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Dart 11980060P Cylinder Head Aluminum Small Block Chevy Pro1 245cc 66cc 2.100″ x 1.600″ Straight Plug, Bare Casting CNC Ported

$1,242.66

Dart 11980060P Cylinder Head Aluminum Small Block Chevy Pro1 245cc 66cc 2.100″ x 1.600″ Straight Plug, Bare Casting CNC Ported

Material: RMR Cast Aluminum Alloy

Valve Angle: 23° (stock)

Intake Port Volume: 245cc CNC

Intake Valve: 2.100”

Exhaust Valve: 1.600”

Chamber Volume: 66cc

Plug Type: Angle

Maximum performance/full competition, unlimited oval and super classes. 7,000+ RPM, 400+ cubic inch engines.

Dart PRO1 23° 245cc CNC Head are professional quality competition cylinder Head. We applied the airflow technology developed in our championship winning Pro Stock engine program to produce these state of the art Head.

Every intake port, every exhaust runner, every valve bowl and every combustion chamber is 100% CNC machined on special dedicated PRO1 castings. These Head are ideal for high compression, big inch small blocks and are great for supercharged or turbocharged applications.

Standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components.

Hardened exhaust seats are compatible with unleaded gasoline. Manganese Bronze valve guides extend cylinder head life.

Note: Requires use of .150″ offset intake rockers.

Heads are sold individually.

Weight 27 lbs

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