Supertech Black Nitride Valves for Honda D-Series VTEC Select::Intake 31.0mm (Set of 8) (HIVN-1102-8) CSF is able to use
Baker’s notes & crumb story
Description
Supertech Black Nitride Valves for Honda D Series VTEC Select::Intake 31.0mm (Set of 8) (HIVN 1102 8) CSF is able to use CSF is able to use thinner and lighter aluminum material (better cooling efficiency) because this design is actually stronger than normal "O" shape tubes that are welded Part number HD15SBIMP OE