Chromoly VW Valve Spring Retainer Set ported heads Make sure to use 1/2"

Make sure to use 1/2" NPT Male pipe thread fittings when mating a fitting to these coolers

cruise with 1 barrel economy

These heater boxes offer the ability to still use your heater system and not stifle your performance VW engines HP output

Kit comes complete with Chromoly Rocker Studs and Lash Caps

A great dress up item for your custom engine build

Chromoly VW Valve Spring Retainer Set ported heads Make sure to use 1/2"Made from super strong lightweight chromoly, precision CNC machined to an exacting tolerance and then heat treated. These retainers are virtually unbreakable. Use with single or dual valve spring set ups. Sold in sets of 8.