Edelbrock #50459 E-street Cylinder 290 Oval Port Head For Big-block Applications

Edelbrock #50459 E-Street cylinder 290 Oval Port head FOR Big-Block applications. 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. Exhaust 45 deg/Intake 45 deg. Match with Edelbrock head gasket sets. Recommended spark plugs are Champion RC12YC or equivalent 14mm…

Edelbrock 60455 RPM Big-Block Chevy Oval Port Cylinder Head Hydraulic Roller Cam (Each). The Edelbrock #60455 Performer RPM O-Port cylinder heads are designed for Big-Block Chevy applications. The Edelbrock #60455 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. These cylinder heads deliver great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only. For Hydraulic roller camshafts. If using a domed piston check clearance before final assembly, spark plug location has been moved. 150 closer to bore center, with…

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