Mahle PowerPak Forged Flat Top Piston and Ring Set - 4.005 in Bore - 1.330 in Compression Height - 1.0 x 1.0 x 2.0 mm Ring Grooves - Minus 5.80 cc - GM LS-Series KJ09191BK even at temperatures in excess

even at temperatures in excess of 400F (204C)

or mild to moderate racing applications

this feature allows for hydration during long races

High strength

allows trapped air in the cooling system to escape and stabilizes the pressure of the cooling system overall

Mahle PowerPak Forged Flat Top Piston and Ring Set - 4.005 in Bore - 1.330 in Compression Height - 1.0 x 1.0 x 2.0 mm Ring Grooves - Minus 5.80 cc - GM LS-Series KJ09191BK even at temperatures in excessProduct Description: Piston and Ring PowerPak Forged Flat Top 4. 005 in Bore 1. 330 in Compression Height 1. 0 x 1. 0 x 2. 0 mm Ring Grooves Minus 5. 80 cc GM LS Series For over 80 years, MAHLE has numbered among the leading international manufacturers of high quality components for the automotive engine industry. From powering the Champions in the world's premier racing series to delivering winning performance at local dirt tracks around the country,