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Mr. Gasket Copper Seal Header Gaskets - 7166MRG

Mr. Gasket Copper Seal Header Gaskets - 7166MRG

SKU: 7166MRG
Regular price $56.32 USD
Regular price Sale price $56.32 USD
Sale Sold out

Overview:

Mr. Gasket CopperSEAL Header Gaskets are a high quality copper gasket that performs extremely well and are reusable. We recommend this in all racing and high performance applications. They are for stock heads unless indicated, and work well in high heat and turbocharged applications.

Features:

  • Manufactured from “Dead Soft” (solid) .043" thick copper material
  • .051" embossment around each exhaust port to seal irregular surfaces. Total gasket thickness .094"
  • Provides excellent sealing and durability
  • Conforms to and seals minor surface irregularities
  • For high performance street, drag race, oval track and turbocharged (extreme heat) applications

Year Make Model Submodel Engine Size
1984 - 1988 Dodge D350
1981 - 1989 Dodge D250 360/5.9 V8
1981 - 1989 Dodge D350 360/5.9 V8
1979 - 1981 Dodge D400
1978 Dodge D450 360/5.9 V8
1975 - 1980 Dodge D300 360/5.9 V8
1974 - 1976 Dodge Dart 360/5.9 V8
1978 - 1983 Dodge Diplomat 318/5.2 V8
1978 - 1979 Dodge Diplomat 360/5.9 V8
1977 - 1989 Dodge Diplomat
1978 Dodge D400 360/5.9 V8
1979 - 1981 Dodge D450
1980 Dodge Mirada 360/5.9 V8
1980 - 1983 Dodge Mirada 318/5.2 V8
1968 - 1976 Dodge Dart 318/5.2 V8
1968 - 1978 Dodge Monaco 318/5.2 V8
1971 - 1978 Dodge Monaco 360/5.9 V8
1978 - 1979 Dodge Magnum 318/5.2 V8
1978 - 1979 Dodge Magnum 360/5.9 V8
1974 - 1989 Dodge Ramcharger 360/5.9 V8
1975 - 1977 Dodge Royal Monaco 318/5.2 V8
1979 - 1981 Dodge St. Regis 318/5.2 V8
1975 - 1988 Dodge W100 360/5.9 V8
1977 - 1989 Dodge W150 360/5.9 V8
1975 - 1977 Dodge Royal Monaco 360/5.9 V8
1979 - 1980 Dodge St. Regis 360/5.9 V8
1975 - 1980 Dodge W200 360/5.9 V8
1981 - 1989 Dodge W250 360/5.9 V8
1975 - 1980 Dodge W300 360/5.9 V8
1981 - 1988 Dodge W350
1982 - 1989 Dodge W350 360/5.9 V8
1979 Dodge W300
1970 - 1976 Plymouth Duster 318/5.2 V8
1974 - 1976 Plymouth Duster 360/5.9 V8
1971 - 1978 Plymouth Fury 360/5.9 V8
1972 - 1983 Plymouth Gran Fury 318/5.2 V8
1966 - 1978 Plymouth Fury 318/5.2 V8
1972 - 1980 Plymouth Gran Fury 360/5.9 V8
1984 - 1989 Plymouth Gran Fury
1976 - 1978 Plymouth PB100 360/5.9 V8
1975 - 1980 Plymouth PB200 360/5.9 V8
1971 - 1974 Dodge D200 Pickup 360/5.9 V8
1967 Dodge D200 Series 318/5.2 V8
1968 - 1974 Dodge D300 Pickup 318/5.2 V8
1971 - 1974 Dodge D300 Pickup 360/5.9 V8
1967 - 1973 Dodge Polara 318/5.2 V8
1967 Dodge D300 Series 318/5.2 V8
1969 Dodge Polara 440/7.2 V8
1971 - 1973 Dodge Polara 360/5.9 V8
1967 - 1969 Dodge Dart 273/4.5 V8
1968 - 1973 Dodge Dart 340/5.6 V8
1968 - 1974 Dodge W100 Pickup 318/5.2 V8
1972 - 1974 Dodge W100 Pickup 360/5.9 V8
1974 Dodge M350 318/5.2 V8
1969 - 1974 Dodge W200 Pickup 318/5.2 V8
1971 - 1974 Dodge W200 Pickup 360/5.9 V8
1967 Dodge W200 Series 318/5.2 V8
1968 - 1974 Dodge W300 Pickup 318/5.2 V8
1971 - 1974 Dodge W300 Pickup 360/5.9 V8
1967 Dodge W300 Series 318/5.2 V8
1974 Dodge Ramcharger 318/5.2 V8
1967 Dodge W100 Series 318/5.2 V8
1967 Plymouth Barracuda 273/4.5 V8
1968 - 1974 Plymouth Barracuda 318/5.2 V8
1968 - 1973 Plymouth Barracuda 340/5.6 V8
1967 - 1968 Plymouth Belvedere 273/4.5 V8
1967 - 1970 Plymouth Belvedere 318/5.2 V8
1970 - 1973 Plymouth Cuda 340/5.6 V8
