Jeep 4.0L Head Bolt Kit

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Edelbrock #8533 Head Bolt Kit is for 1987-06 4.0L Inline Six Jeep Engines using 1/2" head bolts with Edelbrock #50159 and #50169 Cylinder Heads. This Head Bolt Kit will also fit 1972-90 AMC/Jeeps 4.2L Inline Six if using our cylinder heads.
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The Edelbrock #8533 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.


Availability Available
Application Application Specific
UPC 00085347085330
Quantity Kit
Thread Type Coarse
Thread Diameter 0.50 in
Minimum Length 3.869 in
Color Black Oxide
Availability Note Available to Order
Warranty 12 Months
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
Installation Notes
  • The Edelbrock #8533 is made specifically for Jeep 4.0L; Installation is the same as for original equipment cylinder heads.; Consult service manual for specific procedures, if necessary.; Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation.; Use alcohol or lacquer thinner on a lint-free rag to clean. Apply oil or suitable thread lubricant to head bolt threads and the underside of bolt heads and washers.; Torque cylinder head bolts in three steps following the factory tightening sequence
Finish Black Oxide
Head Drive Type Hex
Length (7) 4.625 in, (7) 3.875 in
Material Chromoly