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I need the torque specs for the plenum on a 1999 buick century custom
1999 Buick Century

I need the torque specs for the Plenum on a 1999 buick century custom

(1999 Buick Century)
have replaced the intake manifold, but the kit doesnt come with the torque specs and have found them for the heads and intake but not the Plenum.
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Popular Answer
of Joels Auto Service on January 02, 2011
Intake Manifold Coolant Pipe Bolt .... 89 in lbs (7.4166 ft. lbs)
Lower Intake Manifold Bolt .............. 115 in. lbs (9.5833 ft. lbs)
Upper Intake Manifold Bolt/Stud ...... 18 ft. lbs
Valve Rocker Arm Bolt ................... 168 in. lbs (14 ft. lbs +30 degress
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of Joels Auto Service on January 02, 2011
Intake Manifold Coolant Pipe Bolt .... 89 in lbs (7.4166 ft. lbs)
Lower Intake Manifold Bolt .............. 115 in. lbs (9.5833 ft. lbs)
Upper Intake Manifold Bolt/Stud ...... 18 ft. lbs
Valve Rocker Arm Bolt ................... 168 in. lbs (14 ft. lbs +30 degress
Sign in to reply

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