Oil Pressure Relief spring and valve

early 6 cylinders use AEC283 & AEC284 as a set to replace the earlier cone headed valve and spring


DescriptionApplicationPart NumberPricePURCHASE
   Relief spring 2.56 inches  Early 6 cyl OE round headed   AEC864 $1.69  
  Relief spring 2.68 inches  BN4 thru BJ8   AEC284 $4.11  
  Relief Valve (cone shape valve  BN4 thru BJ8  AEC283 $10.99