If factory pistons have the pins offset, and there is a notch which goes towards the front, does that mean that there are left and right pistons? I have an engine with one new piston that slaps a bit, I am curious if it might be for the other side. Thanks, Sean ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html.