Description
Shearer Fab Hiram Large Plenum lid for use with the Nick Williams 112mm & 120mm throttle body. These only fit Throttle Bodies that have a 126mm x 70mm bolt pattern!!
-Fits Holley Hiram, MidRam and LoRam manifolds for LS, LT, SBF, and Gen 3 Hemi applications.
Ideally suited for large displacement N/A applications to take advantage of the increased plenum volume and larger diameter throttle blade. The CNC machined billet front plate features a smooth tapered and radius'd inlet geometry for superb air distribution, increased throttle body clearance in comparison to the cast lid and a beautiful fabricated finished with top notch welds from our badass welders.