Originally Posted by DaRollaRacer
Hi Grinder,
I bought a Sirio Evo 3 STI and just broke it in. Do I have to replace the conrod right away?
Dave
No need to change right after break in. I usually wait until the first 2 gallons, then change it. If you run the engine hard it is recommended to change the rod each gallon to be safe. I have been running a modified Evo 3 STI for a couple of gallons very hard, with no rod or crankshaft failures.
