AutoMeter 52mm GS Boost Gauge, 0-60 PSI, Mechanical (3805) Russell This gear has 39 outside

This gear has 39 outside teeth

Includes a full set of 4 cams for the 2008-2021 Subaru STi EJ257B with dual AVCS

• Liquid Actuator Cooling Option

The ETC system (Electronic Throttle Control)

AutoMeter 52mm GS Boost Gauge, 0-60 PSI, Mechanical (3805) Russell This gear has 39 outsideMechanical boost gauge with 0 60 PSI range, 2 1 16" diameter, featuring green LED lighting and requiring no electrical hookup. Includes 1 8" NPT fittings and nylon line kit for straightforward installation. Features: Modern green LED through the dial lighting provides clear visibility during nighttime use AutoMeter's race proven mechanical instruments provide trusted accuracy while being simple to install No electrical system required for gauge