SKU: ALL 26100
UPC: 848238016987
MPN: ALL26100
The Air Pan Aluminum Stepped Plenum from ALLSTAR PERFORMANCE is a precision intake manifold component designed for high-performance engine builders and enthusiasts. It optimizes air distribution and velocity control, making it essential for tuners targeting maximum volumetric efficiency and power gains across a broad RPM band.
Constructed from lightweight aluminum alloy, the stepped plenum reduces inertial mass compared to cast-iron alternatives while maintaining structural rigidity under boost or high-RPM operation. Its stepped geometry creates controlled pressure zones that minimize turbulence and fuel separation, which is critical for effective air-fuel mixing.
This plenum is ideal for small-block and big-block Chevrolet builds, as well as Ford Windsor platforms, making it a versatile choice for street machines, circle track competitors, and racing engines. Its design directly influences how evenly the air-fuel charge reaches each cylinder, enhancing overall engine performance.
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