Valve Spring Compressor Tool The Model VSC - Two Valve Spring Compressor was designed to facilitate easy changing of high performance valve springs on Chevrolet 18 º and 23 º heads equipped with T&D or Jessel Rocker Kits. For Chevrolet 18º and 23º heads with Jessel or T&D Girdles Compact, light weight anodized aluminum design Allows quick and effortless in-car valve spring changes Tool allows changing of two valve springs per set-up No air needed... if valve seals used Simple angle adjustment allows use on both T&D and Jessel equipped heads Common rocker/spring compressor bolt size... 3/8" - 12 point Keeper knocker supplied Instructions included For Sale for $275.00 (plus shipping and any applicable taxes) For additional information or to order Contact Kevin Richards at (509) 926-6270