Edelbrock Power Package Toppower Package Top End Kit RPM for 383-427 SB Chevy (1957-86) 460+ Hp

The Edelbrock concept of selling dyno-matched components has been popular since 1987. However, with the introduction our Power Package Top End Kits, now you can get the best Edelbrock performance in-one-box, under one part number with “no guesswork” involved. These kits give you just about everything you need to top off your engine and are available in four levels of performance ranging from entry-level E-Street packages to street/strip Victor packages. Power Package TopPower Package Top End Kit; RPM for 383-427 SB Chevy (1957-86); 460+HP The #60087 Performer RPM NHRA Stock & Super Stock Cylinder Heads are designed for use with 1961-76 390-427-428 Ford engines. RPM heads are perfect for street performance, daily drivers and muscle cars where more performance is needed. Chevrolet:Small-Block Gen I:383 (6.3L)