Tri Star HP Aluminum Cylinder Heads with Dart™ Pro 1 castings, Small Block Chevy

Tri Star HP Aluminum Cylinder Heads with Dart™ Pro 1 castings, Small Block Chevy
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Quick Overview:
Sold in pairs
•Dart™ Pro 1 castings
•Your choice of intake runner size

Tri Star HP Dart™ Pro 1 casting aluminum cylinder heads are the top of the line choice for your high performance small block Chevy engine. For street application, drag strip racing or anything in between these small block Chevy heads are the ultimate cylinder heads for out of the box performance.
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Online Price: $1,295.00
High performance aluminum cylinder heads professionally assembled from Dart Pro 1 cylinder head castings. The redesigned chamber features improved fuel distribution , spark plugs are located high and as close to the center of the chamber as possible and five angle intake seats shear the liquid fuel and air as it enters the chamber. The intake face, exhaust face and exhaust ports on these small block aluminum heads have been redesigned, valve guide bosses are profiled and casting walls are cleaner and more consistent, resulting in greater control over flow, heat and combustion. Multiple intake sizes are available to suit engines from mild street to big-inch full competition.
Part Number
Short Block Features
Camshaft Advertised Duration
Camshaft Duration @ .050"
Camshaft Lift
Dart™ Pro 1 Cylinder head castings

►180cc, 200cc, 215cc, or 230cc Intake Runner
►64cc or 72cc combustion chamber volume
►Angled spark plugs
►2.02 stainless intake valves (depending on intake runner size)
►1.60 stainless exhaust valves
►Howards HP valve springs
►Howards chrome moly valve spring retainers

►Premium alloy:
       •Dart aluminum heads are cast from virgin 355-T61 aerospace alloy for          superior strength and integrity.
►Bolt on compatibility
       •Standard valve angle and spacing are retained to allow use of off the          shelf pistons and valve train components.
►Manganese bronze intake valve guides and phosphorous bronze exhaust     valve guides extend cylinder head life.
►Hardened exhaust seats are compatible with unleaded gasoline
►Multi-angle intake seats and radiused exhaust seats dramatically increase     air/fuel flow
►Spark plug holes are machined for gasketed 3/4" reach plugs.
►Dual exhaust bolt pattern spot is provided for easy header fitment.
►Heart shaped chambers improve combustion efficiency and fit most     standard pistons.
Cast, machined and assembled in the USA
Additional Parts Included
No head bolts or gaskets are supplied with this part number
Crude oil, gasoline, diesel fuel and other petroleum products can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.

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