
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- Throttle Body
- 1000 CFM 4-Barrel
- 4150-style Square Bore Flange
- Hard Core Gray Finish
- Race Series
Features - 1-3/4" throttle bore
- Standard square bore mounting pattern for installation on many intake manifolds
- Integrated TPS, IAC and Air Sensor
- Hi Flow IAC passages for large cubic inch engines for idle stability
- Uses a non-contact magnetic hall effect TPS sensor
- Includes (1) 3/8" and (1) 3/16" full manifold vacuum ports
- PTFE coated throttle shaft rides in oil impregnated bronze bushing for smooth actuation
- Dedicated race only throttle lever
- Stainless Steel adjustable secondary link; factory set to 1:1 actuation
- Knurled primary curb idle adjustment screw
- High quality die cast aluminum for strength and weight reduction
- Hard Core Gray finish
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
The Air Your Engine Needs for the Power You Want
Holley builds their throttle bodies (air valves) to hold up to the most severe race and street conditions, with CFMs available to get the most power from your engine and the good looks you expect from Holley.

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