Total Seal Classic Steel Advanced Profiling Piston Rings 4.125" Bore File Fit 0.043 x 0.043 x 3.0 mm Thick - Standard Tension 84300A Specially designed for Moroso's DuraBillet

Specially designed for Moroso's DuraBillet Distributors (also fits MSD Distributors)

Additional Parts Needed (Oil Pan Gasket 6665G or GM® 12612350

Designed for stock steering rack

Includes Integrated Reservoir

Stainless Springs

Total Seal Classic Steel Advanced Profiling Piston Rings 4.125" Bore File Fit 0.043 x 0.043 x 3.0 mm Thick - Standard Tension 84300A Specially designed for Moroso's DuraBilletProduct Description: Piston Rings Classic Steel Advanced Profiling 4. 125 in Bore File Fit 0. 043 in x 0. 043 in x 3. 0 mm Thick Low Tension Steel Chromium Nitride 8 Cylinder Total Seal is known for their piston ring sets. They offer a wide selection of off the shelf options and also offer and the ability to custom order ring sets to meet your specifications. Total Seal also has a full line of tools, testers, and lubricants to aid in piston ring