How to identify and decode chevrolet transmissions. CLARIFICATION: Everyone consistently calls a Vortec an LS and that is not accurate! Although Vortec engines are 'LS' based they are NOT LS engines IMO. Besides most Vortec's being iron block, as seen above there are some serious size differences and considerations depending on your project. VORTEC ENGINE IN.

Echo F1 Speedometer Manual Lawn. Automatic transmission on a Chevy can be identified in one of two ways: You can look at the size of the pan on the transmission or you can search for the identification number that has been stamped somewhere on the casing. Locate the 'source serial number' that is stamped on the. Seca Weighing Scale Service Manual here. Transmission Lookup. Need to figure out what transmission is in that 2008 Chevy that just rolled into the shop? Use our YMME transmission lookup tool to get on track. Select Year, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995.