Mahle PowerPak Forged Piston and Ring Kit - 4.030 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Minus 5.00 cc - Small Block Chevy 930200130 11548 5 dB ANR (Active Noise

5 dB ANR (Active Noise Reduction) @ 3000 Hz

or 71223030HKR (Red)

GMC: Sierra 1500 Classic 07 - 07 5

Use With Standard Camshaft

Mahle PowerPak Forged Piston and Ring Kit - 4.030 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Minus 5.00 cc - Small Block Chevy 930200130 11548 5 dB ANR (Active NoiseEvery 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