SIZE .001.

New old stock OEM Dodge Chrysler Plymouth DeSoto crankshaft main bearing #1238463 size .001.  Should be compatible with all 1934-47 Chrysler V8 all models and C36, 9, 12 industrial engines. May be compatible with other models/years. I'm not 100% certain of all the fitment. Buyer is responsible for verifying fitment to their vehicle. (If available, enter your vehicle into the compatibility table on this page to check for specific fitment). Warranty/Returns of 30 days. To find out if it fits your vehicle, please check by entering your make and model into the ebay catalog (if available). Make sure to match your part number with the number on this unit (if possible). Check fitment information (if it's available) for compatibility to your vehicle before buying. Also, PLEASE check VISUALLY that your parts match before ordering. This can save alot of problems.