Big Block Chevy Pro 1 Assembled Cylinder Head

Vehicle Info Needed

DARTPART NUMBER: 301-19574136

Big Block Chevy Pro 1 Assembled Cylinder Head

Name: Big Block Chevy Pro 1 Assembled Cylinder Head
Brand: DART
SKU: 301-19574136
Price: 3266.96 USD
Availability: InStock

^$3,266⁹⁶

4 left in stock

Ships on Sep 08, 2026

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Rectangle Port 355 cc

Assembled Cylinder Head
CNC Ported Head
Valves: 2.300" Int/1.880" Exh
Dual Valve Springs: 1.625"

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.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCylinder Head

BrandDART

Package Height7.2

Package Width10.4

Package Length23.4

Weight36.9 PG

Part CategoryPerformance Parts

Cylinder Head MaterialAluminum

Intake Port LocationStandard

Rocker Arm Nut Thread Size (In.)7/16"-20

Exhaust Valves IncludedYes

Locks IncludedYes

Retainers IncludedYes

Lock Style10 degree

Guideplates IncludedYes

Rocker Arms IncludedNo

Oiling StyleThrough pushrod

Rocker Arm Nuts IncludedNo

Cylinder Head FinishNatural

Valve Seats MachinedYes

Intake Valve Angle24

Maximum Valve Lift0.85 in (21.59 mm)

Valve Seat MaterialDuctile iron

Heat CrossoverNo

Number Of Springs Per ValveDual

Valve Springs IncludedYes

Valve Seat Machine Style4-angle intake/3-angle exhaust

Damper Spring IncludedNo

Valve Guides IncludedYes

Cnc-Machined Intake RunnerYes

Intake Valves IncludedYes

Combustion Chamber StyleHeart

QuantitySold individually

Valve Stem Seals IncludedYes

Intake Valve Diameter2.3 in (58.42 mm)

Accessory Bolt Holes DrilledYes

Exhaust Runner Volume (Cc)138

Exhaust Port LocationRaised

Valve Guide MaterialManganese bronze

Outside Diameter Of Outer Spring1.625 in (41.3 mm)

Combustion Chamber Volume (Cc)121

Machined For O-RingNo

Exhaust Valve Angle15

Steam Holes DrilledNo

Rocker Arm Studs IncludedYes

Cylinder Head StyleAssembled

Part FitmentSemi Universal

Valve Cover Mounting StylePerimeter bolt

Valve Stem Seal StylePositive stop

Retainer MaterialTitanium

Intake Runner Volume (Cc)355

Cnc-Machined Exhaust RunnerYes

Cnc-Machined Combustion ChamberYes

Exhaust Valve Diameter1.88 in (47.752 mm)

Vendor Part Number19574136

Package Qty1

Package TypeEA

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