Bolt size for 89 sepertine setup
Member
Joined: Jan 2001
Posts: 319
Likes: 1
From: Jacksonville, FL, USA
Car: 1988 Firebird
Engine: GM Performance Parts 350 HO
Transmission: T56
Axle/Gears: :(
They're 3/4" long not counting the head and I'm not sure of the pitch(7mm?). I doubt you can get them at a hardware store in 9.8 grade, which is what they should be. Go to the dealer and ask for the bolts from an '89 TA.
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