Special order – Usually takes 2-3 weeks – Click here for more information!
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What does the phrase 'Will be special ordered for you' entail?
This indicates that the product is not currently stocked in our warehouse. We procure 'Special Order' items directly from the supplier upon receiving your order. Typically, we do not maintain inventory for these items.
'Special Order' products may either be shipped directly from the supplier or routed through our facilities before reaching you. The available shipping options will be presented during the checkout process.
Once you place an order for a Special Order item, we will specially order it for you, and there is a restocking fee of up to 15% depending on the item in case of cancellations.
As Roco 4x4, we commit to providing updates on your order within a maximum of 2 business days, offering an estimated time of arrival (ETA) for the item. In the event that the item is discontinued, we will promptly notify you.
Cylinder Head Specifications: Combustion chamber volume: 59cc; Intake runner volume: 185cc; Exhaust runner volume: 75cc; Intake valve diameter: 2.02"; Exhaust valve diameter: 1.57"; Valve stem diameter: 8mm; Valve guides: Manganese steel; Deck thickness: 5/8"; Valve spring diameter: 1.30"; Valve spring maximum lift: .600"; Rocker stud: 7/16"; Guideplate: Hardened steel; Pushrod diameter: 5/16"; Valve angle: 18°; Exhaust port location: Stock; Spark plug fitment: 14mm x 3/4 reach, gasket seat . * Match with Edelbrock head gasket sets. IMPORTANT NOTES: The E-CNC 185 cylinder heads for small-block Ford are an all new design that is CNC ported to achieve optimal air-flow for maximum horsepower and torque in high performance street and light duty racing applications. The casting and port designs are all new and engineered for great performance. E-CNC heads feature fully 100% CNC’d intake ports, combustion chambers and exhaust ports for improved air-flow. These heads feature 2.02” intake and 1.57” exhaust, 8mm stem valves and are equipped with conical valve springs and steel retainers for a lightweight and durable valve train combo. These small-block Ford heads have an aggressive 18° valve angle for maximum performance and accept common intake manifolds such as Edelbrock Performer RPM and RPM II. Deck thickness: 5/8", rocker stud diameter: 3/8", pushrod diameter: 5/16" (width of slot in guide plate). Deck thickness: 5/8", rocker stud diameter: 7/16", pushrod diameter: 5/16" (width of slot in guide plate). 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. Edelbrock pushrods #9632 are recommended. Requires hardened pushrods. Pedestal mount rockers
