09/21/2026
Quick informational post: these paper inserts in boxes of rods and pistons are great for a close idea of what the components weigh, but they are not accurate enough to balance anything. All of the components do not come matched to that weight. That is what a rotating assembly balance job is for. To ensure all components weigh the same and balance the crankshaft to performance tolerances of less than or equal to .25 in/oz out of balance.
Thank you for reading and happy building!!