1974 Plymouth Barracuda 360/5.9 V8
1978 - 1979 Chrysler LeBaron 360/5.9 V8
1978 - 1981 Chrysler LeBaron 318/5.2 V8
1977 - 1980 Chrysler New Yorker 360/5.9 V8
1979 - 1982 Chrysler New Yorker 318/5.2 V8
1970 - 1973 Plymouth Duster 340/5.6 V8
1973 - 1974 Plymouth Cuda 318/5.2 V8
1974 Plymouth Cuda 360/5.9 V8
1968 - 1973 Plymouth Fury I 318/5.2 V8
1971 - 1974 Plymouth Fury I 360/5.9 V8
1967 - 1973 Plymouth Fury II 318/5.2 V8
1971 - 1974 Plymouth Fury II 360/5.9 V8
1967 - 1973 Plymouth Fury III 318/5.2 V8
1971 - 1974 Plymouth Fury III 360/5.9 V8
1968 Plymouth GTX 318/5.2 V8
1974 Plymouth PB100 Van 318/5.2 V8
1974 Plymouth PB100 Van 360/5.9 V8
1974 Plymouth PB200 Van 318/5.2 V8
1974 Plymouth PB200 Van 360/5.9 V8
1971 - 1973 Plymouth Road Runner 340/5.6 V8
1968 - 1975 Plymouth Road Runner 318/5.2 V8
1974 - 1975 Plymouth Road Runner 360/5.9 V8
1974 Plymouth PB300 Van 318/5.2 V8
1974 Plymouth PB300 Van 360/5.9 V8
1967 - 1974 Plymouth Satellite 318/5.2 V8
1968 Plymouth Road Runner 273/4.5 V8
1972 Plymouth Satellite 340/5.6 V8
1968 - 1974 Dodge D100 Pickup 318/5.2 V8
1971 - 1974 Dodge D100 Pickup 360/5.9 V8
1968 - 1974 Dodge D200 Pickup 318/5.2 V8
1974 Dodge M300 318/5.2 V8
1966 - 1978 Dodge Charger 318/5.2 V8
1981 - 1989 Dodge B350 360/5.9 V8
1974 Plymouth Satellite 360/5.9 V8
1971 - 1976 Plymouth Scamp 318/5.2 V8
1975 - 1983 Chrysler Cordoba 318/5.2 V8
1975 - 1980 Chrysler Cordoba 360/5.9 V8
1983 Chrysler Fifth Avenue 318/5.2 V8
1984 - 1989 Chrysler Fifth Avenue
1981 - 1983 Chrysler Imperial
1977 Chrysler LeBaron
1967 - 1968 Plymouth Satellite 273/4.5 V8
1974 Plymouth Trailduster 318/5.2 V8
1974 - 1981 Plymouth Trailduster 360/5.9 V8
1968 - 1976 Plymouth Valiant 318/5.2 V8
1967 Plymouth VIP 318/5.2 V8
1967 - 1969 Plymouth Valiant 273/4.5 V8
1967 Plymouth Belvedere II 318/5.2 V8
1967 Plymouth Belvedere II 273/4.5 V8
1970 Dodge A100
1975 - 1988 Dodge D100 360/5.9 V8
1971 - 1974 Dodge B200 Van 360/5.9 V8
1971 - 1974 Dodge B300 Van 318/5.2 V8
1971 - 1974 Dodge B300 Van 360/5.9 V8
1967 - 1976 Dodge Coronet 318/5.2 V8
1974 - 1980 Dodge CB300 318/5.2 V8
1974 - 1980 Dodge CB300 360/5.9 V8
1970 - 1974 Dodge Challenger 318/5.2 V8
1970 - 1973 Dodge Challenger 340/5.6 V8
1972 - 1973 Dodge Coronet 340/5.6 V8
1973 - 1976 Dodge Coronet 360/5.9 V8
1971 - 1973 Dodge Charger 340/5.6 V8
1967 Dodge D100 Series 318/5.2 V8
1967 - 1968 Dodge Coronet 273/4.5 V8
1981 Chrysler New Yorker
1971 - 1980 Chrysler Newport 360/5.9 V8
1979 - 1981 Chrysler Newport 318/5.2 V8
1978 - 1979 Chrysler Town & Country 360/5.9 V8
1976 - 1978 Dodge B100 360/5.9 V8
1978 - 1981 Chrysler Town & Country 318/5.2 V8
1976 - 1980 Dodge Aspen 318/5.2 V8
1976 - 1980 Dodge Aspen 360/5.9 V8
1975 - 1980 Dodge B200 360/5.9 V8
1980 Dodge RD200 360/5.9 V8
1981 - 1989 Dodge B250 360/5.9 V8
1975 - 1980 Dodge B300 360/5.9 V8
1974 Dodge Challenger 360/5.9 V8
1967 Dodge A100 Truck 273/4.5 V8
1967 - 1970 Dodge A100 Truck 318/5.2 V8
1974 - 1978 Dodge Charger 360/5.9 V8
1971 - 1974 Dodge B100 Van 318/5.2 V8
1971 - 1974 Dodge B100 Van 360/5.9 V8
1971 - 1974 Dodge B200 Van 318/5.2 V8
1975 - 1980 Plymouth PB300 360/5.9 V8
1981 Plymouth PB250 360/5.9 V8
1981 - 1983 Plymouth PB350 360/5.9 V8
1976 Plymouth Valiant 360/5.9 V8
1976 - 1980 Plymouth Volare 360/5.9 V8
1976 - 1980 Plymouth Volare 318/5.2 V8
1977 - 1989 Dodge D150 360/5.9 V8
1975 - 1980 Dodge D200 360/5.9 V8

