4500 PROSTOCK THROTTLE BODY – 2.25″ BORE WITH TPS AND IAC PROVISION

Description

NHRA Approved for 2027

AVAILABLE FOR PRE-ORDER

Engineered for Maximum Horsepower & Durability

New 2.25″ Bore – One piece Billet Aluminum throttle body with TPS and IAC provision.

• Air Supremacy Design The Wilson 4500 flows massive air volume withredesigned internals and reduced overall massforpeak high-RPM power.

• Compatible with Wilson Billet Spacers Designed to work in tandem formaximum flow and throttle response.

• Stainless Steel 3-Way Adjustable Linkage Precision-machined forstrength, adjustability, and reliabilityunder extreme conditions.

• Sealed Roller Bearings Replaces bushings to eliminate wear and air leaks, ensuringlong-term consistent performance.

• Slim Throttle Shafts Machined to reduce cross-sectional area andincrease net airflow.

• Aircraft-Grade Blade Fastening Throttle blades areLoctited and peenedfor secure, high-RPM retention.

• Tapered & Radiused Bores Developed usingcutting-edge modelingto optimize airflow per square inch formaximum horsepower.

• Inward Opening Throttle Blades Minimizes directional turbulence and improvesair distribution at part throttle.

• Built-In TPS & IAC Provisions Holley plug-style TPS is pre-installed. IAC port included; block-off plate comes standard. Sensor sold separately.

• Billet 6061-T6 Aluminum Body CNC-machined forlightweight strength, repeatable tolerances, and superior heat resistance.(Billet 5 Axis part)

• Compact Profile Stands2.785″ tall, allowing for flexible packaging in engine bays.