Edelbrock Performer RPM Cylinder Head - Assembled - 1.900 / 1.600 in Valve - 170 cc Intake - 60 cc Chamber - 1.460 in Springs - Small Block Ford 60225 Aviation Carrying Bags Multi Foam Density Interior with QRP50-820 Windshield Size:Large/X-Large Mounting Bolt Pattern 2

Multi Foam Density Interior with Contoured Cheek Pads for Secure Fit

The state of art bonding process used on all POWERBOND models eliminates spinning of the inertia ring and separation of the dampening material in even the most highly stressed applications

this spring kit is ready to bolt onto LS heads with aggressive cams with up to

Suitable for use with gasoline powered engines

Edelbrock Performer RPM Cylinder Head Assembled 1.900 1.600 in Valve 170 cc Intake 60 cc Chamber 1.460 in Springs Small Block Ford 60225 Aviation Carrying Bags Multi Foam Density Interior with QRP50 820 Windshield Size:Large X Large Mounting Bolt Pattern 2 Multi Foam Density Interior with Contoured Cheek Pads for Secure Fit The state of art bonding process used on all POWERBOND models eliminates spinning of the inertia ring and separation of the dampening material in even the most highly stressed applications