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Guaranteed Fitment
Always the correct part
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Maximum competition. High torque, high compression low dome. 8,000+ RPM, 500+ cubic inches. Race Series big block 18 Deg oval port heads bridge the gap between conventional heads and Dart's Big Chief heads. Utilizing Pro Stock style oval intake ports with 330cc or 383cc runners in a conventional asymmetrical port design, and featuring an 18 Deg rolled valve angle with redesigned shallow combustion chambers, this design is ideal for drag racing, marine applications and dirt modified classes permitting big blocks.
- Heads are sold individually
Attributes:
- Brand Name: Dart
- GTIN: 00807051010473
- CNC Ported: Yes
- Combustion Chamber Volume: 102.00
- Cylinder Head Material: RMR Cast Aluminum Alloy
- Cylinder Head Series: Race Series
- Engine: Big Block
- Engine - Web: Big Block
- Engine Type: ICE
- Exhaust Valve Diameter: 1.840
- Industry: Automotive
- Intake Valve Diameter: 2.350
- Make: Chevrolet
- Make - Web: Chevrolet
- Port Volume: 383.00
- Product Type: Engine Cylinder Head
- Spring: Double
- Valve Angle: 18
- Valve Spring Diameter: 1.625
Extended Information:
- Country of Origin: US
- Emissions : CARB Eligible
- Life Cycle Status: Available To Order
Packing Information:
- Quantity of Each: 1
- Package UOM: EA
- Dimension: 24.000 x 10.250 x 8.000 inches
- Weight: 38.000 lb
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Shipping + Returns Shipping Policy We aim to provide a seamless shipping experience, ensuring your order arrives on time and in perfect condition. Orders are typically processed within 1-2 business days, and shipping times vary based on your location. You will receive a tracking number as soon as your order is dispatched. We offer both standard and expedited shipping options. Please note, delivery times may be affected by holidays or high demand periods. International Shipping For international orders, shipping costs and delivery times will depend on the destination. Additional customs fees may apply, which are the responsibility of the customer. Returns Policy We want you to be completely satisfied with your purchase. If you need to return an item, please contact us within 30 days of receiving it. To be eligible for a return, items must be unused, in original condition, and with all tags attached. How to Initiate a Return To start a return, contact our customer support team with your order number and reason for return. Once approved, we’ll provide instructions on how and where to send your package. Please note that return shipping costs are the responsibility of the customer, unless the item was damaged or incorrect upon arrival. Refunds Once we receive your returned item, our team will inspect it and process your refund. You’ll receive a confirmation email once your refund is complete, typically within 5-7 business days.