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![Assembled Platinum Pro 1 Aluminum Cylinder Head [Straight Plug]](https://www.jegs.com/images/mini_750/300/301/301-11421111p.jpg)
Vehicle Info NeededDARTPART NUMBER: 301-11421111P
Assembled Platinum Pro 1 Aluminum Cylinder Head [Straight Plug]
$1,12194
Ships on Mar 08, 2027
Lowest Price GuaranteeCurrently Unavailable
This product is currently not available. Please call customer service for assistance at 1-800-345-4545.
200cc Intake PortsCombustion Chambers: 72cc
- Assembled Platinum Pro 1 Aluminum Cylinder Head
- Straight Plug
- Valves: 2.02'' Intake, 1.60'' Exhaust
- Valve Springs: 1.250''
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeCylinder Head
BrandDART
Package Height6.9
Package Width10.2
Package Length23.9
Weight28.6 PG
Part CategoryPerformance Parts
Cylinder Head MaterialAluminum
Intake Port LocationStandard
Exhaust Valves IncludedYes
Locks IncludedYes
Retainers IncludedYes
Lock Style7 degree
Guideplates IncludedYes
Rocker Arms IncludedNo
Oiling StyleThrough pushrod
Rocker Arm Nuts IncludedNo
Cylinder Head FinishNatural
Valve Seats MachinedYes
Intake Valve Angle23
Maximum Valve Lift0.52 in (13.208 mm)
Valve Seat MaterialDuctile iron
Heat CrossoverNo
Number Of Springs Per ValveSingle
Valve Springs IncludedYes
Spark Plug StyleStraight
Valve Seat Machine Style4-angle intake/3-angle exhaust
Damper Spring IncludedNo
Valve Guides IncludedYes
Cnc-Machined Intake RunnerNo
Intake Valves IncludedYes
Combustion Chamber StyleHeart
QuantitySold individually
Valve Stem Seals IncludedYes
Intake Valve Diameter2.02 in (51.308 mm)
Accessory Bolt Holes DrilledYes
Exhaust Runner Volume (Cc)75
Exhaust Port LocationStandard
Valve Guide MaterialManganese bronze
Outside Diameter Of Outer Spring1.25 in (31.8 mm)
Combustion Chamber Volume (Cc)72
Machined For O-RingNo
Exhaust Valve Angle23
Steam Holes DrilledNo
Rocker Arm Studs IncludedNo
Cylinder Head StyleAssembled
Part FitmentSemi Universal
Valve Cover Mounting StyleCenter and perimeter bolt
Valve Stem Seal StylePositive stop
Retainer MaterialSteel
Intake Runner Volume (Cc)200
Cnc-Machined Exhaust RunnerNo
Cnc-Machined Combustion ChamberNo
Exhaust Valve Diameter1.6 in (40.64 mm)
Vendor Part Number11421111P
Package Qty1
Package TypeEA
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