I also believe that cold cranking is what you look for in determining the "strength" of a battery. The 24 vs 27 is the length of the battery. I always found that the longer battery looked better and filled the battery tray. K. Butch Edison wrote: > > What battery should I buy for my 64 Sport Fury 440? The sevice manual > says a 24H or 27H, but I don't find anything relevant on the major auto > supplier websites. I "think" what I'm looking for are cold cranking > amps? > Thanks for any help. /Butch/ Fendale, WA > > > Mopar...if you have to ask, you'll never understand. > (2) 64 Plymouth Sport Furys, 383 & 440, A727 floor shifts > http://www.freewebs.com/waedison/ Kevin R. Merkley Thunder Bay, Ontario 64 Dodge 440 2dr HT (Cdn) 64 Dodge Polara 500 Convertible (Cdn) ---- 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.