU: 55299296072

Mr. Gasket Ultra-Seal Head Gasket - 5780G

Sale price$71.27 Regular price$79.19
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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19

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Description

Mr. Gasket Ultra-Seal Head Gasket - 5780GOverview: Mr. Gasket Ultra Seal Head Gaskets are a five layer (graphite core perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads,

Overview:

Mr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core/perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn-out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads. Suitable for high performance street, drag race and oval track use. Sold individually.

Gasket Bore 3.870 inch, Compressed thickness 0.028 inch

Features:

  • Five layer (graphite core/perforated steel outer layers) composite construction
  • Graphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing gasket burn-out
  • Provides excellent stability, compressibility and high temperature endurance
  • Coated with high temperature silicone to ensure sealing of engine fluids
  • Will not brinell (indent) aluminum cylinder heads
  • For high performance street, drag race and oval track use

Application:

Year Make Model Submodel Engine Size
1976 - 1983 Chevrolet Malibu 305/5 V8
1976 - 1988 Chevrolet Monte Carlo 305/5 V8
1983 - 1986 Pontiac Bonneville 305/5 V8
1977 - 1992 Pontiac Firebird 305/5 V8
1976 - 1992 Chevrolet Camaro 305/5 V8
1977 - 1993 Chevrolet Caprice 305/5 V8
1980 Chevrolet Corvette 305/5 V8
1977 - 1978 GMC K25 305/5 V8
1977 - 1978 GMC K25 Suburban 305/5 V8
1988 - 1995 GMC K2500 305/5 V8
1987 GMC R1500 305/5 V8
1987 GMC R1500 Suburban 305/5 V8
1987 GMC R2500 305/5 V8
1976 - 1977 GMC Sprint 305/5 V8
1987 GMC V1500 305/5 V8
1978 - 1980 Oldsmobile Cutlass 305/5 V8
1978 - 1980 Oldsmobile Cutlass Salon 305/5 V8
1978 - 1980 Oldsmobile Cutlass Calais 305/5 V8
1980 - 1982 Oldsmobile Cutlass Cruiser 305/5 V8
1978 - 1980 Oldsmobile Cutlass Supreme 305/5 V8
1977 - 1979 Oldsmobile Omega 305/5 V8
1977 - 1979 Oldsmobile Starfire 305/5 V8
1979 - 1995 GMC G1500 305/5 V8
1981 - 1995 GMC G2500 305/5 V8
1977 - 1987 GMC Jimmy 305/5 V8
1977 - 1978 GMC K15 305/5 V8
1981 - 1995 GMC K1500 305/5 V8
1977 - 1978 GMC K15 Suburban 305/5 V8
1979 - 1982 GMC K1500 Suburban 305/5 V8
1976 - 1979 Chevrolet Monza 305/5 V8
1980 - 1995 GMC C2500 305/5 V8
1978 GMC C35 305/5 V8
1986 GMC C3500 305/5 V8
1978 - 1987 GMC Caballero 305/5 V8
1977 - 1978 GMC G15 305/5 V8
1977 - 1995 Chevrolet G10 305/5 V8
1976 - 1979 Chevrolet Nova 305/5 V8
1987 Chevrolet R10 305/5 V8
1987 Chevrolet R10 Suburban 305/5 V8
1987 - 1988 Chevrolet R20 305/5 V8
1987 Chevrolet V10 305/5 V8
1977 - 1978 GMC C15 305/5 V8
1979 - 1995 GMC C1500 305/5 V8
1977 - 1978 GMC C15 Suburban 305/5 V8
1979 - 1986 GMC C1500 Suburban 305/5 V8
1977 - 1978 GMC C25 305/5 V8
1976 - 1987 Chevrolet El Camino 305/5 V8
1978 - 1980 Pontiac Grand Am 305/5 V8
1977 - 1980 Pontiac Grand LeMans 305/5 V8
1978 - 1987 Pontiac Grand Prix 305/5 V8
1977 - 1980 Pontiac LeMans 305/5 V8
1983 - 1986 Pontiac Parisienne 305/5 V8
1977 - 1979 Pontiac Phoenix 305/5 V8
1977 Pontiac Ventura 305/5 V8
1991 Oldsmobile Custom Cruiser
1992 Oldsmobile Custom Cruiser 305/5 V8
1978 - 1979 Pontiac Sunbird 305/5 V8
1977 - 1981 Checker Marathon 305/5 V8
1980 - 1995 Chevrolet G20 305/5 V8
1978 - 1985 Chevrolet G30 305/5 V8
1977 - 1985 Chevrolet Impala 305/5 V8
1977 - 1986 Chevrolet K10 305/5 V8
1981 Chevrolet K10 350/5.7 V8
1977 - 1986 Chevrolet K10 Suburban 305/5 V8
1977 - 1986 Chevrolet K5 Blazer 305/5 V8
1977 - 1986 Chevrolet C10 305/5 V8
1977 - 1986 Chevrolet C10 Suburban 305/5 V8
1988 - 1995 Chevrolet K1500 305/5 V8
1977 - 1985 Chevrolet K20 305/5 V8
1977 - 1986 Chevrolet K20 Suburban 305/5 V8
1988 - 1995 Chevrolet K2500 305/5 V8
1976 Chevrolet Laguna 305/5 V8
1977 - 1978 GMC C25 Suburban 305/5 V8
1982 - 1986 GMC C2500 Suburban 305/5 V8
1988 - 1995 Chevrolet C1500 305/5 V8
1977 - 1986 Chevrolet C20 305/5 V8
1977 - 1986 Chevrolet C20 Suburban 305/5 V8
1988 - 1995 Chevrolet C2500 305/5 V8
1978 Chevrolet C30 305/5 V8
1977 - 1980 Buick Century 305/5 V8
1978 Buick LeSabre 305/5 V8
1977 - 1980 Buick Regal 305/5 V8
1991 Buick Roadmaster
1991 Buick Commercial Chassis
1977 - 1979 Buick Skylark 305/5 V8
1991 - 1992 Cadillac Brougham 305/5 V8
1987 Chevrolet Blazer 305/5 V8

