What Size Are Chevy Motor Mount Bolts?
What Size Are Chevy Motor Mount Bolts? Re: What size are motor mount bolts? 7/16′′ with a 5/8 head is the single bolt that holds the engine to the frame. What grade are motor mount bolts? 8.8 grade will be fine as the bolt only needs to be torqued to 45Nm. A 8.8 grade bolt