BBK Performance 1539 Twin 58mm Power Plus Throttle Body for 1989-1992 GM 305/350 TPI

Upgrade the throttle body on your 1989-1992 GM 305/350 TPI application with the BBK Performance 1539 Power Plus Throttle Body. This unit features a twin-bore design with two 58 mm bores to support airflow through the intake system while retaining a stock flange configuration.

Constructed from aluminum, the throttle body has a CNC-machined finish for precise manufacturing and a clean natural appearance. Its Power Plus design is intended for GM TPI small-block Chevy applications identified in the product data.

A gasket or seal and mounting hardware are included to support installation. The throttle position sensor is not included, so the existing sensor or a separately sourced replacement is required for installation where applicable.

BBK Performance part number 1539 is supplied as an individual throttle body. Refer to the vehicle and engine application information before ordering to confirm suitability for your specific GM 305/350 TPI setup.

Features:

• Brand: BBK Performance
• Part Number: 1539
• Application: 1989-1992 GM 305/350 TPI small-block Chevy
• Bore Design: Twin bore
• Bore Diameter: 58 mm
• Flange Type: Stock flange
• Material: Aluminum
• Finish: CNC machined, natural
• Included: Gasket or seal and mounting hardware
• Throttle Position Sensor: Not included