Edelbrock 60739 Single Perf. Rpm Sbc 70Cc Head Comp.

Performer RPM cylinder heads have all of the same great features as our Performer Series heads, but are available with straight or angled spark plug configuration to fit a variety of exhaust applications. Available with a polished finish for a show quality look! ** match with Edelbrock head gasket sets. Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. To use stock rockers on small-block Chevy heads, .100" longer than stock pushrods are required. Edelbrock pushrods #9629 are recommended. Use head bolt kits for easy installation. Recommended spark plugs are champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. small block Chevy heads may not be used on engines with less than 4" bore

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