No hassle
Live in-stock
Save over
60% retail
You have no items in your shopping cart.
June Sale: $1,875.52
In Stock
May ship from manufacturer
Free Shipping
Part number: 18200000
Competitor Pricing
Product Details
Dart 18200000 Cylinder Heads
Big Chief 14 Degree Cylinder Head
Bare Casting

The Big Chief head has dominated in sportsman classes since its introduction, and we have continued to improve the design with the latest Pro Stock Technology. With our sophisticated CNC machining programs, we can tailor a pair of Big Chief heads to fit your exact engine combination.

It is recommended that you contact a Dart technical representative before placing an order for this item. Detailed information about your planned engine build will help to ensure that you choose the right configuration for your motor and that any special parts and considerations are taken into account.


  • Premium alloy: Dart aluminum heads are cast from virgin 355-T61 aerospace alloy for superior strength and integrity.
  • 18 rolled valve angle and raised ports for excellent air/fuel flow characteristics.
  • 5-axis CNC machined intake and exhaust ports and combustion chambers.
  • Huge 2.400 intake and 1.900 exhaust valves.
  • Stainless steel or titanium valves available.
  • Spread port design eliminates inefficient port locations, increasing power and consistency.
  • Raised spark plug location improves flame travel for a quicker, more complete burn, producing more power.
  • All cylinder heads sold individually.
Add your review
The fellas at Autoplicity where great, very proffesional, and great price as well. I will definately be using them again. ohh, and super fast shipping... thank autoplicity...
Ordering when fine...still yet to experience shipping and QC
Unbeliveable customer service and super fast shipping. I had a question about my order and I was able to use the online chat function to instantly connect with a customer service agent that was quick to answer all my questions regarding my order. I am very pleased with the level of service I received not to mention the great price they offered on the item I purchased. I will be sure to continue doing business with Autoplicity for my automotive needs. Thanks so much. A+
Good product, fast shipping, ease of shopping.
Show All Reviews
Return Policy
Returns are easy at THMotorsports
Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy