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 930200330 Coil-Over Cover Oxygen Sensor Reducer

Oxygen Sensor Reducer

This guarantees that your right spring matches your left spring

1995-2000 Mercury Mystique

8 bolt rear flange

1955-1956 Austin A90

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 930200330 Coil-Over Cover Oxygen Sensor ReducerEvery 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