Turbosmart Kompact Plumb Back Blow Off Valve 34 mm Inlet 34 mm Outlet Black Door Lock Knobs Digitally Controlled DTR1020 Digitally Controlled Features:CNC machined billet aluminum housing and Dupont Rynite baseNo CARB Exemption Order NumberSupplied with Cap A Dapt and rotor (accepts MSD socket style caps)Mechanical advance assembly can be locked out for crank trigger systemsNylon pads ensure smooth operation of the advance weightsAdvance weight pins are staked and tig welded to the plateAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reductionPolished steel shaft is QPQ coated and guided by a sealed ball bearingMaintenance free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm rangeEasy to adjust mechanical advance with supplied springs and stop bushings Available to race teams and workshops speed boating or street tuning