Mahle Performance Series 4.155" Bore Piston Rings File Fit 0.043" x 0.043" x 3.0 mm Thick Low Tension - Plasma Moly AN Hose Test Kit Be ready for anything with

Be ready for anything with Bell’s Pro Series

and 10" for fittings up to -20AN

and Mounting Screws

Contains 16 pre-arranged valvings

Mahle Performance Series 4.155" Bore Piston Rings File Fit 0.043" x 0.043" x 3.0 mm Thick Low Tension - Plasma Moly AN Hose Test Kit Be ready for anything withEvery 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