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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Oct 2012 Posts: 77 'Bolter | | 'Bolter Joined: Oct 2012 Posts: 77 | Hello all,
I was wondering if anyone knew for certain the threading in the block for the oil inlet and outlet - my engine is a 1961 235. I think it's 1/8 NPT, but was hoping to independently verify that. Thanks in advance.
GW
"The duty of a patriot is to protect his country from its government." - Thomas Paine
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