Edelbrock part #2057 Performer RPM Top End Kit is designed for 1962-79 Pontiac 389-467 c.i.d. V-8 engines. This Top End Kit produced 471 HP & 530 TQ on a 468 c.i.d with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit includes an RPM intake manifold, Performer RPM cylinder heads, hydraulic cam and lifters, timing chain complete bolt kits and an Edelbrock gasket set. To get great performance out of any engine, all of the components must work together. For over 30 years, the Edelbrock Total Power Package system has solved the parts matching puzzle for many street performance enthusiasts. 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.
Cylinder Head Port Shape
Available to Order
Possible 471 HP
Hazardous Materials Warning
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
For 389-467 Pontiac with 87cc Cylinder Heads; Proper installation is the responsibility of the installer. Improper installation will void your warranty and may result in poor performance and engine or vehicle damage.; Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant #1076, DO NOT USE END SEALS GASKETS.; Sealant must be used on intake bolt threads if the threads extend into lifter valley or coolant passage.; NPT/Pipe thread fittings require the use of Teflon tape or paste on threads to ensure proper seal.; DO NOT OVERTIGHTEN NPT/Pipe fittings, this may cause the aluminum to crack around the fitting boss. NPT/Pipe thread is a tapered thread.