Mahle Performance Series Piston Rings - 4.050 in Bore - File Fit - HV385 Thermal - 8-Cylinder Spark Advance Lockout - Cone-Type w/Steps

- Cone-Type w/Steps

Round Companion Flange

Racers and engine builders were experiencing loss of horsepower and engine damage due to sand

1-3/4 to 4 in Adjustable

Removable 1 in Block Included

Mahle Performance Series Piston Rings - 4.050 in Bore - File Fit - HV385 Thermal - 8-Cylinder Spark Advance Lockout - Cone-Type w/Steps1. 0mm, 1. 0mm, 2. 0mm Standard Tension +. 005 File Fit Rings 4. 050"+0. 005 1. 0, 1. 0, 2. 0mm File Fit Rings. Product Description: Piston Rings Performance Series 4. 055 in Bore File Fit 1. 0 x 1. 0 x 2. 0 mm Thick Standard Tension Steel HV385 Thermal 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