Orion Motor Tech Compression Tester, 8PCS Engine Cylinder Pressure Gauge for Petrol Gas Engine, 0-300PSI Engine Compression Tester Automotive with Adapters for Cars Trucks Motorcycles Marines ATV UTV Red is up for auction in Automotive. The current bid is $11.50, 32% below the $16.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.