Transmission Crossmember 1967-1969 GM F-Body, 1968-1974 X-Body LS, Lt Swap Transmission Crossmember 4L60(Multi-Piece Case Only), 4L65, 4L70, 4L75 GM Automatic Transmissions Hooker BlackHeart

Facilitates installation of a 4L60 (multi-piece case only)/4L65/4L70/4L75 GM automatic transmission behind an LS engine in any year 1st-gen F-Body & 3rd-gen X-Body. Designed using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearance. High-strength low-alloy steel construction. Provides an engineered 3 to 3.5 degree engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker 1st-gen F-Body & X-Body LS engine swap brackets. Designed in conjunction with Hooker 1st-gen F-body & X-Body LS engine swap brackets to provide bolt-in installation of Hooker LS swap headers and exhaust systems for this application. Will install with either a stock rubber or Prothane 7-1604 poly mount. Provides the highest clearance available for up to 3 inch exhaust system routing.