Dart 13071122 Cylinder Head Aluminum Small Block Ford Pro1 210cc 62cc 2.050″ x 1.600″, CNC Assembly w/ 1.437″ Dual Springs for Hydraulic Roller or Flat Tappet Cam

Dart 13071020 Cylinder Head Aluminum Small Block Ford Pro1 210cc 62cc 2.050″ x 1.600″, CNC Assembly w/ 1.437″ Dual Springs for Hydraulic Roller or Flat Tappet Cam

Material: RMR Cast Aluminum Alloy

Valve Angle: 20° (stock)

Intake Port Volume: 210cc CNC

Intake Valve: 2.050”

Exhaust Valve: 1.600”

Springs: 1.437″ Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam Max Lift: .650″

Chamber Volume: 62cc

Excellent street, strip, oval track and truck or marine performance upgrade. Maximum torque and throttle response from 3,000 to 7,000+ RPM. Best for 347-427 cubic inch engines. Works with most standard components.

Dart PRO1 20° 210cc CNC Head for Ford small blocks 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.

Exhaust runners are raised .135” for improved flow. Manganese Bronze valve guides are used for long life, and hardened valve seats provide durability with unleaded fuels. Features 2.500″ and 3.000″ exhaust bolt pattern.

Assemblies include Stainless Steel valves, premium springs, locks, retainers, guide plates and seals.

Heads are sold individually.