Edelbrock E-Series Cylinder Head Bolt Kit - Hex Head - Chromoly - Black Oxide - AMC V8 85312 COM11-677-4 Outer mounting bolt holes are

Outer mounting bolt holes are 2

000 RPM RPM operating range 8

Fits engine blocks designed to accept oil filters with a 3/4"16 thread and 2-5/8" diameter sealing O-ring

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and 2 1/8" Fuel (0-90 OHM)

Edelbrock E-Series Cylinder Head Bolt Kit - Hex Head - Chromoly - Black Oxide - AMC V8 85312 COM11-677-4 Outer mounting bolt holes areEdelbrock E Series Cylinder Head Bolt Kit #85312 is designed for use with Edelbrock Performer Cylinder Heads #60129 #60139 and Performer RPM Cylinder Heads #60109 #60119 used on pre 1970 AMC engines with 7 16 inch diameter head bolts. This kit contains all of the necessary parts to replace the factory head bolts. E Series bolts have a yield tensile strength of 190,000 PSI for strong and reliable loading. Bolt threads are rolled after heat treating for