Fits Nissan RB25 / RB30 to Ford C4 Automatic Steel Bellhousing a premium performance component designed

a premium performance component designed for demanding racing and high-horsepower applications

a micro-switch for back-up lights and a neutral safety switch preventing accidental starts when in gear

capable of withstanding valve spring load up to 600lbs

By removing any centrifugal application of the direct clutches

Fits Nissan RB25 / RB30 to Ford C4 Automatic Steel Bellhousing a premium performance component designedSpeedmaster conversion steel bellhousing couples the Nissan RB25 RB30 engine to your Ford C4 automatic transmission. This gives you the ability to run a much stronger and reliable transmission to your high performance engine.