Page 26 of 1997 Competition Parts Catalog by Mazda MotorSports

competition tension bolt information a rubber insulator is bonded to these bolts at the center to dampen out vibrations at certain rpms the insulator helps prevent bolt fatigue resulting in longer bolt life before installing tension bolts lubricate threads with an anti-seize compound tension bolt seals should be lubricated with oil be sure to torque the tension bolts in a crisscross circular pattern starting with 8 foot-lbs and moving in 4 lb increments to a maximum of 25 foot-lbs tension bolts washer seals part number 4352-10-e50 1015-10-451b 1015-10-452a 4801-10-e50 1757-10-451b 1757-10-452a n326-10-e51 n326-10-e52 n350-10-e51b n350-10-e50a n350-10-e61a 0839-10-455 code csscssssssss req 16-18 16-18 1 17-18 17-18 1 17 1 16/17 1 1 17-19 description tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt tension bolt washer seals model engine type 12a 12a 12a 13b 13b all 13b all 13b all 13b all 13b all 13b all 13b all 12a 13b year all all all all 1974-85 1974-85 long bolt 1986-88 1986-88 long bolt 1989-95 1989-91 uses 16 1993-95 uses 17 1989-95 includes heat-shrink tube 1989-95 long bolt all long bolt notes tension bolt information all 12a and 13b engines use a total of 17 18 or 19 tension bolts depending on which side housings are being used one 1 of these bolts always will be longer than the others tubular dowels part number 0839-10-111b 1757-10-111 n3a1-10-b73 code s s s req 4 4 4 description tubular dowel tubular dowel o-ring tubular dowel model engine type 12a 13b 12a/13b 20b cosmo year all all 1971-95 notes e-26

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