Mahle Performance Series Piston Ring Set - 4.250 in Bore - 1.0 x 1.0 x 2.0 mm Thick - Standard Tension - Iron - Plasma Moly - 8-Cylinder Roll Cage Padding increased compression advised

increased compression advised

8-3/4 x 7-3/4 in Base

Stainless-Steel Locking Ties secure exhaust wrap and solves the problem of needing a locking tie in high heat areas

See 54039BLS for lower shell

Ram Fullsize Truck 2014-18

Mahle Performance Series Piston Ring Set - 4.250 in Bore - 1.0 x 1.0 x 2.0 mm Thick - Standard Tension - Iron - Plasma Moly - 8-Cylinder Roll Cage Padding increased compression advisedProduct Description: Piston Rings Performance Series 4. 250 in Bore File Fit 1. 0 x 1. 0 x 2. 0 mm Thick Standard Tension Iron Plasma Moly 8 Cylinder For over 80 years, MAHLE has numbered among the leading international manufacturers of high quality components for the automotive engine industry. From powering the Champions in the world's premier racing series to delivering winning performance at local dirt tracks around the country, MAHLE means