Overhead Valve Spring Compressor Tool

Ideal for removing valve springs, spring retainers by compressing the valve spring retainer and exposing the valve keeper, remove keepers, uncompress the tool then remove spring. Easy to operate Cam action level design for secure valve spring locking into the tool Allow valve springs and valve stem oil seals to be replaced with the cylinder head. Tool spring depth reach grips to retainer are adjustable to fit most large and small spring applications For use on a wide range of OHV, OHC and CHV engines. Not suitable for use on engines with deep seated valves. Features a reversible jaw / adaptor and automatic cam-action locking to a re-determined setting