Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block Adapters - AN Adjustments are made using a

Adjustments are made using a left and right hand threaded adjuster CNC machined from 4140 Chrome Moly and heat treated for maximum strength

and a Flow FX "straight-through" muffler is used for a moderate sound level and maximum performance

Constructed from 304 stainless steel and mild steel

4) The throttle bore center sits 9

Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block Adapters - AN Adjustments are made using aEdelbrock E Series Cylinder Head Bolt Kit #85582 is a high quality replacement bolt set for big block Oldsmobile engines equipped with Edelbrock Performer RPM cylinder heads. This bolt kit is required when installing Edelbrock heads on an engine previously equipped with cast iron heads. With Edelbrock and other aftermarket aluminum heads, a washer is required which this kit provides along with longer bolts to compensate for the added thickness of the