New set of big block CROWER 68340 valve spring I bought for a 440 build I was doing, but ended up going a different route. These are NEW never used just sat on the shelf last couple of years.any questions please email me.. Thanks Quick Description.. Dual Spring, OD 1.500 ID 1.120 Spring Diameter, Lowest Pressure 100 @ 1.950, Highest Pressure 477 @ 1.150, .191/.141 Wire Diameter, Coil Bind .1.080", Set of 16 |