• Kit contains the necessary sizes to test compression most gas engines.
• Snowmobiles, motorcycles, outboards, lawn equipment and much more.
• Includes: 10mm x 1.0, 12mm x 1.25, 18mm x 1.5 and the special 16mm x 1.5 Ford adapter
• Fits our compression tester W80579 and others with a 14mm x 1.25 male thread
(California Prop 65)