Check the listing for details. KAR CHECK MODEL 4450 ENGINE SYSTEM Analyzer. Condition: Used. Listed at 75.00 USD. This KAR CHECK Model 4450 Engine System Analyzer is a valuable asset for any automotive mechanic or hobbyist. With analog display type, this engine analyzer provides accurate readings to diagnose and troubleshoot engine problems quickly and efficiently. The item is sold as Used with No Warranty, but rest assured that it has been thoroughly inspected to ensure its functionality. The Brand of this engine analyzer is KAR CHECK and it is of Type Engine Analyzer. It is a Custom Bundle with Manufacturer Part Number 4450. The Country/Region of Manufacture is the United States and it has not been modified. This item is listed under eBay Motors and falls under the category of Automotive Tools & Supplies, Diagnostic Service Tools, and Multimeters & Analyzers.