The Professional Compression Tester kit works on most foreign and domestic vehicles, small engines, motorcycles, snowmobiles, and ATVs. This kit works on standard and metric scales: 0-300 lbs. per sq. inches and 0-2100 kilopascals. Illustrated instructions are included.

• Quick disconnect coupler separate hose from gauge
• Push button side release valve allowing repeat testing
• 14mm deep well for both flat and tapered seat plugs
• 10mm, 12mm, 14mm, 14mm long reach, and 18mm
• Bourdon tube movement for accurate readings