Fits for Automatic & Manual Transmission Models. 1955 1956 1957 Chevy 150/210/Bel Air 4.3/4.6 V8. 100% TIG-welded end tanks & brazed All T-3003 Aluminum Alloy core. Made of High Quality Full T-3003 Aluminum Construction. Super light weight design reduces the weight compared to the OEM radiator.If there is any problem with the Item, please don't request for return, contact me first. We have jet lag, all the message will be replied as soon as we start our daily work. Thank you for your cooperation!