Brand Mr. Gasket
Collector Gaskets Included No
Emission Code 5
Engine Chrysler Small Block LA
Gasket Line Copper-Seal
Material Copper
Port Shape Rectangle
Port Size 1.00" x 1.64"
Product Type Header Gaskets
Thickness .094"
Warning California Proposition 65
Warranty Limited 90 Day Warranty
Weight 0.88
View full details

Policies and FAQs

Return Policy

We accept returns on products within 30 days of delivery. Return shipping is the responsibility of the buyer unless we, the seller, are at fault.

Fault reasons include but are not limited to:
  • Buyer was shipped the wrong product
  • Buyer was shipped a damaged product
  • The product page had incorrect fitment and the part does not fit the Buyer's vehicle
 
The Buyer will not be refunded outbound shipping unless the Seller (Modern Day Muffler & Brake) is at fault.
 
In cases where the Buyer purchases and ships the return please note that if the Shipper (ex. USPS, FedEx, UPS, etc.) loses the return we will not be able to offer a refund as the Buyer must contact the Shipper and make a claim.
 
All products must be returned in original condition, meaning that the product must not be damaged, installed, or missing pieces/parts. If the product is not in original condition a deduction will be issued of up to 50% of the purchase price of the product.
 
Opened boxes, plastic bags, and other packaging are not considered damage (excluding single use items such as, but not limited to, liquids, software, and other components that cannot be reused/resealed).
 
When we, the seller, are at fault, please Contact Us for a return label, products returned with a shipping label not provided by the seller will not be refunded to the buyer. Please also note that our return labels are issued with the dimensions and weight of the original shipment, if the product is being returned in any box/package besides the original please Contact Us with the dimensions and weight.

Returns must be sent to this address:
Modern Day Muffler & Brake
774 Broad Street
Wadsworth, OH 44281
 
Products returned directly to a manufacturer or the incorrect address may be issued a deduction or denied a refund entirely.
 
If a product was delivered outside the 30 day return window or is no longer in original condition please contact us as we may be able to issue a refund in store credit and/or with a deduction. If this is the case please Contact Us as these situations are handled on a case by case basis.
 
If there are any questions, concerns, or doubts about return eligibility please Contact Us and we would be more than happy to assist you.

This page and policy were last updated: July 14th 2023

FAQs

This is the line that runs from the front of the vehicle to the rear. On most vehicles it connects to a junction then you will have rear axle lines. On a few cars the intermediate lines will connect to the rear wheels. It is recommended to change the axle lines if you are replacing the intermediate lines.

Our kits include all of the solid metal lines for that section of the vehicle.

We are happy to help! Please help us to help you by going to our return form and filling out the form as best as you can in order to request a return.

  • Modern Day stands by our parts and is happy to accept returns within 30 days of purchase. Parts must be in new condition.
  • If a part arrives damaged, or is defective, Please report it to us immediately. So we can handle it for your promptly.

Yes but you will need to order in advance. All of our items are not stocked at our location. So please place your order online and we will notify you when it is ready for pick up.

Unfortunately we cannot offer single lines outside of kits

Yes, all are covered by the manufacturer's standard warranty. Most warranties cover the cost of parts. Any installation or other fees are non-refundable.

Online we accept PayPal and all major Credit Cards. If your are picking an item up we gladly accept cash.

We can only ship to your confirmed address in PayPal or your billing address if you pay with a credit card.

Orders typically Arrive within 3 to 10 days depending if it is a stocked item or something we have manufactured at time of sale.

Yes please send us a message through our custom orders page.

Yes, but items sent out of the continental U.S. may incur additional charges based on their destination

The left and right sides on a vehicle are determined as though you were sitting in the driver's seat. The left is the driver's side, and the right is the passenger's side.

Check it again tomorrow. It takes up to 1 day for the carrier to give status and a delivery date. UPS and FedEx provide delivery dates, USPS usually does not but they take no longer than 5 business days.

Yes! Thank you for your military service!

Still have a question or concern?  Please contact use our contact us form!

Yes! Thank you for your military service!

Warranty Information

Customer service is our top priority and because we value your time and energy we ask you to visit our Contact Us page and reach out so that we may assist you in finding the correct warranty for your product. Please include your name, the name on the order, the order number, and the SKU of the product to ensure the quickest and most accurate response to your inquiry.

Product Notices

*NOTE: Product images may not reflect actual product appeareance.