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$4,349.82
SALE: $4,219.33
Model #16875156
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Utilizing Pro Stock style oval intake ports with 330cc or 383cc runners in a conventional style siamesed port design, and featuring an 18 degree rolled valve angle with redesigned shallow combustion chambers, this design isIdeal for drag racing, marine applications and dirt modified classes permitting big blocks.
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.
Features:
- Premium alloy: Dart aluminum heads are cast from virgin 355-T61 aerospace alloy for superior strength and integrity.
- Oval intake ports and high flowing 330cc or 383cc runners in a conventional siamesed port design.
- The 18 degree rolled valve angle and shallow chambers increase flow and optimize combustion.
- Raised spark plug location improves flame travel for a quicker, more complete burn, resulting in more power.
- Intake port floor raised for improved flow characteristics.
- Exhaust ports raised .300" to improve airflow over the short side radius.
- Extended exhaust face flange with improved angle for increased flow.
- 5-axis CNC machined intake and exhaust ports and combustion chambers.
- Huge intake valves (2.350" on the 383cc head, 2.250" on the 330cc head), and 1.840" exhaust valves.
- Interlocking ductile iron valve seats are compatible with stainless steel and titanium valves.
- Not available assembled.
- All cylinder heads sold individually
WARNING: Cancer and Reproductive Harm
Dart machinery started in a humble environment. Dart was founded in Oak Park, Michigan, in 1981 in a two-car garage. Dart has developed into an established pioneer in re-market cylinder heads, intake control systems and motor blocks throughout the years after the company started a business using a desk and telephone.
Dart is committed to assembling the best engine components available. All development, machining, and assembly are accomplished at Dart facilities to keep the highest quality measures. CNC, a computerized dynamometer, and the proprietary Maskin are updated to the state of the art technology advancement in the Dart engine production program. Engine program and daily interaction with leading engine builders and winning racers put Dart on the leading edge of technology
The original company products were aluminum Hemi cylinder heads that controlled the top fuel and funny car levels. These purpose-built heads granted the power that ultimately broke drag racing’s 300 mph barrier and designed the first four-second Funny Car elapsed time. In recent years, Dart spread-port Big Chief heads have set the measure in classes ranging from Pro Street to Pro Mod. The launch of the inexpensive Iron Eagle and the PRO 1 cylinder heads for large and small Chevy V8s, backed by aluminum- and cast-iron engine parts, is also continuing this tradition of innovation. Dart considering expanded its product line to include small-block Ford and Honda parts.
Dart was started with a desk, a telephone, and a dream. Dart today is the acknowledged pioneer in race-winning components development. Contact our sales team at (480) 966-3040.
