Edelbrock #9680 Head Bolt Bushings with Integral Washers must be used on 289-302 S/B Ford Engines with 7/16" Head Bolts. Complete Set of 20 High Quality Head Bolt Bushings. Use with Edelbrock Head Bolt Kit #8552 or Stock 7/16" Head Bolts.
The Edelbrock #9680 bolt bushing kit contain a complete set of the highest quality head bolt bushings. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining
Set of 20
Available to Order
Maximum Outside Diameter
Hazardous Materials Warning
WARNING: This product can expose you to Chromium, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
The Edelbrock #9680 is made specifically for 289-302 Ford engines; Apply oil or suitable thread lubricant to head bolt threads and the underside of bolt heads and washers.; Using the torque sequence (See Figure 1), torque all 7/16" bolts to 65-70 ft./lbs and all 1/2" bolts to 100-110 ft./lbs in four steps (30, 40, 50, 60-75; or 30, 60, 90, 100-110).; Installation is the same as for original equipment cylinder heads. Consult service manual for specific procedures, if necessary.; BOSS 302 CLONE ENGINES - Use Edelbrock Head Bolt Bushings with Integral Washers #9680 in place of washers supplied with your head bolt kit. Torque 7/16" bolts to 65-70 ft./lbs. in four steps (30, 40, 50, 65-70) following the factory tightening sequence. ALL ENGINES - A re-torque is recommended after initial start-up and cool-down (allow 2-3 hours for adequate cooling).