Engine Cylinder Head

The Edelbrock #50459 E-Street cylinder 290 Oval Port head is designed for Big-Block applications. The Edelbrock E-Street cylinder head offers American made quality and affordable performance. E-Street cylinder head features as-cast ports and are designed for entry-level street performance applications operating in the idle-to-5500 rpm range. The modern combustion chamber designs improve the combustion process and larger than stock intake and exhaust ports move more air through your engine for improve efficiency. For use on pre-pollution controlled vehicles only.

Additional Attributes:

GTIN: 00085347504596
Camshaft Type: Flat Tappet
CNC Ported: Yes
Combustion Chamber Volume: 110
Construction Type: Complete
Deck Thickness: 0.5625
EGR Port: No
Exhaust Port Location: Standard
Exhaust Runner Volume: 110
Exhaust Valve Diameter: 1.88
Family: E-Street
Grade Type: Performance
Guide Material: Manganese Bronze
Guide Plate Material: Hardened Steel
Guide Plates Included: Yes
Head Casting Number: N/A
Horsepower: 400-500
Intake Runner Volume: 290
Intake Valve Diameter: 2.19
Material: Aluminum
Push Rod Diameter: (Suggested) 0.4375
Quantity: Sold Individually
Retainer Included: Yes
RGL: WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Rocker Arm Stud Diameter: 0.4375
Seat Angle: Exhaust 45 deg/Intake 45
Seat Material: Ductile Iron
Series: E-Street
Valve Angle: 26
Valve Included: Yes
Valve Spring Diameter: 1.50
Valve Spring Maximum Lift: 0.700
Valve Springs Included: Yes
Valve Stem Diameter: 0.3438

Extended Information:

Emissions : EPA Eligible
Life Cycle Status: Available To Order

Packaging:

Quantity of Each: 1
Package UOM: EA
Dimension: 26 x 11 x 8.5 inches
Weight: 44.1 PG