For a Mopar 6.123 they'll usually come in about 650 grams. The SIR rods are close to 600, can't remember if over or under.

A 6.125" chevy rod should weigh around 600 grams, I have some that were heavy duty right at 660.

Stock Mopar rods are clubs, IIRC 728 and 756 grams.

R.

Last edited by dogdays; 02/10/15 01:50 PM.