Dart 16776010 Cylinder Heads
2.250 Int / 1.880 Exh
Race Series 340 Oval Port BBC Cylinder Head
Full Oval, Bare Casting
Dart big block heads deliver superior performance without the
hassles of welding and modifying stock castings. We applied proven
Pro Stock technology to produce big block heads that out perform
the competition yet Dart heads can be used with most off the shelf
pistons, manifolds, headers and valve train components.
- Premium alloy: Dart aluminum heads are cast from virgin
355-T61 aerospace alloy for superior strength and
- Shallow combustion chamber design improves combustion and
allows use of larger valves for improved airflow.
- Interlocking ductile iron valve seats are compatible with
stainless steel and titanium valves.
- Spark plugs are shifted toward bore centerline to enhance flame
travel and reduce spark advance requirement.
- Refined intake port design reduces turbulence and increases
- Optional spread exhaust ports allow use of larger primary tubes
without header plates.
- Water passages between exhaust ports improve cooling and
prevent hot spots that can cause head gasket failure.
- Gasketed 3/4 reach spark plugs offer widest selection of heat
- All cylinder heads sold individually.