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#1 |
Registered User
Join Date: May 2016
Location: Idaho
Posts: 87
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SM465 bolts for pressure plate, flywheel, bellhousing (may apply to other trans)
I am posting this to confirm what I've found in my research and also so that there is a reference thread with all this info in one place for future readers.
**Please help me fill in the missing info and I'll update this post.** ------------------------------------------------------------- 67-72 Sm465 to SBC Flywheel-to-crank bolts (6x ) 7/16-20 x .687 Special Bolts, available from local shops and Rock Auto Torque: 65-70 ft lbs Pressure Plate-to-flywheel bolts (6x ) 3/8-16 x ??? Special Grade 8 Deep Shoulder Torque: 45 ft lbs Bellhousing-to-engine (6x) 3/8-16 x 1-1/4 Grade 8 Bolts Torque: 35-40 ft lbs Bellhousing-to-transmission (4x) 1/2-13 x 1.25 Torque: ??? ft lbs
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1968 GMC 3/4 Ton 4x4 K20 / 2500 1971 Chevrolet Chevelle Malibu Last edited by Old_iron; 09-20-2017 at 11:34 AM. |
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#2 |
Senior Member
![]() Join Date: Mar 2003
Location: Colfax-California
Posts: 8,552
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Re: SM465 bolts for pressure plate, flywheel, bellhousing (may apply to other trans)
Flywheel to crank 65-70 lbs
Pressure Plate bolts 3/8-16 kind of a special gr8 deep shoulder-- torque 45 Bell housing to block 35-40 lbs Trans to Bell 1/2-13 x 1.25 or (1.5) pull down hard with a 3/4'' wrench these are off the top of my head. |
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#3 |
Registered User
Join Date: May 2016
Location: Idaho
Posts: 87
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Re: SM465 bolts for pressure plate, flywheel, bellhousing (may apply to other trans)
Thanks for the info. Does anyone have a link to the correct kind of bolt for the pressure plate to flywheel?
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1968 GMC 3/4 Ton 4x4 K20 / 2500 1971 Chevrolet Chevelle Malibu |
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#4 |
Senior Member
![]() Join Date: Mar 2003
Location: Colfax-California
Posts: 8,552
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Re: SM465 bolts for pressure plate, flywheel, bellhousing (may apply to other trans)
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