Kit Contents: 4-6" long grade 8 bolts for front and center mains. 2-4-1/2" long grade 8 bolts with ground heads for rear main. 6-High headed hex nuts grade 8. 6-SAE flat washers. 6-Pressure sealing flat washers. Pressure sealing flat washers can only be used one time!
Extra sealing washers are available, they are sold individually and are part number A-6327-MB-5. Torque bolts to: 120 ft-lbs. dry or 90 ft-lbs. if lubricated.
Modern insert bearings if you are changing your motor from poured babbitt to inserts. Kits come with instructions.
The block MUST be machined to accept these, they are not a direct replacement for the original babbitt. You will need to purchase 3 of the A-6332 thrust washers to complete this job.
Bearings are available in Standard through .040 undersize. U.S.A.