
The AutoMeter Sport-Comp II mechanical boost/vac gauge is a 52 mm instrument using a patented high-precision Bourdon tube movement for accurate, durable readings without electrical hookup. The gauge includes 1/8 in NPT fittings, a nylon line kit, mounting hardware, and clear modern LED through-dial lighting for nighttime visibility. It operates mechanically, making it compatible with any street or race vehicle and simple to install.
Autometer Sport-Comp II 52mm 30 PSI Mechanical Boost Vacuum Gauge