Check the listing for details. Vintage Milton 1201 Replacement Cartridge Meter For Portable Engine Analyzer NOS. Condition: New. Listed at 19.99 USD. NIB old stock been in the attic for years Dive into the world of automotive diagnostics with the Milton 1201 Replacement Cartridge Meter, a must-have tool for any engine analyzer enthusiast. Designed to be compatible with Milton's portable engine analyzer, this meter is crafted for precision and ease of use, ensuring accurate readings for your vehicle's performance evaluation. The Milton 1201 is distinguished by its robust construction and user-friendly interface, making it an ideal choice for both professional mechanics and DIY enthusiasts. With its straightforward installation process, this engine analyzer meter is poised to deliver reliable results, helping you make informed decisions about your engine's health.