Out of stock
SKU: BBK1508
UPC: 197975015082
MPN: 1508
The Phenolic Intake Spacer 86-93 5.0L Mustang by BBK Performance is a precision-engineered thermal barrier designed to improve engine efficiency and performance on third-generation Mustangs equipped with the legendary 5.0L V8. This component isolates the intake manifold from the cylinder head, reducing heat transfer to the incoming fuel-air charge and delivering measurable gains in horsepower and torque.
Constructed from phenolic resin—a material chosen specifically for its superior insulating properties and thermal stability—this intake spacer maintains structural integrity under sustained high-temperature conditions while resisting warping and degradation. The phenolic compound effectively breaks the thermal bridge between the hot intake manifold and the aluminum cylinder head, keeping the fuel charge cooler and denser as it enters the combustion chambers.
This cooler, denser air supports more complete fuel atomization and burn efficiency, translating to improved volumetric efficiency and noticeable power increases across the RPM band. The spacer's compact 5 x 0.8 x 17.5-inch footprint and lightweight design ensure minimal installation complexity and no compromise to engine bay real estate. This BBK Performance intake spacer is purpose-built for 1986–1993 5.0L Mustang applications and is an essential upgrade for serious enthusiasts.
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