Mahle PowerPak Forged Piston and Ring Kit - 4.165 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Plus 4.00 cc - Small Block Chevy 4900 AN-12 to (2) AN-10

AN-12 to (2) AN-10

Helmet Blower Systems

5 Power Valve Assembly 25-65

1/2 in Rod Ends Included

Mahle PowerPak Forged Piston and Ring Kit - 4.165 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Plus 4.00 cc - Small Block Chevy 4900 AN-12 to (2) AN-10Every 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