Quote:
Originally Posted by COSMO
I was running oem mains and L19 head studs. I honestly think a combination of the engine build but mainly tune is what did it. The cylinder didn't crack but basically melted due to the tune. Found out later my bore was not correct to match my pistons causing piston slap.. 96mm from cp calls for .0035 bore mine was .0030 Also my L19's were only torqued to 85..
This time around I am going with arp mains..
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Were the piston skirts damaged? What was the measurements of the pistons? How much clearance did you have. Sometimes with tight clearances it can cause the rings to break. Any rings in pieces?