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throttle body 4 barrel low profile 46.5mm

1080 CFM Pro Race 4 Barrel Throttle Body features a special hi flow bell mouth and 46.5mm butterfies for extra flow. Accepts GM stepper motor for Idle control - throttle body is supplied with blanking plate for stepper motor port. Fits both spread bore and square bore manifolds. NOTE: TPS, Cable Pulley and Stepper Motor are Optional and not supplied with this 4 Barrel Throttle Body.

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