Call us today to order your Hooker BlackHeart Transmission Crossmember!
Part # 71222005HKR
- Designed for use in LS Swap applications (Engine mounted with Hooker 71221003HKR brackets only) or to accomplish an LT1/LT4 T56 transmission swap behind a Gen 1 SBC engine
- Plate steel construction - provides a durable transmission mounting solution
- CAD designed- provides optimized strength, stiffness and weight
- Built-in divorced, adjustable torque arm bracket- solves installation issues with using transmissions not factory installed in 4th-gen F-body vehicles
- Dual-arch exhaust passages - provides highest exhaust ground clearance available
- Semi-gloss black powder coat finish- provides attractive corrosion-resistant appearance
- Transmission installations other than 4th-gen F-body T56/T56 Magnum require the use of the following adapter kit: 4L60-4L70 transmissions - 71223003HKR, 4L80/4L85 transmissions - 71223004HKR, TH400/2004R transmissions - 12650HKR
- LS Oil Pan 302-2 can be used with these mounts
This crossmember is designed as part of a fully-engineered LS swap mounting system for 1984-92 GM F-body vehicles. It has been CAD designed to provide an optimized balance of weight, stiffness and strength. This crossmember provides direct installation capability for 4th-gen F-body/GTO T56 and aftermarket Tremec T56 Magnum transmissions. Installation of a 4L60-4L70, 4L80/4L85, TH400 or 2004R automatic transmission can also be accomplished using this crossmember and the Hooker BlackHeart 12650HKR, 71223003HKR, or 71223004HKR adapter kits.
Vehicle information below is not a guaranty of fitment. If you have fitment concerns, please call prior to ordering.
1988 Chevrolet Camaro Base; 1984-1986 Chevrolet Camaro Berlinetta; 1985-1990 Chevrolet Camaro Iroc-Z; 1987 Chevrolet Camaro LT; 1989-1992 Chevrolet Camaro RS; 1992 Chevrolet Camaro RS Heritage Edition; 1984-1987 Chevrolet Camaro Sport; 1984-1992 Chevrolet Camaro Z28; 1992 Chevrolet Camaro Z28 Heritage Edition; 1984-1992 Pontiac Firebird Base; 1989-1992 Pontiac Firebird Formula; 1984-1986 Pontiac Firebird S/E; 1984-1992 Pontiac Firebird Trans Am; 1989-1992 Pontiac Firebird Trans Am GTA; 1989 Pontiac Firebird Trans Am GTA SE
We are an authorized retailer for all Hooker BlackHeart products. The standard manufacturer warranty applies. If you ever have manufacturer warranty concerns or questions on products you purchased from us, we can help! We are a family owned and operated company that values all of our customers. We are here to assist with all future warranty concerns!
Warning: This product can expose you to chemicals, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov
