Mahle PowerPak Forged Piston and Ring Kit - 4.040 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Minus 5.00 cc - Small Block Chevy 930200140 1142201 10 PSI increase in pressure

10 PSI increase in pressure over M295 oil pump

1987-1991 Pontiac 6000

Harmonic Balancer Shell

2019-2020 Jeep Grand Cherokee Limited X

1974-1991 GMC Jimmy

Mahle PowerPak Forged Piston and Ring Kit - 4.040 in Bore - 1.0 x 1.0 x 2.0 mm Ring Groove - Minus 5.00 cc - Small Block Chevy 930200140 1142201 10 PSI increase in pressureEvery 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