Be sure not to over tighten when mounting this valve cover.Use a criss cross pattern, snugly tightening each bolt.Copper pulses replace the original vent and connect to the air filter, making air filtration and ventilation smoother.
NOTE: Valve Cover Spacer allows roller rockers to clear Valve Cover Baffle.Tapped for pulse fitting to run fuel pumps or venting.Highly Durable Clear Plastic Extra Clearance for Rocker Arms See Through Technology.
Spacer is 0.500"" thick.Metal materials, with strong durability, anti-rust, impact proof and deformation proof.