BBK GM TPI/LT1 Throttle Bodies

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Bring your TPI and LT1 to life
The twin 52mm throttle body works well with mild powerplants with some aftermarket components, while the twin 58mm unit is for more radical engines. 50-state legal D-245-13.

52mm

BBK 1534 - BBK GM TPI/LT1 Throttle Bodies

129-1534

Twin 52mm Throttle Body

1985-88 TPI

$309.99

BBK 1537 - BBK GM TPI/LT1 Throttle Bodies

129-1537

Twin 52mm Throttle Body

1989-92 TPI

$319.99

BBK 1540 - BBK GM TPI/LT1 Throttle Bodies

129-1540

Twin 52mm Throttle Body

1992-93 LT1

$319.99

BBK 1543 - BBK GM TPI/LT1 Throttle Bodies

129-1543

Twin 52mm Throttle Body

1994-97 LT1

$319.99

58mm

BBK 1536 - BBK GM TPI/LT1 Throttle Bodies

129-1536

Twin 58mm Throttle Body

1985-88 TPI

$319.99

BBK 1539 - BBK GM TPI/LT1 Throttle Bodies

129-1539

Twin 58mm Throttle Body

1989-92 TPI

$319.99

BBK 1542 - BBK GM TPI/LT1 Throttle Bodies

129-1542

Twin 58mm Throttle Body

1992-93 LT1

$319.99

BBK 1544 - BBK GM TPI/LT1 Throttle Bodies

129-1544

Twin 58mm Throttle Body

1994-97 LT1

$329.99

Gasket Kit

BBK 1583 - BBK GM TPI/LT1 Throttle Bodies

129-1583

Throttle Body Gasket Kit

Fits 52mm TPI Applications

$10.99

BBK 1584 - BBK GM TPI/LT1 Throttle Bodies

129-1584

Throttle Body Gasket Kit

Fits 58mm TPI Applications

$10.99

Replacement Sensors

129-1686

Throttle Position Sensor

1994-97 LT-1

$29.99