BBK 92-93 GM LT1 5.7 Twin 58mm Throttle Body BBK Power Plus Series (1542) 1664 Dual Retention Post

Dual Retention Post

MB10-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Mandrel bent and TIG Welded

Large 80mm Bore Improves Airflow For Improved Performance

BBK 92-93 GM LT1 5.7 Twin 58mm Throttle Body BBK Power Plus Series (1542) 1664 Dual Retention PostBBK Performance throttle bodies are designed as a direct replacement for the restrictive stock factory throttle body. All BBK Power Plus throttle bodies offer OEM drive ability but with up to 30% improved airflow for improved horsepower torque and throttle response. Every BBK throttle body is CNC Machined from a new high quality 356 aluminum casting and assembled with features like OEM style die stamped throttle linkages double sealed bearings and o