PSI Valve Springs – Single Springs – MX 20.06
PSI Valve Springs – Single Springs – MX 20.06 SPRING O.D. 0.740″ OUTER ID 0.514″ SEAT PRESSURE 39 lbs @ 1.437″ OPEN PRESSURE 120 lbs @ 1.062″ RATE lbs/in. 216.0″ MAX LIFT 0.375″ COIL BIND 1.027″ 1500 Series This series has all the benefits of the 1200’s plus an additional nitriding operation. The nitriding…