Ever since they've hit the mainstream, the question has been, how do Total Seal's gas-ported piston rings compare to actual gas-ported pistons.

We find out in this back-to-back test with Lake Speed, Jr.

Gas porting a piston can provide a performance advantage but it's not always legal for some forms of racing.

Total Seal's gas ported piston rings provide the advantages of gas porting a piston.