1970-1981 Chevrolet Hooker Blackheart Transmission Crossmember, LS Swap, 4L60-4L65-4L70-4L75 12614HKR

Hooker Blackheart LS swap 4L60 (multi-piece case only) /4L65 / 4L70 / 4L75 automatic transmission crossmemberFeatures:Facilitates installation of a 4L60(multi-piece case only)/4L65/4L70/4L75 GM automatic transmission behind an LS engine in any year 2nd-gen F-bodyDesigned using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearanceHigh-strength low-alloy steel constructionProvides 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 2nd-gen F-Body LS engine swap bracketsDesigned in conjunction with Hooker 2nd-gen F-body LS engine swap brackets to provide bolt-in installation of Hooker LS swap manifolds, headers and exhaust systems for this applicationWill install with either a stock rubber, or Prothane 7-1604 poly mountProvides the highest clearance available for up to 3 inch exhaust system routing

Manufacturer Part Number : 12614HKR

Part Notes:

Integral component of the complete Hooker swap system for this application. Component features unique geometry that is not compatible for use with any other brand of engine mounting components. Direct bolt-in installation on 70-74 subframes; installation on 75-81 subframes requires four horizontal holes to be drilled in subframe sidewall; no hole sawing or vertical drilling required.