Kj You Are A Monster! Alpha You Always So Wise! Nice To Hear From You....we Checking The Clearences As We Speak...i Am Thinking The Rings But I Think The Pistons Are Too Tight...also There Is A Leak....we Found A Lil I Think Coolant In The Head...i Dont Know Where Is Coming From But We Will Do A Leak Down Test Prob Wednesday...the Block Was Sleeved By Golden Eagle And By Talking To Some Ppl Apparently Happens With Them...i Don't Know....i Will Prob Replace The Pistons And Rings(what Rings Should I Purchase?)and Upgrade The Clearence In The Block...if I Have To Send Back This Block I Just Would Get A New Block And Get It Sleeve By Darton Or Bensons....this Sucks But So Far Made 560 In The Dyno Before Loosing Traction At 6900rpm...i Am Glad It Did Cause Now We Have To Fix This Problems.where Do I Send The Rods To Get The Wrist Pins Upgraded?and The Coating In The Pistons?also I Need A Better Intercooler..an 800+ One...any Suggestions And Some One That Can Weld Aluminum....