Mr Gasket Exhaust Header Gasket 7430G; Aluminum-Layered Rectangular Port 1.380 in. 1.880 in. for Chrysler 361-440 B, RB Mopar

With the ever-increasing technology in performance and racing engines, supercharged, turbo charged, nitrous-oxide and extreme compression ratios, a demand was created for stronger, more durable engine gaskets. Mr. Gasket, the originator of high performance gaskets, has met the challenge and developed performance gaskets in a variety of materials for all applications to meet the sealing demands of these engines. Mr. Gasket engine gaskets are the most advanced, tested and proven in the performance market today and earned the respect of many professional and sportsman racers.