The best thing you can do with L19 bolts is to toss them in the trash. Those bolts have cause more rod failures than any other bolt ever has.

They are so strong to the point the are brittle and will snap off. Call Tom Molnar who has 41 years in the rod business start at Oliver, then K-1, and now his own company Molnar Technologies we will tell you many

horror stories of rods failing with L19 bolts.

Tom