Moroso BB Chevy Cam Stop Button and Retaining Plate - BB Chevy RG400032XL 1-1/4 in x 10 Spline

1-1/4 in x 10 Spline

Black Anodized 14mm Spark Plug Adaptor

Standard valve angle and spacing is retained for bolt-on compatability

than the previous best 185cc heads

Moroso BB Chevy Cam Stop Button and Retaining Plate - BB Chevy RG400032XL 1-1/4 in x 10 SplineProfessional engine builders are familiar with camshaft "walk" when excessive end play produces erratic spark timing and the timing chain gear "eats" the timing cover Moroso solves the problem with a highly wear resistant button mounted in an aluminum holder and bolted to the cam timing gear by way of a retaining plate The button assembly does not allow the cam to "walk" forward, stabilizing ignition timing and preventing costly engine repair Moroso