THIS ONE PIECE VALVE & GUIDE CONVERSION SET INCLUDES;8 STAINLESS STEEL VALVES WITH .341" STRAIGHT STEMS.THESE VALVES ARE .060" LARGER IN HEAD DIAMETER THAN THE STOCK VALVES,TO SEAT ON NEW MATERIAL IN THE BLOCK. WHILE HARD SEATS ARE NOT A NECESSITY,WE RECOMEND USING OUR HARD SEATS FOR ULTIMATE DURABILITY.THESE VALVES ARE THE CORRECT LENGTH FOR USE WITH OUR ADJUSTABLE TAPPETS #A- & THE KEEPERS GIVE THE CORRECT VALVE SPRING HEIGHT.8 ONE PIECE MODERN VALVE GUIDES.THESE GUIDES ARE MADE OF MODERN MATERIAL,VASTLY SUPERIOR TO THE OLD STYLE SPLIT GUIDES.THEY DRIVE INTO THE ORIGIONAL GUIDE HOLES IN THE BLOCK,REQUIRING NO MACHINE WORK FOR INSTALLATION.8 STEEL VALVE RETAINERS & 16 KEEPERSTHESE RETAINERS USE THE ORIGINAL SPRINGS & RESULT IN THE CORRECT VALVE SPRING PRESSURE.PART # A-6505-A-SSRETURN TO VALVE TRAIN COMPONENT PAGE |