Specs:

Application Small Block Chevy
Brand Mr. Gasket
Compressed Thickness .028 inch
Compression Ratio Up to 14:1
Emission Code 5
Engine Chevrolet Small Block Gen I
Gasket Bore 3.870 inch
Gasket Line Ultra-Seal
Material Graphite Steel
Packaging Retail
Product Type Head Gasket
Quantity Per Pkg. 1
Warranty Limited 90 Day
Weight 0.5
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 55299296072

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4.7 ★★★★★
Based on 1493 reviews
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Product Reviews
M
Verified Purchase
Michele Johnson
Grantham, US
★★★★★ 5
My buddy has been chewing on this for an hour!
Color: Green, Color: Green
This dog toy has been a great addition to our dog’s toy collection! My dog can be a pretty aggressive chewer, so I’m always looking for toys that are durable and can actually hold up to daily play. This one has been surprisingly tough and has lasted much longer than many other toys we’ve tried. The material feels strong and well made, and the design makes it easy for my dog to grip and chew. He loves carrying it around and tossing it during playtime. It’s also great for keeping him busy and helping reduce boredom, especially when he has extra energy to burn. Another thing I like is the texture of the toy. It seems to help keep my dog engaged, and it’s sturdy enough that I don’t worry about it falling apart right away like some softer toys do. It’s been used for chewing, tugging, and even some fetch around the house, and it’s still holding up really well. The only small drawback is that I wish it had a squeaker inside. My dog absolutely loves squeaky toys, and I think that would make it even more exciting and keep him interested for longer periods of time. Overall though, this is a very solid and durable dog toy that’s perfect for dogs that love to chew. If you’re looking for something tough that can help keep your dog entertained and reduce boredom, this is definitely worth try
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
E
Verified Purchase
Elizabeth Funderburg
Lake Worth, US
★★★★★ 5
Great Toy For Aggressive Chewers
Color: Green, Color: Green
My Boy loves it! It is a little heavy but it keeps him busy. Very strong and sturdy for aggressive chewing. We named it Ally the Alligator. He loves it definitely would recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
L
Verified Purchase
Larry
Charlottesville, US
★★★★★ 4
Quality material and looks good.
Color: Green
Great chew toy for medium to large dogs. Seems to hold up to their chewing. Very heavy and could damage floors or furniture if your dog happens to throw it in the air.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2026
C
Verified Purchase
Cynthia Brann
San Leandro, US
★★★★★ 5
Alligator chew toy
Color: purple, Color: purple
Excellent for heavy duty chewing. Good size for medium size (15-25lbs.). An instant hit with my dog. Very durable. I feel it is safe for my dog to have unsupervised. I rate this HIGHLY RECOMMEND.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
S
Verified Purchase
S Bowman
Bozeman, US
★★★★★ 3
Held Up Better Than Most for My Aggressive Chewer
Color: purple, Color: purple
I have to give the Fuufome Dog Chew Toy for Aggressive Chewers a solid 3 out of 5 stars. I have a very high-energy Lab mix named Boone who is an extremely aggressive chewer. Finding toys that last in our house is nearly impossible. This is actually his second toy like this - the first one is currently in my yard in three different pieces. While I don’t believe this toy was advertised as indestructible, I still hoped it would fully survive Boone’s chewing. Some parts have held up well, which is more than I can say for many other toys we’ve tried. However, he was still able to do some noticeable damage to the rubber portion after consistent use. To be fair, it did last longer than most toys we’ve purchased, which says a lot considering how tough Boone is on his things. For moderate chewers, I think this would hold up quite well. For truly aggressive chewers like mine, it’s tougher than average but still may show wear over time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 24, 2026

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