Service bulletin from Chevrolet about cracked heads...........
http://ww2.justanswer.com/uploads/Bluegorilla/2008-12-05_142924_Coolant_loss_5.3.pdf
I have rebuilt engines, replaced heads...I have the ability.......just no longer have the will................
Fresh paint on one of the Vipers and had the shop replace the HRE C21 racing wheels with HRE C103’s while they were at it. 18” fronts and 19” rears.