Hooker BlackHeart BHS550 Transmission Crossmember

These new crossmembers have been redesigned and are less expensive than the previous crossmember & work with engine mounting brackets BHS540 for both the GM LS & Gen-V LT engines. Choose the crossmember based on the transmissions that you want to run in your 1973-1987 C10:\n• Crossmember BHS548 fits 4L60E, 4L65E, 4L70E, 4L75E, and 6L80 Transmissions\n• Crossmember BHS549 fits 4L80E, and 4L85E Transmissions\n• Crossmember BHS550 fits T56, and T56 Magnum Transmissions\nThese crossmembers, when used with BHS540, provide the ideal u-joint angles and the best clearance for 3.00" dual exhaust.