The Supertech manganese bronze intake valve guide set for Toyota/Sicon applications is supplied as a set of eight with a 5.5mm stem. These intake guides replace factory guides to maintain valve stem alignment and clearance in the specified Toyota and Sicon cylinder heads. The product description lists the material and stem size to assist with fitment confirmation.
Supertech Toyota/Sicon Manganese Bronze Intake Valve Guide 5.5mm Stem - Set of 8