PISTON RINGS (8),ZERO GAP MOLY,3/16,4"ST

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ZERO GAP MOLY HIGH PERFORMANCE PISTON RINGSSPECS:*4" STANDARD BORE*1/16" TOP RING THICKNESS*1/16" MIDDLE RING THICKNESS*3/16" OIL RING THICKNESSDESIGNED TO STAND UP TO THE RIGORS O F RACING & HIGH PERFORMANCE STREET USE, WHILE PROVIDING LONG LASTING LIFETHESE RINGS FEATURE:*PLASMA-COATED, BARREL-SHAPED, DUCTILE IRON TOP RINGS THAT SEAL AGAINST BLOW-BY WHEN THE PISTON ROCKS IN ITS BORE,*TAPERED SECONDARY RINGS THAT SEAL AGAINST THE OIL CONTROL RINGS UPPER SURFACE FOR EXCELLENT OIL CONTROL, &*3-PIECE OIL RINGS WITH STAINLESS STEEL EXPANDERS THAT PROVIDE ACCURATE TENSION WITHOUT THE LOSS OF ANY HORSEPOWERSOLD IN SETS OF 8 Show more