248.362.1188
TECH LINE [M–F / 9A–6P EST]
Dart Machinery, LTD. stands behind each product we manufacture 100%. Each component undergoes a detailed manufacturing process that involves the hundreds of calculated and precision steps to ensure the finest quality possible.
PRO1 23 200cc Port

PRO1 23° 200cc

Email
Categories: , ,

Description

Street performance, restricted oval track, and marine performance upgrade. Mid-range to 6,500 RPM. Best for 383-434 cubic inch engines.

Dart PRO1 23° 200cc Platinum series heads offer increased air flow at high valve lift for large displacement engines. Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats with hardened, radiused exhaust seats are standard. Best of all, our precision cast ports produce outstanding airflow without time consuming porting.

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

Heads are sold individually.

Email

Material: RMR Cast Aluminum Alloy

Valve Angle: 23° (stock)

Intake Port Volume: 200cc

Intake Valve: 2.020”

Exhaust Valve: 1.600”

Chamber Volume: 64 or 72cc

Plug Types: Straight or angle

PRO1 23° 200cc – Aluminum (Straight Plug Heads)

64cc Combustion Chambers

11320010P – Bare Head

11321111P – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

11321112P – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

11321113P – 1.550” Dual Springs for Solid Roller Cam .660”


72cc Combustion Chambers

11420010P – Bare Head

11421111P – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

11421112P – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

11421113P – 1.550” Dual Springs for Solid Roller Cam .660”


PRO1 23° 200cc – Aluminum (Angle Plug Heads)

11310010P – Bare Head

11311111P – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

11311112P – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

11311113P – 1.550” Dual Springs for Solid Roller Cam .660”


72cc Combustion Chambers

11410010P – Bare Head

11411111P – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

11411112P – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

11411113P – 1.550” Dual Springs for Solid Roller Cam .660”

PRO1 200 Tech Sheet – H14

Menu