Mahle PowerPak Forged Piston and Ring Kit - 4.125 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Plus 4.00 cc - Small Block Chevy Skyjacker Re-designed for better fit and

Re-designed for better fit and function

easy to read display characters

and oil fill / PCV grommets (valve cover gaskets not included)

Special rubber cap with clamp-on aluminum billet cover - blocks off the front port

Mahle PowerPak Forged Piston and Ring Kit - 4.125 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Plus 4.00 cc - Small Block Chevy Skyjacker Re-designed for better fit andEvery Mahle piston is backed by 90 plus years of racing heritage and technology. From the invention of the first aluminum piston to the most advanced design and machining processes being used today, MAHLE delivers unmatched performance and durability. MAHLE's light weight, low drag, design specific forgings are machined with close attention given to ring groove quality, tolerances and consistency. All Mahle pistons are dual or triple coated, adding