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 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/LT engine swap brackets to provide...