Turbosmart BOV Smart Port 60mm Upgrade Kit - Black - TS-0205-3114 540cc ZX4-HDR4 kit features ACT's most

ZX4-HDR4 kit features ACT's most popular Heavy Duty pressure plate

and transmission selector lever springs

Includes air diversion plates to direct air through the intercooler core for maximum efficiency

Holder For 4651 Series Fuel Filter - Black - 4651-01-2

The spherical joint in the rocker has been heavily upgraded over the OEM design to allow for wear-compensation

Turbosmart BOV Smart Port 60mm Upgrade Kit - Black - TS-0205-3114 540cc ZX4-HDR4 kit features ACT's mostUpgrade your existing Type 5 BOV to our new SmartPort spec with this simple kit. A 60mm black anodized SmartPort Trumpet and Red 17 to 14 inHg spring is included. Turbosmarts SmartPort technology helps keep the BOV shut even with a softer BOV spring, improving valve response. SUITABLE FOR Type 5 Dual Port Supersonic Plumb Back