18 spline is the hemi unit. I think that's part of the main shaft. The regular 23 splines are more than enough for a BB. I would hold off saying ok until you or he research it a little better. --- RCoronetfreak@xxxxxxx wrote: > > > Everyone, > A friend of mine is convert another guy I knows > Challenger to a big > block with a four speed. Anyway, Bruce, the > Challenger owner, had a b-body 4 > speed and needed an e-body one. I just so happened > to have one. I worked out a > trade since it really doesn't matter to me as long > as I have a trans. > Anyway, Scot, the one doing the converstion, told > me that apparently I had given > them a small block 4 speed and they needed a big > block one so they were going > to swap tailshafts if it was ok with me. I said > that was fine but I thought > that an A-833 was the same small or big block it > was the bellhousing that > made the difference. Am I wrong? Maybe they > wanted an 18 spline? Mine is a 23 > spline. Let me know if they are mistaken or if I > need to hit the books and > study up on my Mopars again! > Rick Rice > 2 '64 Furys > 5 '65 Coronets > '77 D 100 Truck > '95 Dakota Sport > '98 Jeep Grand Cherokee SE > '04 Jeep Grand Cherokee SE > > > > ************************************** See what's > new at http://www.aol.com > > [Non-text portions of this message have been > removed] > > > ---- > Please address private mail -- mail of interest to > only one person -- directly to that person. I.e., > send parts/car transactions and negotiations as well > as other personal messages only to the intended > recipient, not to the Clubhouse public address. This > practice will protect your privacy, reduce the total > volume of mail and fine tune the content signal to > Mopar topic. Thanks! > > '62 to '65 Mopar Clubhouse Discussion Guidelines: > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > > George ____________________________________________________________________________________ Be a better Heartthrob. Get better relationship answers from someone who knows. Yahoo! Answers - Check it out. http://answers.yahoo.com/dir/?link=list&sid=396545433 ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html.