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- PRO-1 BBC 325CC BARE
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 Height7.0
Package Width10.0
Package Length23.0
Weight31.0 PG
Part CategoryPerformance Parts
Cylinder Head MaterialAluminum
Intake Port LocationStandard
Exhaust Valves IncludedNo
Locks IncludedNo
Retainers IncludedNo
Guideplates IncludedNo
Rocker Arms IncludedNo
Oiling StyleThrough pushrod
Rocker Arm Nuts IncludedNo
Cylinder Head FinishChromate
Valve Seats MachinedYes
Intake Valve Angle24
Valve Seat MaterialDuctile iron
Heat CrossoverNo
Valve Springs IncludedNo
Valve Seat Machine Style4-angle intake/3-angle exhaust
Damper Spring IncludedNo
Valve Guides IncludedYes
Cnc-Machined Intake RunnerNo
Intake Valves IncludedNo
Combustion Chamber StyleHeart
QuantitySold individually
Valve Stem Seals IncludedNo
Intake Valve Diameter2.3 in (58.42 mm)
Accessory Bolt Holes DrilledYes
Exhaust Runner Volume (Cc)129
Exhaust Port LocationRaised
Valve Guide MaterialManganese bronze
Combustion Chamber Volume (Cc)121
Machined For O-RingNo
Exhaust Valve Angle24
Steam Holes DrilledNo
Rocker Arm Studs IncludedNo
Cylinder Head StyleBare
Part FitmentSemi Universal
Valve Cover Mounting StylePerimeter bolt
Intake Runner Volume (Cc)325
Cnc-Machined Exhaust RunnerNo
Cnc-Machined Combustion ChamberNo
Exhaust Valve Diameter1.88 in (47.752 mm)
Vendor Part Number19200030MMR
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
