Single Layer Head Sock with Single Eye Port (White) PY432000100 Product:One Size Fits All. SFI Approved No Provision For Power Valve

No Provision For Power Valve Allows The Use of Metering Jets Includes Gaskets And Longer Fuel Bowl Screws

051" embossment around each exhaust port to seal irregular surfaces

End-seal spacers are provided

Holley is pleased to expand our Vintage Series line to now include a valve cover option for Small Block Chevys with center bolt heads

Part KN85-0400 Product Specifications Height: 1

Single Layer Head Sock with Single Eye Port (White) PY432000100 Product:One Size Fits All. SFI Approved No Provision For Power ValveSingle Layer Head Sock with Single Eye Port (White)One Size Fits All. SFI Approved PY432000100 432000100 Pyrotect Head Socks help seal out flames and dirt or sand with our Pro Series head sock. One size fits all. SFI approved.