These cylinder heads are designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 ram air iv pontiac cylinder head. Performer heads #60579/#60575 are 50-state emissions legal for 1965-79 vehicles. They feature 87cc combustion chambers designed to maximize performance while using less expensive low-octane fuel with a streetable 9.5:1 compression ratio. Our Performer RPM heads with the 72cc combustion chamber are for higher compression engines. Performer RPM #60509 is semi-machined and must be finished by a professional cylinder head porter. They include valve guides and seats installed with no intake pushrod holes. Performer RPM #60587 is not port matched or bowl blended and is NHRA accepted for stock & super stock. Installation note: these heads require ram air iv (round port) style exhaust manifolds or headers and Edelbrock head bolt kit #8549. Deck thickness: 5/8" rocker stud diameter: 7/16" pushrod diameter: 5/16" (width of slot in guide plate).
Edelbrock 60575 Cylinder Head; Pontiac; Performer Rpm; 87Cc; For Hydraulic Roller Cam (Ea)
SKU: ECA-75-454940-1
Unit Price
Quantity
Subtotal
US 1,715.21$
US 1,715.21$
US 1,704.92$1%
2
US 1,698.90$1%
3
Description
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This product is shipped from our supplier's warehouse in Titusville, FL, United States
Our guarantee
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
A 25% handling charge is levied against all authorized returns except those due to our error. Unauthorized returns are subject to a 40% handling charge. Damages & defects must be reported to us within 14 days.
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