vIWG Universal 76mm - 6inHg -150mm TS-0604-2067 Engine Model_Barra 7 psi / 0

7 psi / 0

This Improved 'working ratio' is achieved through an increase to the effective surface area of the diaphragm & revisions to the actual springs fitted resulting in greater leverage of the forces the actuator is working against (boost and backpressure) while still being super-responsive

Improved low to mid-range power and fast spool

Kelford Cams recommend using the KVS40-EXTREME valve spring kit

vIWG Universal 76mm - 6inHg -150mm TS-0604-2067 Engine Model_Barra 7 psi / 0Turbosmart Upgraded Vacuum operated Wastegate Actuators have been developed to provide the maximum possible boost response for your factory frame turbocharger. The Turbosmart vIWG Series of upgraded Actuators benefit from an increased 'Working Ratio' over the factory equipment resulting in improved boost response, throughout the RPM range. This Improved 'working ratio' is achieved through an increase to the effective surface area of the diaphragm &