okay just came from shop. got our oil seal control springs- fine. got ready to put our side seal springs in- not fine, they sent us 12a springs[which are 10 thous wider] we checked everything else and called parts supplier. they said they w next day air right springs[which are about .021. damn what else can go wrong will go wrong. https://www.nopistons.com/forums/pub...IR#>/angry.png

early 13b springs are wider too

Well, it's good you caught it. https://www.nopistons.com/forums/pub...DIR#>/wink.png

no way could you put these in. i guess if you put narrow springs in wide grove application you would have trouble on down the road for sure. https://www.nopistons.com/forums/pub...R#>/mellow.png

You'd be surprised at what some people try to do. https://www.nopistons.com/forums/pub...DIR#>/wink.png