Description
Valve Spring Set Heavy Duty for all A-Series Engines in 1275 cc. If you plan on running your 1275 in the upper RPM's a stiffer valve spring is a must. With an installed height of 1.42 Inches, the valve spring have 45lbs of seat pressure and will take a maximum lift of .425. Our valve spring are made in the UK with the correct pounds per inch and of a quality steel for long life. Don't skimp on your rebuild and take the chance of a broken valve spring that would ruin your engine rebuild.