Mahle PowerPak F/T Forged Piston and Ring Kit - 4.040 in Bore - 1.0 x 1.0 x 2.0 mm Ring Grooves - Minus 5.00 cc - Small Block Chevy YA0821 strip and racing applications

strip and racing applications

Why Westin

Slot Style

18 Gauge Wire

1967-2002 Pontiac Firebird

Mahle PowerPak F/T Forged Piston and Ring Kit - 4.040 in Bore - 1.0 x 1.0 x 2.0 mm Ring Grooves - Minus 5.00 cc - Small Block Chevy YA0821 strip and racing applicationsEvery 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