Wanted: Set of 340 Pistons 40 or 60 Over

1970Duster said
.040 Over
http://www.summitracing.com/parts/UEM-KB243-040/

.060 over
http://www.summitracing.com/parts/UEM-KB243-060/

If you can get by with .030 over, these are the ones I have in my 340
http://www.summitracing.com/parts/ROS-99625/ Flat

http://www.summitracing.com/parts/ROS-99626/ Dome (if you prefer)

Thanks for the info. I know where to buy them new, I was hoping to save a little and buy some used.