Trick Flow® Box-R-Series EFI intake manifolds deliver an excellent balance of airflow distribution and velocity to provide big mid- and upper-RPM horsepower gains for ultra-high performance street and race engines running in the 2,500 to 7,500 RPM range. Trick Flow® Box-R-Series EFI Intake Manifolds are available in kits with a natural finish aluminum lower manifold and an aluminum upper plenum in your choice of silver powdercoat, black powdercoat, and natural finishes. The manifolds have a 90mm throttle body inlet and are designed for use on non-EGR engines. Additional features: *Large cross-section with 11.000 in. runners *Overall height to the upper manifold flange is 12.750 in. *Overall height to the lower manifold flange is 5.375 in. *2.000 in. x 1.200 in. port size at head *2.380 in. x 1.380 in. port size at mating flange The upper plenums and lower manifold are also available separately.
Trick Flow® Box-R-Series EFI intake manifolds deliver an excellent balance of airflow distribution and velocity to provide big mid- and upper-RPM horsepower gains for ultra-high performance street and race engines running in the 2,500 to 7,500 RPM range. Trick Flow® Box-R-Series EFI Intake Manifolds are available in kits with a natural finish aluminum lower manifold and an aluminum upper plenum in your choice of silver powdercoat, black powdercoat, and natural finishes. The manifolds have a 90mm throttle body inlet and are designed for use on non-EGR engines. Additional features: *Large cross-section with 11.000 in. runners *Overall height to the upper manifold flange is 12.750 in. *Overall height to the lower manifold flange is 5.375 in. *2.000 in. x 1.200 in. port size at head *2.380 in. x 1.380 in. port size at mating flange The upper plenums and lower manifold are also available separately.

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