Dec 12, 2002 #1 R rking Senior Member Joined May 30, 2001 Messages 505 I have an early on center with the 4 bolt center mains. I was wondering what the torque spec were for all of the mains. TIA
I have an early on center with the 4 bolt center mains. I was wondering what the torque spec were for all of the mains. TIA
Dec 12, 2002 #2 K KendallF Blah blah blah Joined May 23, 2001 Messages 1,238 100 ft-lbs for the studs, 70 ft-lbs for the angled bolts.
Dec 12, 2002 #3 Q qwknuf6 100% STREET CAR Joined May 23, 2001 Messages 290 70 ft lbs on the angled bolts may be a little much ,I went 50ft lbs on the smaller main bolts
Dec 13, 2002 #4 L Lee Thompson New Member Joined May 24, 2001 Messages 3,184 torque The shop that line bored mine, stamped on the pan rail---90 ft. lbs. studs---70 ft. lbs. bolts, with ARP lube.
torque The shop that line bored mine, stamped on the pan rail---90 ft. lbs. studs---70 ft. lbs. bolts, with ARP lube.
Dec 13, 2002 #5 K KendallF Blah blah blah Joined May 23, 2001 Messages 1,238 The specs I quoted were from both the Power Source book and a "Buick Stage Two Racing Engines" book by Dave Emanuel that used Ruggles for tech info.
The specs I quoted were from both the Power Source book and a "Buick Stage Two Racing Engines" book by Dave Emanuel that used Ruggles for tech info.