papafarms Posted March 8, 2013 Share Posted March 8, 2013 Hi guys, hope you all can come to my rescue as you have before, my engine is tore down and the guy who is rebuilding is very good, questions that need answered are as follows, what are the crank forge numbers, i have 2 numbers on mine, they are as follows 1307660, and GMB145, and what are the crank journal dimensions, the 5 mains and rod specs, there are swome questions about a possibel tear down before, any help will greatly be appreciated, my buick is a 1940 special 40 series 248 engine thanks again bob Link to comment Share on other sites More sharing options...
McDar Posted March 9, 2013 Share Posted March 9, 2013 You can google "248 Buick crankshaft specs" and get what you need. I like the ones by secondchancegarage.com. Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now