; Professional 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
- For SBC & 90 degree V6 Chevy with early ribbed-style timing cover
- Cam bolts included
- Professional engine builders are familiar with camshaft walk
- The button assembly does not allow cam to walk forward, stabilizing ignition timing.